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Diffstat (limited to 'libre/mpfr-static/mpfr-3.1.3-p5.patch')
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diff --git a/libre/mpfr-static/mpfr-3.1.3-p5.patch b/libre/mpfr-static/mpfr-3.1.3-p5.patch deleted file mode 100644 index 891831f52..000000000 --- a/libre/mpfr-static/mpfr-3.1.3-p5.patch +++ /dev/null @@ -1,1830 +0,0 @@ -diff -Naurd mpfr-3.1.3-a/PATCHES mpfr-3.1.3-b/PATCHES ---- mpfr-3.1.3-a/PATCHES 2015-07-02 10:49:23.950112879 +0000 -+++ mpfr-3.1.3-b/PATCHES 2015-07-02 10:49:24.042113845 +0000 -@@ -0,0 +1 @@ -+lngamma-and-doc -diff -Naurd mpfr-3.1.3-a/VERSION mpfr-3.1.3-b/VERSION ---- mpfr-3.1.3-a/VERSION 2015-06-19 19:55:09.000000000 +0000 -+++ mpfr-3.1.3-b/VERSION 2015-07-02 10:49:24.042113845 +0000 -@@ -1 +1 @@ --3.1.3 -+3.1.3-p1 -diff -Naurd mpfr-3.1.3-a/doc/mpfr.texi mpfr-3.1.3-b/doc/mpfr.texi ---- mpfr-3.1.3-a/doc/mpfr.texi 2015-06-19 19:55:11.000000000 +0000 -+++ mpfr-3.1.3-b/doc/mpfr.texi 2015-07-02 10:49:24.018113593 +0000 -@@ -810,13 +810,17 @@ - When the input point is in the closure of the domain of the mathematical - function and an input argument is +0 (resp.@: @minus{}0), one considers - the limit when the corresponding argument approaches 0 from above --(resp.@: below). If the limit is not defined (e.g., @code{mpfr_log} on --@minus{}0), the behavior is specified in the description of the MPFR function. -+(resp.@: below), if possible. If the limit is not defined (e.g., -+@code{mpfr_sqrt} and @code{mpfr_log} on @minus{}0), the behavior is -+specified in the description of the MPFR function, but must be consistent -+with the rule from the above paragraph (e.g., @code{mpfr_log} on @pom{}0 -+gives @minus{}Inf). - - When the result is equal to 0, its sign is determined by considering the - limit as if the input point were not in the domain: If one approaches 0 - from above (resp.@: below), the result is +0 (resp.@: @minus{}0); --for example, @code{mpfr_sin} on +0 gives +0. -+for example, @code{mpfr_sin} on @minus{}0 gives @minus{}0 and -+@code{mpfr_acos} on 1 gives +0 (in all rounding modes). - In the other cases, the sign is specified in the description of the MPFR - function; for example @code{mpfr_max} on @minus{}0 and +0 gives +0. - -@@ -832,8 +836,8 @@ - @c that advantages in practice), like for any bug fix. - Example: @code{mpfr_hypot} on (NaN,0) gives NaN, but @code{mpfr_hypot} - on (NaN,+Inf) gives +Inf (as specified in @ref{Special Functions}), --since for any finite input @var{x}, @code{mpfr_hypot} on (@var{x},+Inf) --gives +Inf. -+since for any finite or infinite input @var{x}, @code{mpfr_hypot} on -+(@var{x},+Inf) gives +Inf. - - @node Exceptions, Memory Handling, Floating-Point Values on Special Numbers, MPFR Basics - @comment node-name, next, previous, up -@@ -1581,7 +1585,8 @@ - @deftypefunx int mpfr_add_z (mpfr_t @var{rop}, mpfr_t @var{op1}, mpz_t @var{op2}, mpfr_rnd_t @var{rnd}) - @deftypefunx int mpfr_add_q (mpfr_t @var{rop}, mpfr_t @var{op1}, mpq_t @var{op2}, mpfr_rnd_t @var{rnd}) - Set @var{rop} to @math{@var{op1} + @var{op2}} rounded in the direction --@var{rnd}. For types having no signed zero, it is considered unsigned -+@var{rnd}. The IEEE-754 rules are used, in particular for signed zeros. -+But for types having no signed zeros, 0 is considered unsigned - (i.e., (+0) + 0 = (+0) and (@minus{}0) + 0 = (@minus{}0)). - The @code{mpfr_add_d} function assumes that the radix of the @code{double} type - is a power of 2, with a precision at most that declared by the C implementation -@@ -1599,7 +1604,8 @@ - @deftypefunx int mpfr_sub_z (mpfr_t @var{rop}, mpfr_t @var{op1}, mpz_t @var{op2}, mpfr_rnd_t @var{rnd}) - @deftypefunx int mpfr_sub_q (mpfr_t @var{rop}, mpfr_t @var{op1}, mpq_t @var{op2}, mpfr_rnd_t @var{rnd}) - Set @var{rop} to @math{@var{op1} - @var{op2}} rounded in the direction --@var{rnd}. For types having no signed zero, it is considered unsigned -+@var{rnd}. The IEEE-754 rules are used, in particular for signed zeros. -+But for types having no signed zeros, 0 is considered unsigned - (i.e., (+0) @minus{} 0 = (+0), (@minus{}0) @minus{} 0 = (@minus{}0), - 0 @minus{} (+0) = (@minus{}0) and 0 @minus{} (@minus{}0) = (+0)). - The same restrictions than for @code{mpfr_add_d} apply to @code{mpfr_d_sub} -@@ -1615,7 +1621,7 @@ - Set @var{rop} to @math{@var{op1} @GMPtimes{} @var{op2}} rounded in the - direction @var{rnd}. - When a result is zero, its sign is the product of the signs of the operands --(for types having no signed zero, it is considered positive). -+(for types having no signed zeros, 0 is considered positive). - The same restrictions than for @code{mpfr_add_d} apply to @code{mpfr_mul_d}. - @end deftypefun - -@@ -1635,7 +1641,7 @@ - @deftypefunx int mpfr_div_q (mpfr_t @var{rop}, mpfr_t @var{op1}, mpq_t @var{op2}, mpfr_rnd_t @var{rnd}) - Set @var{rop} to @math{@var{op1}/@var{op2}} rounded in the direction @var{rnd}. - When a result is zero, its sign is the product of the signs of the operands --(for types having no signed zero, it is considered positive). -+(for types having no signed zeros, 0 is considered positive). - The same restrictions than for @code{mpfr_add_d} apply to @code{mpfr_d_div} - and @code{mpfr_div_d}. - @end deftypefun -@@ -1643,15 +1649,18 @@ - @deftypefun int mpfr_sqrt (mpfr_t @var{rop}, mpfr_t @var{op}, mpfr_rnd_t @var{rnd}) - @deftypefunx int mpfr_sqrt_ui (mpfr_t @var{rop}, unsigned long int @var{op}, mpfr_rnd_t @var{rnd}) - Set @var{rop} to @m{\sqrt{@var{op}}, the square root of @var{op}} --rounded in the direction @var{rnd} (set @var{rop} to @minus{}0 if @var{op} is --@minus{}0, to be consistent with the IEEE 754 standard). -+rounded in the direction @var{rnd}. Set @var{rop} to @minus{}0 if -+@var{op} is @minus{}0, to be consistent with the IEEE 754 standard. - Set @var{rop} to NaN if @var{op} is negative. - @end deftypefun - - @deftypefun int mpfr_rec_sqrt (mpfr_t @var{rop}, mpfr_t @var{op}, mpfr_rnd_t @var{rnd}) - Set @var{rop} to @m{1/\sqrt{@var{op}}, the reciprocal square root of @var{op}} --rounded in the direction @var{rnd}. Set @var{rop} to +Inf if @var{op} is --@pom{}0, +0 if @var{op} is +Inf, and NaN if @var{op} is negative. -+rounded in the direction @var{rnd}. Set @var{rop} to +Inf if @var{op} is -+@pom{}0, +0 if @var{op} is +Inf, and NaN if @var{op} is negative. Warning! -+Therefore the result on @minus{}0 is different from the one of the rSqrt -+function recommended by the IEEE 754-2008 standard (Section 9.2.1), which -+is @minus{}Inf instead of +Inf. - @end deftypefun - - @deftypefun int mpfr_cbrt (mpfr_t @var{rop}, mpfr_t @var{op}, mpfr_rnd_t @var{rnd}) -@@ -1832,7 +1841,9 @@ - @m{\log_2 @var{op}, log2(@var{op})} or - @m{\log_{10} @var{op}, log10(@var{op})}, respectively, - rounded in the direction @var{rnd}. --Set @var{rop} to @minus{}Inf if @var{op} is @minus{}0 -+Set @var{rop} to +0 if @var{op} is 1 (in all rounding modes), -+for consistency with the ISO C99 and IEEE 754-2008 standards. -+Set @var{rop} to @minus{}Inf if @var{op} is @pom{}0 - (i.e., the sign of the zero has no influence on the result). - @end deftypefun - -@@ -2003,8 +2014,11 @@ - @deftypefun int mpfr_lngamma (mpfr_t @var{rop}, mpfr_t @var{op}, mpfr_rnd_t @var{rnd}) - Set @var{rop} to the value of the logarithm of the Gamma function on @var{op}, - rounded in the direction @var{rnd}. --When @math{@minus{}2@var{k}@minus{}1 @le{} @var{op} @le{} @minus{}2@var{k}}, --@var{k} being a non-negative integer, @var{rop} is set to NaN. -+When @var{op} is 1 or 2, set @var{rop} to +0 (in all rounding modes). -+When @var{op} is an infinity or a nonpositive integer, set @var{rop} to +Inf, -+following the general rules on special values. -+When @math{@minus{}2@var{k}@minus{}1 < @var{op} < @minus{}2@var{k}}, -+@var{k} being a nonnegative integer, set @var{rop} to NaN@. - See also @code{mpfr_lgamma}. - @end deftypefun - -@@ -2012,10 +2026,11 @@ - Set @var{rop} to the value of the logarithm of the absolute value of the - Gamma function on @var{op}, rounded in the direction @var{rnd}. The sign - (1 or @minus{}1) of Gamma(@var{op}) is returned in the object pointed to --by @var{signp}. When @var{op} is an infinity or a non-positive integer, set --@var{rop} to +Inf. When @var{op} is NaN, @minus{}Inf or a negative integer, --*@var{signp} is undefined, and when @var{op} is @pom{}0, *@var{signp} is --the sign of the zero. -+by @var{signp}. -+When @var{op} is 1 or 2, set @var{rop} to +0 (in all rounding modes). -+When @var{op} is an infinity or a nonpositive integer, set @var{rop} to +Inf. -+When @var{op} is NaN, @minus{}Inf or a negative integer, *@var{signp} is -+undefined, and when @var{op} is @pom{}0, *@var{signp} is the sign of the zero. - @end deftypefun - - @deftypefun int mpfr_digamma (mpfr_t @var{rop}, mpfr_t @var{op}, mpfr_rnd_t @var{rnd}) -@@ -2064,7 +2079,10 @@ - @deftypefunx int mpfr_fms (mpfr_t @var{rop}, mpfr_t @var{op1}, mpfr_t @var{op2}, mpfr_t @var{op3}, mpfr_rnd_t @var{rnd}) - Set @var{rop} to @math{(@var{op1} @GMPtimes{} @var{op2}) + @var{op3}} - (resp.@: @math{(@var{op1} @GMPtimes{} @var{op2}) - @var{op3}}) --rounded in the direction @var{rnd}. -+rounded in the direction @var{rnd}. Concerning special values (signed zeros, -+infinities, NaN), these functions behave like a multiplication followed by a -+separate addition or subtraction. That is, the fused operation matters only -+for rounding. - @end deftypefun - - @deftypefun int mpfr_agm (mpfr_t @var{rop}, mpfr_t @var{op1}, mpfr_t @var{op2}, mpfr_rnd_t @var{rnd}) -@@ -2089,8 +2107,8 @@ - i.e., $\sqrt{x^2+y^2}$, - @end tex - rounded in the direction @var{rnd}. --Special values are handled as described in Section F.9.4.3 of --the ISO C99 and IEEE 754-2008 standards: -+Special values are handled as described in the ISO C99 (Section F.9.4.3) -+and IEEE 754-2008 (Section 9.2.1) standards: - If @var{x} or @var{y} is an infinity, then +Inf is returned in @var{rop}, - even if the other number is NaN. - @end deftypefun -diff -Naurd mpfr-3.1.3-a/doc/mpfr.info mpfr-3.1.3-b/doc/mpfr.info ---- mpfr-3.1.3-a/doc/mpfr.info 2015-06-19 19:55:53.000000000 +0000 -+++ mpfr-3.1.3-b/doc/mpfr.info 2015-07-02 10:49:38.718267817 +0000 -@@ -1,4 +1,4 @@ --This is mpfr.info, produced by makeinfo version 5.2 from mpfr.texi. -+This is mpfr.info, produced by makeinfo version 6.0 from mpfr.texi. - - This manual documents how to install and use the Multiple Precision - Floating-Point Reliable Library, version 3.1.3. -@@ -55,7 +55,7 @@ - MPFR Copying Conditions - *********************** - --The GNU MPFR library (or MPFR for short) is "free"; this means that -+The GNU MPFR library (or MPFR for short) is “free”; this means that - everyone is free to use it and free to redistribute it on a free basis. - The library is not in the public domain; it is copyrighted and there are - restrictions on its distribution, but these restrictions are designed to -@@ -418,7 +418,7 @@ - 4.2 Nomenclature and Types - ========================== - --A "floating-point number", or "float" for short, is an arbitrary -+A “floating-point number”, or “float” for short, is an arbitrary - precision significand (also called mantissa) with a limited precision - exponent. The C data type for such objects is ‘mpfr_t’ (internally - defined as a one-element array of a structure, and ‘mpfr_ptr’ is the C -@@ -432,7 +432,7 @@ - to the other functions supported by MPFR. Unless documented otherwise, - the sign bit of a NaN is unspecified. - --The "precision" is the number of bits used to represent the significand -+The “precision” is the number of bits used to represent the significand - of a floating-point number; the corresponding C data type is - ‘mpfr_prec_t’. The precision can be any integer between ‘MPFR_PREC_MIN’ - and ‘MPFR_PREC_MAX’. In the current implementation, ‘MPFR_PREC_MIN’ is -@@ -446,7 +446,7 @@ - may abort, crash or have undefined behavior (depending on your C - implementation). - --The "rounding mode" specifies the way to round the result of a -+The “rounding mode” specifies the way to round the result of a - floating-point operation, in case the exact result can not be - represented exactly in the destination significand; the corresponding C - data type is ‘mpfr_rnd_t’. -@@ -499,14 +499,14 @@ - representable numbers, it is rounded to the one with the least - significant bit set to zero. For example, the number 2.5, which is - represented by (10.1) in binary, is rounded to (10.0)=2 with a precision --of two bits, and not to (11.0)=3. This rule avoids the "drift" -+of two bits, and not to (11.0)=3. This rule avoids the “drift” - phenomenon mentioned by Knuth in volume 2 of The Art of Computer - Programming (Section 4.2.2). - - Most MPFR functions take as first argument the destination variable, - as second and following arguments the input variables, as last argument - a rounding mode, and have a return value of type ‘int’, called the --"ternary value". The value stored in the destination variable is -+“ternary value”. The value stored in the destination variable is - correctly rounded, i.e., MPFR behaves as if it computed the result with - an infinite precision, then rounded it to the precision of this - variable. The input variables are regarded as exact (in particular, -@@ -572,15 +572,18 @@ - When the input point is in the closure of the domain of the - mathematical function and an input argument is +0 (resp. −0), one - considers the limit when the corresponding argument approaches 0 from --above (resp. below). If the limit is not defined (e.g., ‘mpfr_log’ on --−0), the behavior is specified in the description of the MPFR function. -+above (resp. below), if possible. If the limit is not defined (e.g., -+‘mpfr_sqrt’ and ‘mpfr_log’ on −0), the behavior is specified in the -+description of the MPFR function, but must be consistent with the rule -+from the above paragraph (e.g., ‘mpfr_log’ on ±0 gives −Inf). - - When the result is equal to 0, its sign is determined by considering - the limit as if the input point were not in the domain: If one - approaches 0 from above (resp. below), the result is +0 (resp. −0); for --example, ‘mpfr_sin’ on +0 gives +0. In the other cases, the sign is --specified in the description of the MPFR function; for example --‘mpfr_max’ on −0 and +0 gives +0. -+example, ‘mpfr_sin’ on −0 gives −0 and ‘mpfr_acos’ on 1 gives +0 (in all -+rounding modes). In the other cases, the sign is specified in the -+description of the MPFR function; for example ‘mpfr_max’ on −0 and +0 -+gives +0. - - When the input point is not in the closure of the domain of the - function, the result is NaN. Example: ‘mpfr_sqrt’ on −17 gives NaN. -@@ -590,8 +593,8 @@ - numbers; such a case is always explicitly specified in *note MPFR - Interface::. Example: ‘mpfr_hypot’ on (NaN,0) gives NaN, but - ‘mpfr_hypot’ on (NaN,+Inf) gives +Inf (as specified in *note Special --Functions::), since for any finite input X, ‘mpfr_hypot’ on (X,+Inf) --gives +Inf. -+Functions::), since for any finite or infinite input X, ‘mpfr_hypot’ on -+(X,+Inf) gives +Inf. - - - File: mpfr.info, Node: Exceptions, Next: Memory Handling, Prev: Floating-Point Values on Special Numbers, Up: MPFR Basics -@@ -1253,8 +1256,9 @@ - mpfr_rnd_t RND) - -- Function: int mpfr_add_q (mpfr_t ROP, mpfr_t OP1, mpq_t OP2, - mpfr_rnd_t RND) -- Set ROP to OP1 + OP2 rounded in the direction RND. For types -- having no signed zero, it is considered unsigned (i.e., (+0) + 0 = -+ Set ROP to OP1 + OP2 rounded in the direction RND. The IEEE-754 -+ rules are used, in particular for signed zeros. But for types -+ having no signed zeros, 0 is considered unsigned (i.e., (+0) + 0 = - (+0) and (−0) + 0 = (−0)). The ‘mpfr_add_d’ function assumes that - the radix of the ‘double’ type is a power of 2, with a precision at - most that declared by the C implementation (macro -@@ -1280,8 +1284,9 @@ - mpfr_rnd_t RND) - -- Function: int mpfr_sub_q (mpfr_t ROP, mpfr_t OP1, mpq_t OP2, - mpfr_rnd_t RND) -- Set ROP to OP1 - OP2 rounded in the direction RND. For types -- having no signed zero, it is considered unsigned (i.e., (+0) − 0 = -+ Set ROP to OP1 - OP2 rounded in the direction RND. The IEEE-754 -+ rules are used, in particular for signed zeros. But for types -+ having no signed zeros, 0 is considered unsigned (i.e., (+0) − 0 = - (+0), (−0) − 0 = (−0), 0 − (+0) = (−0) and 0 − (−0) = (+0)). The - same restrictions than for ‘mpfr_add_d’ apply to ‘mpfr_d_sub’ and - ‘mpfr_sub_d’. -@@ -1300,7 +1305,7 @@ - mpfr_rnd_t RND) - Set ROP to OP1 times OP2 rounded in the direction RND. When a - result is zero, its sign is the product of the signs of the -- operands (for types having no signed zero, it is considered -+ operands (for types having no signed zeros, 0 is considered - positive). The same restrictions than for ‘mpfr_add_d’ apply to - ‘mpfr_mul_d’. - -@@ -1327,21 +1332,24 @@ - mpfr_rnd_t RND) - Set ROP to OP1/OP2 rounded in the direction RND. When a result is - zero, its sign is the product of the signs of the operands (for -- types having no signed zero, it is considered positive). The same -+ types having no signed zeros, 0 is considered positive). The same - restrictions than for ‘mpfr_add_d’ apply to ‘mpfr_d_div’ and - ‘mpfr_div_d’. - - -- Function: int mpfr_sqrt (mpfr_t ROP, mpfr_t OP, mpfr_rnd_t RND) - -- Function: int mpfr_sqrt_ui (mpfr_t ROP, unsigned long int OP, - mpfr_rnd_t RND) -- Set ROP to the square root of OP rounded in the direction RND (set -- ROP to −0 if OP is −0, to be consistent with the IEEE 754 -- standard). Set ROP to NaN if OP is negative. -+ Set ROP to the square root of OP rounded in the direction RND. Set -+ ROP to −0 if OP is −0, to be consistent with the IEEE 754 standard. -+ Set ROP to NaN if OP is negative. - - -- Function: int mpfr_rec_sqrt (mpfr_t ROP, mpfr_t OP, mpfr_rnd_t RND) - Set ROP to the reciprocal square root of OP rounded in the - direction RND. Set ROP to +Inf if OP is ±0, +0 if OP is +Inf, and -- NaN if OP is negative. -+ NaN if OP is negative. Warning! Therefore the result on −0 is -+ different from the one of the rSqrt function recommended by the -+ IEEE 754-2008 standard (Section 9.2.1), which is −Inf instead of -+ +Inf. - - -- Function: int mpfr_cbrt (mpfr_t ROP, mpfr_t OP, mpfr_rnd_t RND) - -- Function: int mpfr_root (mpfr_t ROP, mpfr_t OP, unsigned long int K, -@@ -1515,8 +1523,10 @@ - -- Function: int mpfr_log2 (mpfr_t ROP, mpfr_t OP, mpfr_rnd_t RND) - -- Function: int mpfr_log10 (mpfr_t ROP, mpfr_t OP, mpfr_rnd_t RND) - Set ROP to the natural logarithm of OP, log2(OP) or log10(OP), -- respectively, rounded in the direction RND. Set ROP to −Inf if OP -- is −0 (i.e., the sign of the zero has no influence on the result). -+ respectively, rounded in the direction RND. Set ROP to +0 if OP is -+ 1 (in all rounding modes), for consistency with the ISO C99 and -+ IEEE 754-2008 standards. Set ROP to −Inf if OP is ±0 (i.e., the -+ sign of the zero has no influence on the result). - - -- Function: int mpfr_exp (mpfr_t ROP, mpfr_t OP, mpfr_rnd_t RND) - -- Function: int mpfr_exp2 (mpfr_t ROP, mpfr_t OP, mpfr_rnd_t RND) -@@ -1649,17 +1659,21 @@ - - -- Function: int mpfr_lngamma (mpfr_t ROP, mpfr_t OP, mpfr_rnd_t RND) - Set ROP to the value of the logarithm of the Gamma function on OP, -- rounded in the direction RND. When −2K−1 <= OP <= −2K, K being a -- non-negative integer, ROP is set to NaN. See also ‘mpfr_lgamma’. -+ rounded in the direction RND. When OP is 1 or 2, set ROP to +0 (in -+ all rounding modes). When OP is an infinity or a nonpositive -+ integer, set ROP to +Inf, following the general rules on special -+ values. When −2K−1 < OP < −2K, K being a nonnegative integer, set -+ ROP to NaN. See also ‘mpfr_lgamma’. - - -- Function: int mpfr_lgamma (mpfr_t ROP, int *SIGNP, mpfr_t OP, - mpfr_rnd_t RND) - Set ROP to the value of the logarithm of the absolute value of the - Gamma function on OP, rounded in the direction RND. The sign (1 or - −1) of Gamma(OP) is returned in the object pointed to by SIGNP. -- When OP is an infinity or a non-positive integer, set ROP to +Inf. -- When OP is NaN, −Inf or a negative integer, *SIGNP is undefined, -- and when OP is ±0, *SIGNP is the sign of the zero. -+ When OP is 1 or 2, set ROP to +0 (in all rounding modes). When OP -+ is an infinity or a nonpositive integer, set ROP to +Inf. When OP -+ is NaN, −Inf or a negative integer, *SIGNP is undefined, and when -+ OP is ±0, *SIGNP is the sign of the zero. - - -- Function: int mpfr_digamma (mpfr_t ROP, mpfr_t OP, mpfr_rnd_t RND) - Set ROP to the value of the Digamma (sometimes also called Psi) -@@ -1703,7 +1717,10 @@ - -- Function: int mpfr_fms (mpfr_t ROP, mpfr_t OP1, mpfr_t OP2, mpfr_t - OP3, mpfr_rnd_t RND) - Set ROP to (OP1 times OP2) + OP3 (resp. (OP1 times OP2) - OP3) -- rounded in the direction RND. -+ rounded in the direction RND. Concerning special values (signed -+ zeros, infinities, NaN), these functions behave like a -+ multiplication followed by a separate addition or subtraction. -+ That is, the fused operation matters only for rounding. - - -- Function: int mpfr_agm (mpfr_t ROP, mpfr_t OP1, mpfr_t OP2, - mpfr_rnd_t RND) -@@ -1717,9 +1734,10 @@ - RND) - Set ROP to the Euclidean norm of X and Y, i.e., the square root of - the sum of the squares of X and Y, rounded in the direction RND. -- Special values are handled as described in Section F.9.4.3 of the -- ISO C99 and IEEE 754-2008 standards: If X or Y is an infinity, then -- +Inf is returned in ROP, even if the other number is NaN. -+ Special values are handled as described in the ISO C99 (Section -+ F.9.4.3) and IEEE 754-2008 (Section 9.2.1) standards: If X or Y is -+ an infinity, then +Inf is returned in ROP, even if the other number -+ is NaN. - - -- Function: int mpfr_ai (mpfr_t ROP, mpfr_t X, mpfr_rnd_t RND) - Set ROP to the value of the Airy function Ai on X, rounded in the -@@ -2670,7 +2688,7 @@ - 5.16 Internals - ============== - --A "limb" means the part of a multi-precision number that fits in a -+A “limb” means the part of a multi-precision number that fits in a - single word. Usually a limb contains 32 or 64 bits. The C data type - for a limb is ‘mp_limb_t’. - -@@ -3140,7 +3158,7 @@ - 0. PREAMBLE - - The purpose of this License is to make a manual, textbook, or other -- functional and useful document "free" in the sense of freedom: to -+ functional and useful document “free” in the sense of freedom: to - assure everyone the effective freedom to copy and redistribute it, - with or without modifying it, either commercially or - noncommercially. Secondarily, this License preserves for the -@@ -3655,9 +3673,9 @@ - * Menu: - - * mpfr_abs: Basic Arithmetic Functions. -- (line 160) --* mpfr_acos: Special Functions. (line 51) --* mpfr_acosh: Special Functions. (line 115) -+ (line 165) -+* mpfr_acos: Special Functions. (line 53) -+* mpfr_acosh: Special Functions. (line 117) - * mpfr_add: Basic Arithmetic Functions. - (line 6) - * mpfr_add_d: Basic Arithmetic Functions. -@@ -3670,15 +3688,15 @@ - (line 8) - * mpfr_add_z: Basic Arithmetic Functions. - (line 14) --* mpfr_agm: Special Functions. (line 210) --* mpfr_ai: Special Functions. (line 226) --* mpfr_asin: Special Functions. (line 52) --* mpfr_asinh: Special Functions. (line 116) -+* mpfr_agm: Special Functions. (line 219) -+* mpfr_ai: Special Functions. (line 236) -+* mpfr_asin: Special Functions. (line 54) -+* mpfr_asinh: Special Functions. (line 118) - * mpfr_asprintf: Formatted Output Functions. - (line 193) --* mpfr_atan: Special Functions. (line 53) --* mpfr_atan2: Special Functions. (line 63) --* mpfr_atanh: Special Functions. (line 117) -+* mpfr_atan: Special Functions. (line 55) -+* mpfr_atan2: Special Functions. (line 65) -+* mpfr_atanh: Special Functions. (line 119) - * mpfr_buildopt_decimal_p: Miscellaneous Functions. - (line 162) - * mpfr_buildopt_gmpinternals_p: Miscellaneous Functions. -@@ -3690,7 +3708,7 @@ - * mpfr_can_round: Rounding Related Functions. - (line 39) - * mpfr_cbrt: Basic Arithmetic Functions. -- (line 108) -+ (line 113) - * mpfr_ceil: Integer Related Functions. - (line 7) - * mpfr_check_range: Exception Related Functions. -@@ -3735,18 +3753,18 @@ - (line 27) - * mpfr_cmp_z: Comparison Functions. - (line 11) --* mpfr_const_catalan: Special Functions. (line 237) --* mpfr_const_euler: Special Functions. (line 236) --* mpfr_const_log2: Special Functions. (line 234) --* mpfr_const_pi: Special Functions. (line 235) -+* mpfr_const_catalan: Special Functions. (line 247) -+* mpfr_const_euler: Special Functions. (line 246) -+* mpfr_const_log2: Special Functions. (line 244) -+* mpfr_const_pi: Special Functions. (line 245) - * mpfr_copysign: Miscellaneous Functions. - (line 109) --* mpfr_cos: Special Functions. (line 29) --* mpfr_cosh: Special Functions. (line 95) --* mpfr_cot: Special Functions. (line 47) --* mpfr_coth: Special Functions. (line 111) --* mpfr_csc: Special Functions. (line 46) --* mpfr_csch: Special Functions. (line 110) -+* mpfr_cos: Special Functions. (line 31) -+* mpfr_cosh: Special Functions. (line 97) -+* mpfr_cot: Special Functions. (line 49) -+* mpfr_coth: Special Functions. (line 113) -+* mpfr_csc: Special Functions. (line 48) -+* mpfr_csch: Special Functions. (line 112) - * mpfr_custom_get_exp: Custom Interface. (line 75) - * mpfr_custom_get_kind: Custom Interface. (line 65) - * mpfr_custom_get_significand: Custom Interface. (line 70) -@@ -3756,47 +3774,47 @@ - * mpfr_custom_move: Custom Interface. (line 82) - * MPFR_DECL_INIT: Initialization Functions. - (line 74) --* mpfr_digamma: Special Functions. (line 166) -+* mpfr_digamma: Special Functions. (line 172) - * mpfr_dim: Basic Arithmetic Functions. -- (line 166) -+ (line 171) - * mpfr_div: Basic Arithmetic Functions. -- (line 72) -+ (line 74) - * mpfr_divby0_p: Exception Related Functions. - (line 134) - * mpfr_div_2exp: Compatibility with MPF. - (line 49) - * mpfr_div_2si: Basic Arithmetic Functions. -- (line 181) -+ (line 186) - * mpfr_div_2ui: Basic Arithmetic Functions. -- (line 179) -+ (line 184) - * mpfr_div_d: Basic Arithmetic Functions. -- (line 84) -+ (line 86) - * mpfr_div_q: Basic Arithmetic Functions. -- (line 88) -+ (line 90) - * mpfr_div_si: Basic Arithmetic Functions. -- (line 80) -+ (line 82) - * mpfr_div_ui: Basic Arithmetic Functions. -- (line 76) -+ (line 78) - * mpfr_div_z: Basic Arithmetic Functions. -- (line 86) -+ (line 88) - * mpfr_d_div: Basic Arithmetic Functions. -- (line 82) -+ (line 84) - * mpfr_d_sub: Basic Arithmetic Functions. -- (line 35) --* mpfr_eint: Special Functions. (line 133) -+ (line 36) -+* mpfr_eint: Special Functions. (line 135) - * mpfr_eq: Compatibility with MPF. - (line 28) - * mpfr_equal_p: Comparison Functions. - (line 59) - * mpfr_erangeflag_p: Exception Related Functions. - (line 137) --* mpfr_erf: Special Functions. (line 177) --* mpfr_erfc: Special Functions. (line 178) --* mpfr_exp: Special Functions. (line 23) --* mpfr_exp10: Special Functions. (line 25) --* mpfr_exp2: Special Functions. (line 24) --* mpfr_expm1: Special Functions. (line 129) --* mpfr_fac_ui: Special Functions. (line 121) -+* mpfr_erf: Special Functions. (line 183) -+* mpfr_erfc: Special Functions. (line 184) -+* mpfr_exp: Special Functions. (line 25) -+* mpfr_exp10: Special Functions. (line 27) -+* mpfr_exp2: Special Functions. (line 26) -+* mpfr_expm1: Special Functions. (line 131) -+* mpfr_fac_ui: Special Functions. (line 123) - * mpfr_fits_intmax_p: Conversion Functions. - (line 150) - * mpfr_fits_sint_p: Conversion Functions. -@@ -3815,20 +3833,20 @@ - (line 147) - * mpfr_floor: Integer Related Functions. - (line 8) --* mpfr_fma: Special Functions. (line 203) -+* mpfr_fma: Special Functions. (line 209) - * mpfr_fmod: Integer Related Functions. - (line 92) --* mpfr_fms: Special Functions. (line 205) -+* mpfr_fms: Special Functions. (line 211) - * mpfr_fprintf: Formatted Output Functions. - (line 157) - * mpfr_frac: Integer Related Functions. - (line 76) --* mpfr_free_cache: Special Functions. (line 244) -+* mpfr_free_cache: Special Functions. (line 254) - * mpfr_free_str: Conversion Functions. - (line 137) - * mpfr_frexp: Conversion Functions. - (line 45) --* mpfr_gamma: Special Functions. (line 148) -+* mpfr_gamma: Special Functions. (line 150) - * mpfr_get_d: Conversion Functions. - (line 7) - * mpfr_get_decimal64: Conversion Functions. -@@ -3887,7 +3905,7 @@ - (line 56) - * mpfr_greater_p: Comparison Functions. - (line 55) --* mpfr_hypot: Special Functions. (line 218) -+* mpfr_hypot: Special Functions. (line 227) - * mpfr_inexflag_p: Exception Related Functions. - (line 136) - * mpfr_inf_p: Comparison Functions. -@@ -3922,21 +3940,21 @@ - (line 31) - * mpfr_integer_p: Integer Related Functions. - (line 119) --* mpfr_j0: Special Functions. (line 182) --* mpfr_j1: Special Functions. (line 183) --* mpfr_jn: Special Functions. (line 184) -+* mpfr_j0: Special Functions. (line 188) -+* mpfr_j1: Special Functions. (line 189) -+* mpfr_jn: Special Functions. (line 190) - * mpfr_lessequal_p: Comparison Functions. - (line 58) - * mpfr_lessgreater_p: Comparison Functions. - (line 64) - * mpfr_less_p: Comparison Functions. - (line 57) --* mpfr_lgamma: Special Functions. (line 157) --* mpfr_li2: Special Functions. (line 143) --* mpfr_lngamma: Special Functions. (line 152) -+* mpfr_lgamma: Special Functions. (line 162) -+* mpfr_li2: Special Functions. (line 145) -+* mpfr_lngamma: Special Functions. (line 154) - * mpfr_log: Special Functions. (line 16) - * mpfr_log10: Special Functions. (line 18) --* mpfr_log1p: Special Functions. (line 125) -+* mpfr_log1p: Special Functions. (line 127) - * mpfr_log2: Special Functions. (line 17) - * mpfr_max: Miscellaneous Functions. - (line 22) -@@ -3947,29 +3965,29 @@ - * mpfr_modf: Integer Related Functions. - (line 82) - * mpfr_mul: Basic Arithmetic Functions. -- (line 51) -+ (line 53) - * mpfr_mul_2exp: Compatibility with MPF. - (line 47) - * mpfr_mul_2si: Basic Arithmetic Functions. -- (line 174) -+ (line 179) - * mpfr_mul_2ui: Basic Arithmetic Functions. -- (line 172) -+ (line 177) - * mpfr_mul_d: Basic Arithmetic Functions. -- (line 57) -+ (line 59) - * mpfr_mul_q: Basic Arithmetic Functions. -- (line 61) -+ (line 63) - * mpfr_mul_si: Basic Arithmetic Functions. -- (line 55) -+ (line 57) - * mpfr_mul_ui: Basic Arithmetic Functions. -- (line 53) -+ (line 55) - * mpfr_mul_z: Basic Arithmetic Functions. -- (line 59) -+ (line 61) - * mpfr_nanflag_p: Exception Related Functions. - (line 135) - * mpfr_nan_p: Comparison Functions. - (line 39) - * mpfr_neg: Basic Arithmetic Functions. -- (line 159) -+ (line 164) - * mpfr_nextabove: Miscellaneous Functions. - (line 15) - * mpfr_nextbelow: Miscellaneous Functions. -@@ -3983,13 +4001,13 @@ - * mpfr_overflow_p: Exception Related Functions. - (line 133) - * mpfr_pow: Basic Arithmetic Functions. -- (line 116) -+ (line 121) - * mpfr_pow_si: Basic Arithmetic Functions. -- (line 120) -+ (line 125) - * mpfr_pow_ui: Basic Arithmetic Functions. -- (line 118) -+ (line 123) - * mpfr_pow_z: Basic Arithmetic Functions. -- (line 122) -+ (line 127) - * mpfr_prec_round: Rounding Related Functions. - (line 13) - * ‘mpfr_prec_t’: Nomenclature and Types. -@@ -3999,7 +4017,7 @@ - * mpfr_print_rnd_mode: Rounding Related Functions. - (line 71) - * mpfr_rec_sqrt: Basic Arithmetic Functions. -- (line 103) -+ (line 105) - * mpfr_regular_p: Comparison Functions. - (line 43) - * mpfr_reldiff: Compatibility with MPF. -@@ -4021,11 +4039,11 @@ - * ‘mpfr_rnd_t’: Nomenclature and Types. - (line 34) - * mpfr_root: Basic Arithmetic Functions. -- (line 109) -+ (line 114) - * mpfr_round: Integer Related Functions. - (line 9) --* mpfr_sec: Special Functions. (line 45) --* mpfr_sech: Special Functions. (line 109) -+* mpfr_sec: Special Functions. (line 47) -+* mpfr_sech: Special Functions. (line 111) - * mpfr_set: Assignment Functions. - (line 9) - * mpfr_setsign: Miscellaneous Functions. -@@ -4100,57 +4118,57 @@ - (line 49) - * mpfr_signbit: Miscellaneous Functions. - (line 99) --* mpfr_sin: Special Functions. (line 30) --* mpfr_sinh: Special Functions. (line 96) --* mpfr_sinh_cosh: Special Functions. (line 101) --* mpfr_sin_cos: Special Functions. (line 35) -+* mpfr_sin: Special Functions. (line 32) -+* mpfr_sinh: Special Functions. (line 98) -+* mpfr_sinh_cosh: Special Functions. (line 103) -+* mpfr_sin_cos: Special Functions. (line 37) - * mpfr_si_div: Basic Arithmetic Functions. -- (line 78) -+ (line 80) - * mpfr_si_sub: Basic Arithmetic Functions. -- (line 31) -+ (line 32) - * mpfr_snprintf: Formatted Output Functions. - (line 180) - * mpfr_sprintf: Formatted Output Functions. - (line 170) - * mpfr_sqr: Basic Arithmetic Functions. -- (line 69) -+ (line 71) - * mpfr_sqrt: Basic Arithmetic Functions. -- (line 96) -+ (line 98) - * mpfr_sqrt_ui: Basic Arithmetic Functions. -- (line 97) -+ (line 99) - * mpfr_strtofr: Assignment Functions. - (line 80) - * mpfr_sub: Basic Arithmetic Functions. -- (line 25) -+ (line 26) - * mpfr_subnormalize: Exception Related Functions. - (line 60) - * mpfr_sub_d: Basic Arithmetic Functions. -- (line 37) -+ (line 38) - * mpfr_sub_q: Basic Arithmetic Functions. -- (line 43) -+ (line 44) - * mpfr_sub_si: Basic Arithmetic Functions. -- (line 33) -+ (line 34) - * mpfr_sub_ui: Basic Arithmetic Functions. -- (line 29) -+ (line 30) - * mpfr_sub_z: Basic Arithmetic Functions. -- (line 41) --* mpfr_sum: Special Functions. (line 252) -+ (line 42) -+* mpfr_sum: Special Functions. (line 262) - * mpfr_swap: Assignment Functions. - (line 150) - * ‘mpfr_t’: Nomenclature and Types. - (line 6) --* mpfr_tan: Special Functions. (line 31) --* mpfr_tanh: Special Functions. (line 97) -+* mpfr_tan: Special Functions. (line 33) -+* mpfr_tanh: Special Functions. (line 99) - * mpfr_trunc: Integer Related Functions. - (line 10) - * mpfr_ui_div: Basic Arithmetic Functions. -- (line 74) -+ (line 76) - * mpfr_ui_pow: Basic Arithmetic Functions. -- (line 126) -+ (line 131) - * mpfr_ui_pow_ui: Basic Arithmetic Functions. -- (line 124) -+ (line 129) - * mpfr_ui_sub: Basic Arithmetic Functions. -- (line 27) -+ (line 28) - * mpfr_underflow_p: Exception Related Functions. - (line 132) - * mpfr_unordered_p: Comparison Functions. -@@ -4181,61 +4199,61 @@ - (line 182) - * mpfr_vsprintf: Formatted Output Functions. - (line 171) --* mpfr_y0: Special Functions. (line 193) --* mpfr_y1: Special Functions. (line 194) --* mpfr_yn: Special Functions. (line 195) -+* mpfr_y0: Special Functions. (line 199) -+* mpfr_y1: Special Functions. (line 200) -+* mpfr_yn: Special Functions. (line 201) - * mpfr_zero_p: Comparison Functions. - (line 42) --* mpfr_zeta: Special Functions. (line 171) --* mpfr_zeta_ui: Special Functions. (line 172) -+* mpfr_zeta: Special Functions. (line 177) -+* mpfr_zeta_ui: Special Functions. (line 178) - * mpfr_z_sub: Basic Arithmetic Functions. -- (line 39) -+ (line 40) - - - - Tag Table: - Node: Top775 - Node: Copying2007 --Node: Introduction to MPFR3766 --Node: Installing MPFR5880 --Node: Reporting Bugs11323 --Node: MPFR Basics13353 --Node: Headers and Libraries13669 --Node: Nomenclature and Types16828 --Node: MPFR Variable Conventions18874 --Node: Rounding Modes20418 --Ref: ternary value21544 --Node: Floating-Point Values on Special Numbers23526 --Node: Exceptions26572 --Node: Memory Handling29749 --Node: MPFR Interface30894 --Node: Initialization Functions33008 --Node: Assignment Functions40318 --Node: Combined Initialization and Assignment Functions49673 --Node: Conversion Functions50974 --Node: Basic Arithmetic Functions60035 --Node: Comparison Functions69200 --Node: Special Functions72687 --Node: Input and Output Functions86672 --Node: Formatted Output Functions88644 --Node: Integer Related Functions98431 --Node: Rounding Related Functions105051 --Node: Miscellaneous Functions108888 --Node: Exception Related Functions117568 --Node: Compatibility with MPF124386 --Node: Custom Interface127127 --Node: Internals131526 --Node: API Compatibility133066 --Node: Type and Macro Changes134995 --Node: Added Functions137844 --Node: Changed Functions141132 --Node: Removed Functions145545 --Node: Other Changes145973 --Node: Contributors147576 --Node: References150219 --Node: GNU Free Documentation License151973 --Node: Concept Index174562 --Node: Function and Type Index180659 -+Node: Introduction to MPFR3770 -+Node: Installing MPFR5884 -+Node: Reporting Bugs11327 -+Node: MPFR Basics13357 -+Node: Headers and Libraries13673 -+Node: Nomenclature and Types16832 -+Node: MPFR Variable Conventions18894 -+Node: Rounding Modes20438 -+Ref: ternary value21568 -+Node: Floating-Point Values on Special Numbers23554 -+Node: Exceptions26813 -+Node: Memory Handling29990 -+Node: MPFR Interface31135 -+Node: Initialization Functions33249 -+Node: Assignment Functions40559 -+Node: Combined Initialization and Assignment Functions49914 -+Node: Conversion Functions51215 -+Node: Basic Arithmetic Functions60276 -+Node: Comparison Functions69777 -+Node: Special Functions73264 -+Node: Input and Output Functions87862 -+Node: Formatted Output Functions89834 -+Node: Integer Related Functions99621 -+Node: Rounding Related Functions106241 -+Node: Miscellaneous Functions110078 -+Node: Exception Related Functions118758 -+Node: Compatibility with MPF125576 -+Node: Custom Interface128317 -+Node: Internals132716 -+Node: API Compatibility134260 -+Node: Type and Macro Changes136189 -+Node: Added Functions139038 -+Node: Changed Functions142326 -+Node: Removed Functions146739 -+Node: Other Changes147167 -+Node: Contributors148770 -+Node: References151413 -+Node: GNU Free Documentation License153167 -+Node: Concept Index175760 -+Node: Function and Type Index181857 - - End Tag Table - -diff -Naurd mpfr-3.1.3-a/src/lngamma.c mpfr-3.1.3-b/src/lngamma.c ---- mpfr-3.1.3-a/src/lngamma.c 2015-06-19 19:55:10.000000000 +0000 -+++ mpfr-3.1.3-b/src/lngamma.c 2015-07-02 10:49:24.018113593 +0000 -@@ -603,16 +603,17 @@ - mpfr_get_prec (y), mpfr_log_prec, y, inex)); - - /* special cases */ -- if (MPFR_UNLIKELY (MPFR_IS_SINGULAR (x))) -+ if (MPFR_UNLIKELY (MPFR_IS_SINGULAR (x) || -+ (MPFR_IS_NEG (x) && mpfr_integer_p (x)))) - { -- if (MPFR_IS_NAN (x) || MPFR_IS_NEG (x)) -+ if (MPFR_IS_NAN (x)) - { - MPFR_SET_NAN (y); - MPFR_RET_NAN; - } -- else /* lngamma(+Inf) = lngamma(+0) = +Inf */ -+ else /* lngamma(+/-Inf) = lngamma(nonpositive integer) = +Inf */ - { -- if (MPFR_IS_ZERO (x)) -+ if (!MPFR_IS_INF (x)) - mpfr_set_divby0 (); - MPFR_SET_INF (y); - MPFR_SET_POS (y); -@@ -620,8 +621,8 @@ - } - } - -- /* if x < 0 and -2k-1 <= x <= -2k, then lngamma(x) = NaN */ -- if (MPFR_IS_NEG (x) && (unit_bit (x) == 0 || mpfr_integer_p (x))) -+ /* if -2k-1 < x < -2k <= 0, then lngamma(x) = NaN */ -+ if (MPFR_IS_NEG (x) && unit_bit (x) == 0) - { - MPFR_SET_NAN (y); - MPFR_RET_NAN; -diff -Naurd mpfr-3.1.3-a/src/mpfr.h mpfr-3.1.3-b/src/mpfr.h ---- mpfr-3.1.3-a/src/mpfr.h 2015-06-19 19:55:10.000000000 +0000 -+++ mpfr-3.1.3-b/src/mpfr.h 2015-07-02 10:49:24.038113803 +0000 -@@ -27,7 +27,7 @@ - #define MPFR_VERSION_MAJOR 3 - #define MPFR_VERSION_MINOR 1 - #define MPFR_VERSION_PATCHLEVEL 3 --#define MPFR_VERSION_STRING "3.1.3" -+#define MPFR_VERSION_STRING "3.1.3-p1" - - /* Macros dealing with MPFR VERSION */ - #define MPFR_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c)) -diff -Naurd mpfr-3.1.3-a/src/version.c mpfr-3.1.3-b/src/version.c ---- mpfr-3.1.3-a/src/version.c 2015-06-19 19:55:10.000000000 +0000 -+++ mpfr-3.1.3-b/src/version.c 2015-07-02 10:49:24.042113845 +0000 -@@ -25,5 +25,5 @@ - const char * - mpfr_get_version (void) - { -- return "3.1.3"; -+ return "3.1.3-p1"; - } -diff -Naurd mpfr-3.1.3-a/tests/tlngamma.c mpfr-3.1.3-b/tests/tlngamma.c ---- mpfr-3.1.3-a/tests/tlngamma.c 2015-06-19 19:55:10.000000000 +0000 -+++ mpfr-3.1.3-b/tests/tlngamma.c 2015-07-02 10:49:24.018113593 +0000 -@@ -33,7 +33,7 @@ - special (void) - { - mpfr_t x, y; -- int inex; -+ int i, inex; - - mpfr_init (x); - mpfr_init (y); -@@ -46,25 +46,29 @@ - exit (1); - } - -- mpfr_set_inf (x, -1); -+ mpfr_set_inf (x, 1); -+ mpfr_clear_flags (); - mpfr_lngamma (y, x, MPFR_RNDN); -- if (!mpfr_nan_p (y)) -+ if (!mpfr_inf_p (y) || mpfr_sgn (y) < 0 || __gmpfr_flags != 0) - { -- printf ("Error for lngamma(-Inf)\n"); -+ printf ("Error for lngamma(+Inf)\n"); - exit (1); - } - -- mpfr_set_inf (x, 1); -+ mpfr_set_inf (x, -1); -+ mpfr_clear_flags (); - mpfr_lngamma (y, x, MPFR_RNDN); -- if (!mpfr_inf_p (y) || mpfr_sgn (y) < 0) -+ if (!mpfr_inf_p (y) || mpfr_sgn (y) < 0 || __gmpfr_flags != 0) - { -- printf ("Error for lngamma(+Inf)\n"); -+ printf ("Error for lngamma(-Inf)\n"); - exit (1); - } - - mpfr_set_ui (x, 0, MPFR_RNDN); -+ mpfr_clear_flags (); - mpfr_lngamma (y, x, MPFR_RNDN); -- if (!mpfr_inf_p (y) || mpfr_sgn (y) < 0) -+ if (!mpfr_inf_p (y) || mpfr_sgn (y) < 0 || -+ __gmpfr_flags != MPFR_FLAGS_DIVBY0) - { - printf ("Error for lngamma(+0)\n"); - exit (1); -@@ -72,32 +76,58 @@ - - mpfr_set_ui (x, 0, MPFR_RNDN); - mpfr_neg (x, x, MPFR_RNDN); -+ mpfr_clear_flags (); - mpfr_lngamma (y, x, MPFR_RNDN); -- if (!mpfr_nan_p (y)) -+ if (!mpfr_inf_p (y) || mpfr_sgn (y) < 0 || -+ __gmpfr_flags != MPFR_FLAGS_DIVBY0) - { - printf ("Error for lngamma(-0)\n"); - exit (1); - } - - mpfr_set_ui (x, 1, MPFR_RNDN); -+ mpfr_clear_flags (); - mpfr_lngamma (y, x, MPFR_RNDN); -- if (MPFR_IS_NAN (y) || mpfr_cmp_ui (y, 0) || MPFR_IS_NEG (y)) -+ if (mpfr_cmp_ui0 (y, 0) || MPFR_IS_NEG (y)) - { - printf ("Error for lngamma(1)\n"); - exit (1); - } - -- mpfr_set_si (x, -1, MPFR_RNDN); -- mpfr_lngamma (y, x, MPFR_RNDN); -- if (!mpfr_nan_p (y)) -+ for (i = 1; i <= 5; i++) - { -- printf ("Error for lngamma(-1)\n"); -- exit (1); -+ int c; -+ -+ mpfr_set_si (x, -i, MPFR_RNDN); -+ mpfr_clear_flags (); -+ mpfr_lngamma (y, x, MPFR_RNDN); -+ if (!mpfr_inf_p (y) || mpfr_sgn (y) < 0 || -+ __gmpfr_flags != MPFR_FLAGS_DIVBY0) -+ { -+ printf ("Error for lngamma(-%d)\n", i); -+ exit (1); -+ } -+ if (i & 1) -+ { -+ mpfr_nextabove (x); -+ c = '+'; -+ } -+ else -+ { -+ mpfr_nextbelow (x); -+ c = '-'; -+ } -+ mpfr_lngamma (y, x, MPFR_RNDN); -+ if (!mpfr_nan_p (y)) -+ { -+ printf ("Error for lngamma(-%d%cepsilon)\n", i, c); -+ exit (1); -+ } - } - - mpfr_set_ui (x, 2, MPFR_RNDN); - mpfr_lngamma (y, x, MPFR_RNDN); -- if (MPFR_IS_NAN (y) || mpfr_cmp_ui (y, 0) || MPFR_IS_NEG (y)) -+ if (mpfr_cmp_ui0 (y, 0) || MPFR_IS_NEG (y)) - { - printf ("Error for lngamma(2)\n"); - exit (1); -@@ -127,7 +157,7 @@ - mpfr_set_str (x, CHECK_X2, 10, MPFR_RNDN); - mpfr_lngamma (y, x, MPFR_RNDN); - mpfr_set_str (x, CHECK_Y2, 10, MPFR_RNDN); -- if (MPFR_IS_NAN (y) || mpfr_cmp (y, x)) -+ if (mpfr_cmp0 (y, x)) - { - printf ("mpfr_lngamma("CHECK_X2") is wrong:\n" - "expected "); -@@ -143,7 +173,7 @@ - mpfr_lngamma (y, x, MPFR_RNDU); - mpfr_set_prec (x, 175); - mpfr_set_str_binary (x, "0.1010001100011101101011001101110010100001000001000001110011000001101100001111001001000101011011100100010101011110100111110101010100010011010010000101010111001100011000101111E7"); -- if (MPFR_IS_NAN (y) || mpfr_cmp (x, y)) -+ if (mpfr_cmp0 (x, y)) - { - printf ("Error in mpfr_lngamma (1)\n"); - exit (1); -@@ -155,7 +185,7 @@ - mpfr_lngamma (x, y, MPFR_RNDZ); - mpfr_set_prec (y, 21); - mpfr_set_str_binary (y, "0.111000101000001100101E9"); -- if (MPFR_IS_NAN (x) || mpfr_cmp (x, y)) -+ if (mpfr_cmp0 (x, y)) - { - printf ("Error in mpfr_lngamma (120)\n"); - printf ("Expected "); mpfr_print_binary (y); puts (""); -@@ -169,7 +199,7 @@ - inex = mpfr_lngamma (y, x, MPFR_RNDN); - mpfr_set_prec (x, 206); - mpfr_set_str_binary (x, "0.10000111011000000011100010101001100110001110000111100011000100100110110010001011011110101001111011110110000001010100111011010000000011100110110101100111000111010011110010000100010111101010001101000110101001E13"); -- if (MPFR_IS_NAN (y) || mpfr_cmp (x, y)) -+ if (mpfr_cmp0 (x, y)) - { - printf ("Error in mpfr_lngamma (768)\n"); - exit (1); -@@ -185,7 +215,7 @@ - mpfr_set_str_binary (x, "0.1100E-66"); - mpfr_lngamma (y, x, MPFR_RNDN); - mpfr_set_str_binary (x, "0.1100E6"); -- if (MPFR_IS_NAN (y) || mpfr_cmp (x, y)) -+ if (mpfr_cmp0 (x, y)) - { - printf ("Error for lngamma(0.1100E-66)\n"); - exit (1); -@@ -199,7 +229,7 @@ - mpfr_lngamma (y, x, MPFR_RNDN); - mpfr_set_prec (x, 32); - mpfr_set_str_binary (x, "-0.10001000111011111011000010100010E207"); -- if (MPFR_IS_NAN (y) || mpfr_cmp (x, y)) -+ if (mpfr_cmp0 (x, y)) - { - printf ("Error for lngamma(-2^199+0.5)\n"); - printf ("Got "); -diff -Naurd mpfr-3.1.3-a/PATCHES mpfr-3.1.3-b/PATCHES ---- mpfr-3.1.3-a/PATCHES 2015-07-02 10:50:08.046573308 +0000 -+++ mpfr-3.1.3-b/PATCHES 2015-07-02 10:50:08.126574142 +0000 -@@ -0,0 +1 @@ -+muldiv-2exp-overflow -diff -Naurd mpfr-3.1.3-a/VERSION mpfr-3.1.3-b/VERSION ---- mpfr-3.1.3-a/VERSION 2015-07-02 10:49:24.042113845 +0000 -+++ mpfr-3.1.3-b/VERSION 2015-07-02 10:50:08.126574142 +0000 -@@ -1 +1 @@ --3.1.3-p1 -+3.1.3-p2 -diff -Naurd mpfr-3.1.3-a/src/div_2si.c mpfr-3.1.3-b/src/div_2si.c ---- mpfr-3.1.3-a/src/div_2si.c 2015-06-19 19:55:10.000000000 +0000 -+++ mpfr-3.1.3-b/src/div_2si.c 2015-07-02 10:50:08.106573933 +0000 -@@ -49,7 +49,7 @@ - rnd_mode = MPFR_RNDZ; - return mpfr_underflow (y, rnd_mode, MPFR_SIGN(y)); - } -- else if (MPFR_UNLIKELY(n < 0 && (__gmpfr_emax < MPFR_EMIN_MIN - n || -+ else if (MPFR_UNLIKELY(n <= 0 && (__gmpfr_emax < MPFR_EMIN_MIN - n || - exp > __gmpfr_emax + n)) ) - return mpfr_overflow (y, rnd_mode, MPFR_SIGN(y)); - -diff -Naurd mpfr-3.1.3-a/src/div_2ui.c mpfr-3.1.3-b/src/div_2ui.c ---- mpfr-3.1.3-a/src/div_2ui.c 2015-06-19 19:55:10.000000000 +0000 -+++ mpfr-3.1.3-b/src/div_2ui.c 2015-07-02 10:50:08.106573933 +0000 -@@ -32,7 +32,7 @@ - rnd_mode), - ("y[%Pu]=%.*Rg inexact=%d", mpfr_get_prec(y), mpfr_log_prec, y, inexact)); - -- if (MPFR_UNLIKELY (MPFR_IS_SINGULAR (x))) -+ if (MPFR_UNLIKELY (n == 0 || MPFR_IS_SINGULAR (x))) - return mpfr_set (y, x, rnd_mode); - else - { -diff -Naurd mpfr-3.1.3-a/src/mpfr.h mpfr-3.1.3-b/src/mpfr.h ---- mpfr-3.1.3-a/src/mpfr.h 2015-07-02 10:49:24.038113803 +0000 -+++ mpfr-3.1.3-b/src/mpfr.h 2015-07-02 10:50:08.126574142 +0000 -@@ -27,7 +27,7 @@ - #define MPFR_VERSION_MAJOR 3 - #define MPFR_VERSION_MINOR 1 - #define MPFR_VERSION_PATCHLEVEL 3 --#define MPFR_VERSION_STRING "3.1.3-p1" -+#define MPFR_VERSION_STRING "3.1.3-p2" - - /* Macros dealing with MPFR VERSION */ - #define MPFR_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c)) -diff -Naurd mpfr-3.1.3-a/src/mul_2si.c mpfr-3.1.3-b/src/mul_2si.c ---- mpfr-3.1.3-a/src/mul_2si.c 2015-06-19 19:55:10.000000000 +0000 -+++ mpfr-3.1.3-b/src/mul_2si.c 2015-07-02 10:50:08.106573933 +0000 -@@ -39,7 +39,7 @@ - { - mpfr_exp_t exp = MPFR_GET_EXP (x); - MPFR_SETRAW (inexact, y, x, exp, rnd_mode); -- if (MPFR_UNLIKELY( n > 0 && (__gmpfr_emax < MPFR_EMIN_MIN + n || -+ if (MPFR_UNLIKELY(n >= 0 && (__gmpfr_emax < MPFR_EMIN_MIN + n || - exp > __gmpfr_emax - n))) - return mpfr_overflow (y, rnd_mode, MPFR_SIGN(y)); - else if (MPFR_UNLIKELY(n < 0 && (__gmpfr_emin > MPFR_EMAX_MAX + n || -diff -Naurd mpfr-3.1.3-a/src/version.c mpfr-3.1.3-b/src/version.c ---- mpfr-3.1.3-a/src/version.c 2015-07-02 10:49:24.042113845 +0000 -+++ mpfr-3.1.3-b/src/version.c 2015-07-02 10:50:08.126574142 +0000 -@@ -25,5 +25,5 @@ - const char * - mpfr_get_version (void) - { -- return "3.1.3-p1"; -+ return "3.1.3-p2"; - } -diff -Naurd mpfr-3.1.3-a/tests/tmul_2exp.c mpfr-3.1.3-b/tests/tmul_2exp.c ---- mpfr-3.1.3-a/tests/tmul_2exp.c 2015-06-19 19:55:10.000000000 +0000 -+++ mpfr-3.1.3-b/tests/tmul_2exp.c 2015-07-02 10:50:08.106573933 +0000 -@@ -242,6 +242,76 @@ - large (MPFR_EMAX_MAX); - } - -+/* Cases where the function overflows on n = 0 when rounding is like -+ away from zero. */ -+static void -+overflow0 (mpfr_exp_t emax) -+{ -+ mpfr_exp_t old_emax; -+ mpfr_t x, y1, y2; -+ int neg, r, op; -+ static char *sop[4] = { "mul_2ui", "mul_2si", "div_2ui", "div_2si" }; -+ -+ old_emax = mpfr_get_emax (); -+ set_emax (emax); -+ -+ mpfr_init2 (x, 8); -+ mpfr_inits2 (6, y1, y2, (mpfr_ptr) 0); -+ -+ mpfr_set_inf (x, 1); -+ mpfr_nextbelow (x); -+ -+ for (neg = 0; neg <= 1; neg++) -+ { -+ RND_LOOP (r) -+ { -+ int inex1, inex2; -+ unsigned int flags1, flags2; -+ -+ /* Even if there isn't an overflow (rounding ~ toward zero), -+ the result is the same as the one of an overflow. */ -+ inex1 = mpfr_overflow (y1, (mpfr_rnd_t) r, neg ? -1 : 1); -+ flags1 = MPFR_FLAGS_INEXACT; -+ if (mpfr_inf_p (y1)) -+ flags1 |= MPFR_FLAGS_OVERFLOW; -+ for (op = 0; op < 4; op++) -+ { -+ mpfr_clear_flags (); -+ inex2 = -+ op == 0 ? mpfr_mul_2ui (y2, x, 0, (mpfr_rnd_t) r) : -+ op == 1 ? mpfr_mul_2si (y2, x, 0, (mpfr_rnd_t) r) : -+ op == 2 ? mpfr_div_2ui (y2, x, 0, (mpfr_rnd_t) r) : -+ op == 3 ? mpfr_div_2si (y2, x, 0, (mpfr_rnd_t) r) : -+ (MPFR_ASSERTN (0), 0); -+ flags2 = __gmpfr_flags; -+ if (!(mpfr_equal_p (y1, y2) && -+ SAME_SIGN (inex1, inex2) && -+ flags1 == flags2)) -+ { -+ printf ("Error in overflow0 for %s, mpfr_%s, emax = %" -+ MPFR_EXP_FSPEC "d,\nx = ", -+ mpfr_print_rnd_mode ((mpfr_rnd_t) r), sop[op], -+ (mpfr_eexp_t) emax); -+ mpfr_dump (x); -+ printf ("Expected "); -+ mpfr_dump (y1); -+ printf (" with inex = %d, flags =", inex1); -+ flags_out (flags1); -+ printf ("Got "); -+ mpfr_dump (y2); -+ printf (" with inex = %d, flags =", inex2); -+ flags_out (flags2); -+ exit (1); -+ } -+ } -+ } -+ mpfr_neg (x, x, MPFR_RNDN); -+ } -+ -+ mpfr_clears (x, y1, y2, (mpfr_ptr) 0); -+ set_emax (old_emax); -+} -+ - int - main (int argc, char *argv[]) - { -@@ -334,6 +404,11 @@ - underflow0 (); - large0 (); - -+ if (mpfr_get_emax () != MPFR_EMAX_MAX) -+ overflow0 (mpfr_get_emax ()); -+ overflow0 (MPFR_EMAX_MAX); -+ overflow0 (-1); -+ - tests_end_mpfr (); - return 0; - } -diff -Naurd mpfr-3.1.3-a/PATCHES mpfr-3.1.3-b/PATCHES ---- mpfr-3.1.3-a/PATCHES 2015-07-17 08:54:48.592799981 +0000 -+++ mpfr-3.1.3-b/PATCHES 2015-07-17 08:54:48.616811495 +0000 -@@ -0,0 +1 @@ -+muldiv-2exp-underflow -diff -Naurd mpfr-3.1.3-a/VERSION mpfr-3.1.3-b/VERSION ---- mpfr-3.1.3-a/VERSION 2015-07-02 10:50:08.126574142 +0000 -+++ mpfr-3.1.3-b/VERSION 2015-07-17 08:54:48.616811495 +0000 -@@ -1 +1 @@ --3.1.3-p2 -+3.1.3-p3 -diff -Naurd mpfr-3.1.3-a/src/div_2si.c mpfr-3.1.3-b/src/div_2si.c ---- mpfr-3.1.3-a/src/div_2si.c 2015-07-02 10:50:08.106573933 +0000 -+++ mpfr-3.1.3-b/src/div_2si.c 2015-07-17 08:54:48.608807656 +0000 -@@ -45,7 +45,8 @@ - if (rnd_mode == MPFR_RNDN && - (__gmpfr_emin > MPFR_EMAX_MAX - (n - 1) || - exp < __gmpfr_emin + (n - 1) || -- (inexact >= 0 && mpfr_powerof2_raw (y)))) -+ ((MPFR_IS_NEG (y) ? inexact <= 0 : inexact >= 0) && -+ mpfr_powerof2_raw (y)))) - rnd_mode = MPFR_RNDZ; - return mpfr_underflow (y, rnd_mode, MPFR_SIGN(y)); - } -diff -Naurd mpfr-3.1.3-a/src/div_2ui.c mpfr-3.1.3-b/src/div_2ui.c ---- mpfr-3.1.3-a/src/div_2ui.c 2015-07-02 10:50:08.106573933 +0000 -+++ mpfr-3.1.3-b/src/div_2ui.c 2015-07-17 08:54:48.608807656 +0000 -@@ -44,7 +44,9 @@ - if (MPFR_UNLIKELY (n >= diffexp)) /* exp - n <= emin - 1 */ - { - if (rnd_mode == MPFR_RNDN && -- (n > diffexp || (inexact >= 0 && mpfr_powerof2_raw (y)))) -+ (n > diffexp || -+ ((MPFR_IS_NEG (y) ? inexact <= 0 : inexact >= 0) && -+ mpfr_powerof2_raw (y)))) - rnd_mode = MPFR_RNDZ; - return mpfr_underflow (y, rnd_mode, MPFR_SIGN (y)); - } -diff -Naurd mpfr-3.1.3-a/src/mpfr.h mpfr-3.1.3-b/src/mpfr.h ---- mpfr-3.1.3-a/src/mpfr.h 2015-07-02 10:50:08.126574142 +0000 -+++ mpfr-3.1.3-b/src/mpfr.h 2015-07-17 08:54:48.616811495 +0000 -@@ -27,7 +27,7 @@ - #define MPFR_VERSION_MAJOR 3 - #define MPFR_VERSION_MINOR 1 - #define MPFR_VERSION_PATCHLEVEL 3 --#define MPFR_VERSION_STRING "3.1.3-p2" -+#define MPFR_VERSION_STRING "3.1.3-p3" - - /* Macros dealing with MPFR VERSION */ - #define MPFR_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c)) -diff -Naurd mpfr-3.1.3-a/src/mul_2si.c mpfr-3.1.3-b/src/mul_2si.c ---- mpfr-3.1.3-a/src/mul_2si.c 2015-07-02 10:50:08.106573933 +0000 -+++ mpfr-3.1.3-b/src/mul_2si.c 2015-07-17 08:54:48.608807656 +0000 -@@ -48,7 +48,8 @@ - if (rnd_mode == MPFR_RNDN && - (__gmpfr_emin > MPFR_EMAX_MAX + (n + 1) || - exp < __gmpfr_emin - (n + 1) || -- (inexact >= 0 && mpfr_powerof2_raw (y)))) -+ ((MPFR_IS_NEG (y) ? inexact <= 0 : inexact >= 0) && -+ mpfr_powerof2_raw (y)))) - rnd_mode = MPFR_RNDZ; - return mpfr_underflow (y, rnd_mode, MPFR_SIGN(y)); - } -diff -Naurd mpfr-3.1.3-a/src/version.c mpfr-3.1.3-b/src/version.c ---- mpfr-3.1.3-a/src/version.c 2015-07-02 10:50:08.126574142 +0000 -+++ mpfr-3.1.3-b/src/version.c 2015-07-17 08:54:48.616811495 +0000 -@@ -25,5 +25,5 @@ - const char * - mpfr_get_version (void) - { -- return "3.1.3-p2"; -+ return "3.1.3-p3"; - } -diff -Naurd mpfr-3.1.3-a/tests/tmul_2exp.c mpfr-3.1.3-b/tests/tmul_2exp.c ---- mpfr-3.1.3-a/tests/tmul_2exp.c 2015-07-02 10:50:08.106573933 +0000 -+++ mpfr-3.1.3-b/tests/tmul_2exp.c 2015-07-17 08:54:48.608807656 +0000 -@@ -50,77 +50,82 @@ - { - mpfr_t x, y, z1, z2; - mpfr_exp_t emin; -- int i, k; -+ int i, k, s; - int prec; - int rnd; - int div; - int inex1, inex2; - unsigned int flags1, flags2; - -- /* Test mul_2si(x, e - k), div_2si(x, k - e) and div_2ui(x, k - e) -- * with emin = e, x = 1 + i/16, i in { -1, 0, 1 }, and k = 1 to 4, -- * by comparing the result with the one of a simple division. -+ /* Test mul_2si(x, e - k), div_2si(x, k - e) and div_2ui(x, k - e) with -+ * emin = e, x = s * (1 + i/16), i in { -1, 0, 1 }, s in { -1, 1 }, and -+ * k = 1 to 4, by comparing the result with the one of a simple division. - */ - emin = mpfr_get_emin (); - set_emin (e); - mpfr_inits2 (8, x, y, (mpfr_ptr) 0); - for (i = 15; i <= 17; i++) -- { -- inex1 = mpfr_set_ui_2exp (x, i, -4, MPFR_RNDN); -- MPFR_ASSERTN (inex1 == 0); -- for (prec = 6; prec >= 3; prec -= 3) -- { -- mpfr_inits2 (prec, z1, z2, (mpfr_ptr) 0); -- RND_LOOP (rnd) -- for (k = 1; k <= 4; k++) -- { -- /* The following one is assumed to be correct. */ -- inex1 = mpfr_mul_2si (y, x, e, MPFR_RNDN); -- MPFR_ASSERTN (inex1 == 0); -- inex1 = mpfr_set_ui (z1, 1 << k, MPFR_RNDN); -- MPFR_ASSERTN (inex1 == 0); -- mpfr_clear_flags (); -- /* Do not use mpfr_div_ui to avoid the optimization -- by mpfr_div_2si. */ -- inex1 = mpfr_div (z1, y, z1, (mpfr_rnd_t) rnd); -- flags1 = __gmpfr_flags; -- -- for (div = 0; div <= 2; div++) -+ for (s = 1; s >= -1; s -= 2) -+ { -+ inex1 = mpfr_set_si_2exp (x, s * i, -4, MPFR_RNDN); -+ MPFR_ASSERTN (inex1 == 0); -+ for (prec = 6; prec >= 3; prec -= 3) -+ { -+ mpfr_inits2 (prec, z1, z2, (mpfr_ptr) 0); -+ RND_LOOP (rnd) -+ for (k = 1; k <= 4; k++) - { -+ /* The following one is assumed to be correct. */ -+ inex1 = mpfr_mul_2si (y, x, e, MPFR_RNDN); -+ MPFR_ASSERTN (inex1 == 0); -+ inex1 = mpfr_set_ui (z1, 1 << k, MPFR_RNDN); -+ MPFR_ASSERTN (inex1 == 0); - mpfr_clear_flags (); -- inex2 = div == 0 ? -- mpfr_mul_2si (z2, x, e - k, (mpfr_rnd_t) rnd) : div == 1 ? -- mpfr_div_2si (z2, x, k - e, (mpfr_rnd_t) rnd) : -- mpfr_div_2ui (z2, x, k - e, (mpfr_rnd_t) rnd); -- flags2 = __gmpfr_flags; -- if (flags1 == flags2 && SAME_SIGN (inex1, inex2) && -- mpfr_equal_p (z1, z2)) -- continue; -- printf ("Error in underflow("); -- if (e == MPFR_EMIN_MIN) -- printf ("MPFR_EMIN_MIN"); -- else if (e == emin) -- printf ("default emin"); -- else if (e >= LONG_MIN) -- printf ("%ld", (long) e); -- else -- printf ("<LONG_MIN"); -- printf (") with mpfr_%s,\nx = %d/16, prec = %d, k = %d, " -- "%s\n", div == 0 ? "mul_2si" : div == 1 ? -- "div_2si" : "div_2ui", i, prec, k, -- mpfr_print_rnd_mode ((mpfr_rnd_t) rnd)); -- printf ("Expected "); -- mpfr_out_str (stdout, 16, 0, z1, MPFR_RNDN); -- printf (", inex = %d, flags = %u\n", SIGN (inex1), flags1); -- printf ("Got "); -- mpfr_out_str (stdout, 16, 0, z2, MPFR_RNDN); -- printf (", inex = %d, flags = %u\n", SIGN (inex2), flags2); -- exit (1); -- } /* div */ -- } /* k */ -- mpfr_clears (z1, z2, (mpfr_ptr) 0); -- } /* prec */ -- } /* i */ -+ /* Do not use mpfr_div_ui to avoid the optimization -+ by mpfr_div_2si. */ -+ inex1 = mpfr_div (z1, y, z1, (mpfr_rnd_t) rnd); -+ flags1 = __gmpfr_flags; -+ -+ for (div = 0; div <= 2; div++) -+ { -+ mpfr_clear_flags (); -+ inex2 = -+ div == 0 ? -+ mpfr_mul_2si (z2, x, e - k, (mpfr_rnd_t) rnd) : -+ div == 1 ? -+ mpfr_div_2si (z2, x, k - e, (mpfr_rnd_t) rnd) : -+ mpfr_div_2ui (z2, x, k - e, (mpfr_rnd_t) rnd); -+ flags2 = __gmpfr_flags; -+ if (flags1 == flags2 && SAME_SIGN (inex1, inex2) && -+ mpfr_equal_p (z1, z2)) -+ continue; -+ printf ("Error in underflow("); -+ if (e == MPFR_EMIN_MIN) -+ printf ("MPFR_EMIN_MIN"); -+ else if (e == emin) -+ printf ("default emin"); -+ else if (e >= LONG_MIN) -+ printf ("%ld", (long) e); -+ else -+ printf ("<LONG_MIN"); -+ printf (") with mpfr_%s,\nx = %d/16, prec = %d, k = %d," -+ " %s\n", div == 0 ? "mul_2si" : div == 1 ? -+ "div_2si" : "div_2ui", s * i, prec, k, -+ mpfr_print_rnd_mode ((mpfr_rnd_t) rnd)); -+ printf ("Expected "); -+ mpfr_out_str (stdout, 16, 0, z1, MPFR_RNDN); -+ printf (", inex = %d, flags = %u\n", -+ SIGN (inex1), flags1); -+ printf ("Got "); -+ mpfr_out_str (stdout, 16, 0, z2, MPFR_RNDN); -+ printf (", inex = %d, flags = %u\n", -+ SIGN (inex2), flags2); -+ exit (1); -+ } /* div */ -+ } /* k */ -+ mpfr_clears (z1, z2, (mpfr_ptr) 0); -+ } /* prec */ -+ } /* i */ - mpfr_clears (x, y, (mpfr_ptr) 0); - set_emin (emin); - } -diff -Naurd mpfr-3.1.3-a/PATCHES mpfr-3.1.3-b/PATCHES ---- mpfr-3.1.3-a/PATCHES 2015-07-17 08:58:21.094987384 +0000 -+++ mpfr-3.1.3-b/PATCHES 2015-07-17 08:58:21.118986898 +0000 -@@ -0,0 +1 @@ -+frexp -diff -Naurd mpfr-3.1.3-a/VERSION mpfr-3.1.3-b/VERSION ---- mpfr-3.1.3-a/VERSION 2015-07-17 08:54:48.616811495 +0000 -+++ mpfr-3.1.3-b/VERSION 2015-07-17 08:58:21.118986898 +0000 -@@ -1 +1 @@ --3.1.3-p3 -+3.1.3-p4 -diff -Naurd mpfr-3.1.3-a/src/frexp.c mpfr-3.1.3-b/src/frexp.c ---- mpfr-3.1.3-a/src/frexp.c 2015-06-19 19:55:09.000000000 +0000 -+++ mpfr-3.1.3-b/src/frexp.c 2015-07-17 08:58:21.106987142 +0000 -@@ -26,6 +26,13 @@ - mpfr_frexp (mpfr_exp_t *exp, mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd) - { - int inex; -+ unsigned int saved_flags = __gmpfr_flags; -+ MPFR_BLOCK_DECL (flags); -+ -+ MPFR_LOG_FUNC -+ (("x[%Pu]=%.*Rg rnd=%d", mpfr_get_prec (x), mpfr_log_prec, x, rnd), -+ ("y[%Pu]=%.*Rg exp=%" MPFR_EXP_FSPEC "d inex=%d", mpfr_get_prec (y), -+ mpfr_log_prec, y, (mpfr_eexp_t) *exp, inex)); - - if (MPFR_UNLIKELY(MPFR_IS_SINGULAR(x))) - { -@@ -49,8 +56,32 @@ - } - } - -- inex = mpfr_set (y, x, rnd); -+ MPFR_BLOCK (flags, inex = mpfr_set (y, x, rnd)); -+ __gmpfr_flags = saved_flags; -+ -+ /* Possible overflow due to the rounding, no possible underflow. */ -+ -+ if (MPFR_UNLIKELY (MPFR_OVERFLOW (flags))) -+ { -+ int inex2; -+ -+ /* An overflow here means that the exponent of y would be larger than -+ the one of x, thus x would be rounded to the next power of 2, and -+ the returned y should be 1/2 in absolute value, rounded (i.e. with -+ possible underflow or overflow). This also implies that x and y are -+ different objects, so that the exponent of x has not been lost. */ -+ MPFR_LOG_MSG (("Internal overflow\n", 0)); -+ MPFR_ASSERTD (x != y); -+ *exp = MPFR_GET_EXP (x) + 1; -+ inex2 = mpfr_set_si_2exp (y, MPFR_INT_SIGN (x), -1, rnd); -+ MPFR_LOG_MSG (("inex=%d inex2=%d\n", inex, inex2)); -+ if (inex2 != 0) -+ inex = inex2; -+ MPFR_RET (inex); -+ } -+ - *exp = MPFR_GET_EXP (y); -- MPFR_SET_EXP (y, 0); -+ /* Do not use MPFR_SET_EXP because the range has not been checked yet. */ -+ MPFR_EXP (y) = 0; - return mpfr_check_range (y, inex, rnd); - } -diff -Naurd mpfr-3.1.3-a/src/mpfr.h mpfr-3.1.3-b/src/mpfr.h ---- mpfr-3.1.3-a/src/mpfr.h 2015-07-17 08:54:48.616811495 +0000 -+++ mpfr-3.1.3-b/src/mpfr.h 2015-07-17 08:58:21.114986979 +0000 -@@ -27,7 +27,7 @@ - #define MPFR_VERSION_MAJOR 3 - #define MPFR_VERSION_MINOR 1 - #define MPFR_VERSION_PATCHLEVEL 3 --#define MPFR_VERSION_STRING "3.1.3-p3" -+#define MPFR_VERSION_STRING "3.1.3-p4" - - /* Macros dealing with MPFR VERSION */ - #define MPFR_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c)) -diff -Naurd mpfr-3.1.3-a/src/version.c mpfr-3.1.3-b/src/version.c ---- mpfr-3.1.3-a/src/version.c 2015-07-17 08:54:48.616811495 +0000 -+++ mpfr-3.1.3-b/src/version.c 2015-07-17 08:58:21.118986898 +0000 -@@ -25,5 +25,5 @@ - const char * - mpfr_get_version (void) - { -- return "3.1.3-p3"; -+ return "3.1.3-p4"; - } -diff -Naurd mpfr-3.1.3-a/tests/tfrexp.c mpfr-3.1.3-b/tests/tfrexp.c ---- mpfr-3.1.3-a/tests/tfrexp.c 2015-06-19 19:55:10.000000000 +0000 -+++ mpfr-3.1.3-b/tests/tfrexp.c 2015-07-17 08:58:21.106987142 +0000 -@@ -129,12 +129,115 @@ - mpfr_clear (x); - } - -+static void check1 (void) -+{ -+ mpfr_exp_t emin, emax, e; -+ mpfr_t x, y1, y2; -+ int r, neg, red; -+ -+ emin = mpfr_get_emin (); -+ emax = mpfr_get_emax (); -+ set_emin (MPFR_EMIN_MIN); -+ set_emax (MPFR_EMAX_MAX); -+ -+ mpfr_init2 (x, 7); -+ mpfr_inits2 (4, y1, y2, (mpfr_ptr) 0); -+ -+ mpfr_set_ui_2exp (x, 1, -2, MPFR_RNDN); -+ while (mpfr_regular_p (x)) -+ { -+ /* Test the exponents up to 3 and with the maximum exponent -+ (to check potential intermediate overflow). */ -+ if (MPFR_GET_EXP (x) == 4) -+ mpfr_set_exp (x, MPFR_EMAX_MAX); -+ e = MPFR_GET_EXP (x); -+ for (neg = 0; neg < 2; neg++) -+ { -+ RND_LOOP (r) -+ { -+ int inex1, inex2; -+ mpfr_exp_t e1, e2; -+ unsigned int flags1, flags2; -+ -+ for (red = 0; red < 2; red++) -+ { -+ if (red) -+ { -+ /* e1: exponent of the rounded value of x. */ -+ MPFR_ASSERTN (e1 == e || e1 == e + 1); -+ set_emin (e); -+ set_emax (e); -+ mpfr_clear_flags (); -+ inex1 = e1 < 0 ? -+ mpfr_mul_2ui (y1, x, -e1, (mpfr_rnd_t) r) : -+ mpfr_div_2ui (y1, x, e1, (mpfr_rnd_t) r); -+ flags1 = __gmpfr_flags; -+ } -+ else -+ { -+ inex1 = mpfr_set (y1, x, (mpfr_rnd_t) r); -+ e1 = MPFR_IS_INF (y1) ? e + 1 : MPFR_GET_EXP (y1); -+ flags1 = inex1 != 0 ? MPFR_FLAGS_INEXACT : 0; -+ } -+ mpfr_clear_flags (); -+ inex2 = mpfr_frexp (&e2, y2, x, (mpfr_rnd_t) r); -+ flags2 = __gmpfr_flags; -+ set_emin (MPFR_EMIN_MIN); -+ set_emax (MPFR_EMAX_MAX); -+ if ((!red || e == 0) && -+ (! mpfr_regular_p (y2) || MPFR_GET_EXP (y2) != 0)) -+ { -+ printf ("Error in check1 for %s, red = %d, x = ", -+ mpfr_print_rnd_mode ((mpfr_rnd_t) r), red); -+ mpfr_dump (x); -+ printf ("Expected 1/2 <= |y| < 1, got y = "); -+ mpfr_dump (y2); -+ exit (1); -+ } -+ if (!red) -+ { -+ if (e2 > 0) -+ mpfr_mul_2ui (y2, y2, e2, MPFR_RNDN); -+ else if (e2 < 0) -+ mpfr_div_2ui (y2, y2, -e2, MPFR_RNDN); -+ } -+ if (! (SAME_SIGN (inex1, inex2) && -+ mpfr_equal_p (y1, y2) && -+ flags1 == flags2)) -+ { -+ printf ("Error in check1 for %s, red = %d, x = ", -+ mpfr_print_rnd_mode ((mpfr_rnd_t) r), red); -+ mpfr_dump (x); -+ printf ("Expected y1 = "); -+ mpfr_dump (y1); -+ printf ("Got y2 = "); -+ mpfr_dump (y2); -+ printf ("Expected inex ~= %d, got %d\n", inex1, inex2); -+ printf ("Expected flags:"); -+ flags_out (flags1); -+ printf ("Got flags: "); -+ flags_out (flags2); -+ exit (1); -+ } -+ } -+ } -+ mpfr_neg (x, x, MPFR_RNDN); -+ } -+ mpfr_nextabove (x); -+ } -+ -+ mpfr_clears (x, y1, y2, (mpfr_ptr) 0); -+ set_emin (emin); -+ set_emax (emax); -+} -+ - int - main (int argc, char *argv[]) - { - tests_start_mpfr (); - - check_special (); -+ check1 (); - - tests_end_mpfr (); - return 0; -diff -Naurd mpfr-3.1.3-a/PATCHES mpfr-3.1.3-b/PATCHES ---- mpfr-3.1.3-a/PATCHES 2015-10-29 13:47:46.735901185 +0000 -+++ mpfr-3.1.3-b/PATCHES 2015-10-29 13:47:46.763900609 +0000 -@@ -0,0 +1 @@ -+divhigh-basecase -diff -Naurd mpfr-3.1.3-a/VERSION mpfr-3.1.3-b/VERSION ---- mpfr-3.1.3-a/VERSION 2015-07-17 08:58:21.118986898 +0000 -+++ mpfr-3.1.3-b/VERSION 2015-10-29 13:47:46.763900609 +0000 -@@ -1 +1 @@ --3.1.3-p4 -+3.1.3-p5 -diff -Naurd mpfr-3.1.3-a/src/mpfr.h mpfr-3.1.3-b/src/mpfr.h ---- mpfr-3.1.3-a/src/mpfr.h 2015-07-17 08:58:21.114986979 +0000 -+++ mpfr-3.1.3-b/src/mpfr.h 2015-10-29 13:47:46.759900692 +0000 -@@ -27,7 +27,7 @@ - #define MPFR_VERSION_MAJOR 3 - #define MPFR_VERSION_MINOR 1 - #define MPFR_VERSION_PATCHLEVEL 3 --#define MPFR_VERSION_STRING "3.1.3-p4" -+#define MPFR_VERSION_STRING "3.1.3-p5" - - /* Macros dealing with MPFR VERSION */ - #define MPFR_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c)) -diff -Naurd mpfr-3.1.3-a/src/mulders.c mpfr-3.1.3-b/src/mulders.c ---- mpfr-3.1.3-a/src/mulders.c 2015-06-19 19:55:10.000000000 +0000 -+++ mpfr-3.1.3-b/src/mulders.c 2015-10-29 13:47:46.751900855 +0000 -@@ -236,9 +236,10 @@ - that in addition to the limb np[n-1] to reduce, we have at least 2 - extra limbs, thus accessing np[n-3] is valid. */ - -- /* warning: we can have np[n-1]=d1 and np[n-2]=d0, but since {np,n} < D, -- the largest possible partial quotient is B-1 */ -- if (MPFR_UNLIKELY(np[n - 1] == d1 && np[n - 2] == d0)) -+ /* Warning: we can have np[n-1]>d1 or (np[n-1]=d1 and np[n-2]>=d0) here, -+ since we truncate the divisor at each step, but since {np,n} < D -+ originally, the largest possible partial quotient is B-1. */ -+ if (MPFR_UNLIKELY(np[n-1] > d1 || (np[n-1] == d1 && np[n-2] >= d0))) - q2 = ~ (mp_limb_t) 0; - else - udiv_qr_3by2 (q2, q1, q0, np[n - 1], np[n - 2], np[n - 3], -diff -Naurd mpfr-3.1.3-a/src/version.c mpfr-3.1.3-b/src/version.c ---- mpfr-3.1.3-a/src/version.c 2015-07-17 08:58:21.118986898 +0000 -+++ mpfr-3.1.3-b/src/version.c 2015-10-29 13:47:46.763900609 +0000 -@@ -25,5 +25,5 @@ - const char * - mpfr_get_version (void) - { -- return "3.1.3-p4"; -+ return "3.1.3-p5"; - } -diff -Naurd mpfr-3.1.3-a/tests/tdiv.c mpfr-3.1.3-b/tests/tdiv.c ---- mpfr-3.1.3-a/tests/tdiv.c 2015-06-19 19:55:10.000000000 +0000 -+++ mpfr-3.1.3-b/tests/tdiv.c 2015-10-29 13:47:46.751900855 +0000 -@@ -1099,6 +1099,69 @@ - mpfr_set_emax (old_emax); - } - -+/* Bug in mpfr_divhigh_n_basecase when all limbs of q (except the most -+ significant one) are B-1 where B=2^GMP_NUMB_BITS. Since we truncate -+ the divisor at each step, it might happen at some point that -+ (np[n-1],np[n-2]) > (d1,d0), and not only the equality. -+ Reported by Ricky Farr -+ <https://sympa.inria.fr/sympa/arc/mpfr/2015-10/msg00023.html> -+ To get a failure, a MPFR_DIVHIGH_TAB entry below the MPFR_DIV_THRESHOLD -+ limit must have a value 0. With most mparam.h files, this cannot occur. */ -+static void -+test_20151023 (void) -+{ -+ mpfr_prec_t p; -+ mpfr_t n, d, q, q0; -+ int inex, i; -+ -+ for (p = GMP_NUMB_BITS; p <= 2000; p++) -+ { -+ mpfr_init2 (n, 2*p); -+ mpfr_init2 (d, p); -+ mpfr_init2 (q, p); -+ mpfr_init2 (q0, GMP_NUMB_BITS); -+ -+ /* generate a random divisor of p bits */ -+ mpfr_urandomb (d, RANDS); -+ /* generate a random quotient of GMP_NUMB_BITS bits */ -+ mpfr_urandomb (q0, RANDS); -+ /* zero-pad the quotient to p bits */ -+ inex = mpfr_prec_round (q0, p, MPFR_RNDN); -+ MPFR_ASSERTN(inex == 0); -+ -+ for (i = 0; i < 3; i++) -+ { -+ /* i=0: try with the original quotient xxx000...000 -+ i=1: try with the original quotient minus one ulp -+ i=2: try with the original quotient plus one ulp */ -+ if (i == 1) -+ mpfr_nextbelow (q0); -+ else if (i == 2) -+ { -+ mpfr_nextabove (q0); -+ mpfr_nextabove (q0); -+ } -+ -+ inex = mpfr_mul (n, d, q0, MPFR_RNDN); -+ MPFR_ASSERTN(inex == 0); -+ mpfr_nextabove (n); -+ mpfr_div (q, n, d, MPFR_RNDN); -+ MPFR_ASSERTN(mpfr_cmp (q, q0) == 0); -+ -+ inex = mpfr_mul (n, d, q0, MPFR_RNDN); -+ MPFR_ASSERTN(inex == 0); -+ mpfr_nextbelow (n); -+ mpfr_div (q, n, d, MPFR_RNDN); -+ MPFR_ASSERTN(mpfr_cmp (q, q0) == 0); -+ } -+ -+ mpfr_clear (n); -+ mpfr_clear (d); -+ mpfr_clear (q); -+ mpfr_clear (q0); -+ } -+} -+ - #define TEST_FUNCTION test_div - #define TWO_ARGS - #define RAND_FUNCTION(x) mpfr_random2(x, MPFR_LIMB_SIZE (x), randlimb () % 100, RANDS) -@@ -1219,6 +1282,7 @@ - consistency (); - test_20070603 (); - test_20070628 (); -+ test_20151023 (); - test_generic (2, 800, 50); - test_extreme (); - |