From cb1827fbd622802299a0956a33836d4df1732654 Mon Sep 17 00:00:00 2001 From: Bruno Haible Date: Fri, 5 Apr 2024 16:04:59 +0200 Subject: [PATCH] roundl: Fix a link error on Linux/powerpc64le. * m4/check-math-lib.m4 (gl_CHECK_MATH_LIB): Accept an additional TYPE argument. * m4/isfinite.m4 (gl_ISFINITE): Use the type 'double'. * m4/isinf.m4 (gl_ISINF): Likewise. * m4/round.m4 (gl_FUNC_ROUND): Likewise. * m4/roundf.m4 (gl_FUNC_ROUNDF): Use the type 'float'. * m4/roundl.m4 (gl_FUNC_ROUNDL): Use the type 'long double'. --- ChangeLog | 11 +++++++++++ m4/check-math-lib.m4 | 18 +++++++++--------- m4/isfinite.m4 | 6 +++--- m4/isinf.m4 | 5 +++-- m4/round.m4 | 4 ++-- m4/roundf.m4 | 4 ++-- m4/roundl.m4 | 4 ++-- 7 files changed, 32 insertions(+), 20 deletions(-) diff --git a/ChangeLog b/ChangeLog index 8c478f08b1..017125b353 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,14 @@ +2024-04-05 Bruno Haible + + roundl: Fix a link error on Linux/powerpc64le. + * m4/check-math-lib.m4 (gl_CHECK_MATH_LIB): Accept an additional TYPE + argument. + * m4/isfinite.m4 (gl_ISFINITE): Use the type 'double'. + * m4/isinf.m4 (gl_ISINF): Likewise. + * m4/round.m4 (gl_FUNC_ROUND): Likewise. + * m4/roundf.m4 (gl_FUNC_ROUNDF): Use the type 'float'. + * m4/roundl.m4 (gl_FUNC_ROUNDL): Use the type 'long double'. + 2024-04-05 Bruno Haible exp2l tests: Enable a test for glibc versions >= 2.16. diff --git a/m4/check-math-lib.m4 b/m4/check-math-lib.m4 index 4f4eb5a346..1fc248dbbd 100644 --- a/m4/check-math-lib.m4 +++ b/m4/check-math-lib.m4 @@ -1,18 +1,18 @@ # check-math-lib.m4 -# serial 5 +# serial 6 dnl Copyright (C) 2007, 2009-2024 Free Software Foundation, Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, dnl with or without modifications, as long as this notice is preserved. dnl -dnl gl_CHECK_MATH_LIB (VARIABLE, EXPRESSION [, EXTRA-CODE]) +dnl gl_CHECK_MATH_LIB (VARIABLE, TYPE, EXPRESSION [, EXTRA-CODE]) dnl dnl Sets the shell VARIABLE according to the libraries needed by EXPRESSION -dnl to compile and link: to the empty string if no extra libraries are needed, -dnl to "-lm" if -lm is needed, or to "missing" if it does not compile and -dnl link either way. +dnl (that operates on a variable x of type TYPE) to compile and link: to the +dnl empty string if no extra libraries are needed, to "-lm" if -lm is needed, +dnl or to "missing" if it does not compile and link either way. dnl -dnl Example: gl_CHECK_MATH_LIB([ROUNDF_LIBM], [x = roundf (x);]) +dnl Example: gl_CHECK_MATH_LIB([ROUNDF_LIBM], [float], [x = roundf (x);]) AC_DEFUN([gl_CHECK_MATH_LIB], [ saved_LIBS="$LIBS" $1=missing @@ -23,9 +23,9 @@ AC_DEFUN([gl_CHECK_MATH_LIB], [ # define __NO_MATH_INLINES 1 /* for glibc */ #endif #include - $3 - double x;]], - [$2])], + $4 + $2 x;]], + [$3])], [$1=$libm break]) done diff --git a/m4/isfinite.m4 b/m4/isfinite.m4 index 1e30a93a9e..c14a9e51f3 100644 --- a/m4/isfinite.m4 +++ b/m4/isfinite.m4 @@ -1,5 +1,5 @@ # isfinite.m4 -# serial 19 +# serial 20 dnl Copyright (C) 2007-2024 Free Software Foundation, Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, @@ -13,8 +13,8 @@ AC_DEFUN([gl_ISFINITE], AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS]) AC_CHECK_DECLS([isfinite], , , [[#include ]]) if test "$ac_cv_have_decl_isfinite" = yes; then - gl_CHECK_MATH_LIB([ISFINITE_LIBM], - [x = isfinite (x) + isfinite ((float) x);]) + gl_CHECK_MATH_LIB([ISFINITE_LIBM], [double], + [x = isfinite (x) + isfinite ((float) x);]) if test "$ISFINITE_LIBM" != missing; then dnl Test whether isfinite() on 'long double' works. gl_ISFINITEL_WORKS diff --git a/m4/isinf.m4 b/m4/isinf.m4 index 000a6aa008..03dc1c19a2 100644 --- a/m4/isinf.m4 +++ b/m4/isinf.m4 @@ -1,5 +1,5 @@ # isinf.m4 -# serial 14 +# serial 15 dnl Copyright (C) 2007-2024 Free Software Foundation, Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, @@ -18,7 +18,8 @@ AC_DEFUN([gl_ISINF], #endif ]]) if test "$ac_cv_have_decl_isinf" = yes; then - gl_CHECK_MATH_LIB([ISINF_LIBM], [x = isinf (x) + isinf ((float) x);]) + gl_CHECK_MATH_LIB([ISINF_LIBM], [double], + [x = isinf (x) + isinf ((float) x);]) if test "$ISINF_LIBM" != missing; then dnl Test whether isinf() on 'long double' works. gl_ISINFL_WORKS diff --git a/m4/round.m4 b/m4/round.m4 index 299c79d0da..7b419a42e7 100644 --- a/m4/round.m4 +++ b/m4/round.m4 @@ -1,5 +1,5 @@ # round.m4 -# serial 27 +# serial 28 dnl Copyright (C) 2007, 2009-2024 Free Software Foundation, Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, @@ -13,7 +13,7 @@ AC_DEFUN([gl_FUNC_ROUND], dnl Persuade glibc to declare round(). AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS]) - gl_CHECK_MATH_LIB([ROUND_LIBM], [x = round (x);], + gl_CHECK_MATH_LIB([ROUND_LIBM], [double], [x = round (x);], [extern #ifdef __cplusplus "C" diff --git a/m4/roundf.m4 b/m4/roundf.m4 index 5899a6b02f..bb97813442 100644 --- a/m4/roundf.m4 +++ b/m4/roundf.m4 @@ -1,5 +1,5 @@ # roundf.m4 -# serial 28 +# serial 29 dnl Copyright (C) 2007-2024 Free Software Foundation, Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, @@ -13,7 +13,7 @@ AC_DEFUN([gl_FUNC_ROUNDF], dnl Persuade glibc to declare roundf(). AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS]) - gl_CHECK_MATH_LIB([ROUNDF_LIBM], [x = roundf (x);], + gl_CHECK_MATH_LIB([ROUNDF_LIBM], [float], [x = roundf (x);], [extern #ifdef __cplusplus "C" diff --git a/m4/roundl.m4 b/m4/roundl.m4 index 7f87e769a9..f845f6b078 100644 --- a/m4/roundl.m4 +++ b/m4/roundl.m4 @@ -1,5 +1,5 @@ # roundl.m4 -# serial 23 +# serial 24 dnl Copyright (C) 2007, 2009-2024 Free Software Foundation, Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, @@ -14,7 +14,7 @@ AC_DEFUN([gl_FUNC_ROUNDL], dnl Persuade glibc to declare roundl(). AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS]) - gl_CHECK_MATH_LIB([ROUNDL_LIBM], [x = roundl (x);], + gl_CHECK_MATH_LIB([ROUNDL_LIBM], [long double], [x = roundl (x);], [extern #ifdef __cplusplus "C" -- 2.39.5