diff options
author | Bruno Haible <bruno@clisp.org> | 2012-02-25 01:39:34 +0100 |
---|---|---|
committer | Bruno Haible <bruno@clisp.org> | 2012-02-25 01:39:34 +0100 |
commit | f9788546de646fbc4f77bba502a8f815d4999bac (patch) | |
tree | c7038a3d001ecea7e604c9d70395b05cd6e4505f /m4/asinl.m4 | |
parent | c3c2a1f5229d1f9d534a15be700fab29a2d356fe (diff) | |
download | gnulib-f9788546de646fbc4f77bba502a8f815d4999bac.tar.gz |
asinl: Provide function definition on MSVC.
* m4/asinl.m4 (gl_FUNC_ASINL): Test also whether asinl can be used as a
function pointer.
* lib/math.in.h (asinl): Undefine if it does not exist as a function.
Diffstat (limited to 'm4/asinl.m4')
-rw-r--r-- | m4/asinl.m4 | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/m4/asinl.m4 b/m4/asinl.m4 index bb5b68bb26..6ad2c16113 100644 --- a/m4/asinl.m4 +++ b/m4/asinl.m4 @@ -1,4 +1,4 @@ -# asinl.m4 serial 6 +# asinl.m4 serial 7 dnl Copyright (C) 2010-2012 Free Software Foundation, Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, @@ -22,8 +22,10 @@ AC_DEFUN([gl_FUNC_ASINL], # define __NO_MATH_INLINES 1 /* for glibc */ #endif #include <math.h> + long double (*funcptr) (long double) = asinl; long double x;]], - [[return asinl (x) > 1;]])], + [[return funcptr (x) > 1 + || asinl (x) > 1;]])], [gl_cv_func_asinl_no_libm=yes], [gl_cv_func_asinl_no_libm=no]) ]) @@ -39,8 +41,10 @@ AC_DEFUN([gl_FUNC_ASINL], # define __NO_MATH_INLINES 1 /* for glibc */ #endif #include <math.h> + long double (*funcptr) (long double) = asinl; long double x;]], - [[return asinl (x) > 1;]])], + [[return funcptr (x) > 1 + || asinl (x) > 1;]])], [gl_cv_func_asinl_in_libm=yes], [gl_cv_func_asinl_in_libm=no]) LIBS="$save_LIBS" |