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author | Bruno Haible <bruno@clisp.org> | 2012-02-25 01:15:03 +0100 |
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committer | Bruno Haible <bruno@clisp.org> | 2012-02-25 01:19:49 +0100 |
commit | 05a3d01cfc714ee6b895720cac3ca565271a7b6f (patch) | |
tree | 69367f6bb8ffef51d21252a7ccfce200df5f4dd5 /m4/floorl.m4 | |
parent | 456c510f181f53e3e4cbf660260be0cbf2e0158c (diff) | |
download | gnulib-05a3d01cfc714ee6b895720cac3ca565271a7b6f.tar.gz |
floorl: Provide function definition on MSVC.
* m4/floorl.m4 (gl_FUNC_FLOORL_LIBS): Test also whether floorl can be
used as a function pointer.
* lib/math.in.h (floorl): Undefine if it is not declared as a function.
Diffstat (limited to 'm4/floorl.m4')
-rw-r--r-- | m4/floorl.m4 | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/m4/floorl.m4 b/m4/floorl.m4 index 5a6be0c87c..eb8c846d3c 100644 --- a/m4/floorl.m4 +++ b/m4/floorl.m4 @@ -1,4 +1,4 @@ -# floorl.m4 serial 10 +# floorl.m4 serial 11 dnl Copyright (C) 2007, 2009-2012 Free Software Foundation, Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, @@ -49,8 +49,9 @@ AC_DEFUN([gl_FUNC_FLOORL_LIBS], # define __NO_MATH_INLINES 1 /* for glibc */ #endif #include <math.h> + long double (*funcptr) (long double) = floorl; long double x;]], - [[x = floorl(x);]])], + [[x = funcptr (x) + floorl(x);]])], [gl_cv_func_floorl_libm=]) if test "$gl_cv_func_floorl_libm" = "?"; then save_LIBS="$LIBS" @@ -61,8 +62,9 @@ AC_DEFUN([gl_FUNC_FLOORL_LIBS], # define __NO_MATH_INLINES 1 /* for glibc */ #endif #include <math.h> + long double (*funcptr) (long double) = floorl; long double x;]], - [[x = floorl(x);]])], + [[x = funcptr (x) + floorl(x);]])], [gl_cv_func_floorl_libm="-lm"]) LIBS="$save_LIBS" fi |