+2012-02-24 Bruno Haible <bruno@clisp.org>
+
+ logl: Provide function definition on MSVC.
+ * m4/logl.m4 (gl_FUNC_LOGL): Test also whether logl can be used as a
+ function pointer.
+ * lib/math.in.h (logl): Undefine if it does not exist as a function.
+
2012-02-24 Bruno Haible <bruno@clisp.org>
expl: Provide function definition on MSVC.
#if @GNULIB_LOGL@
# if !@HAVE_LOGL@ || !@HAVE_DECL_LOGL@
+# undef logl
_GL_FUNCDECL_SYS (logl, long double, (long double x));
# endif
_GL_CXXALIAS_SYS (logl, long double, (long double x));
-# logl.m4 serial 6
+# logl.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,
# define __NO_MATH_INLINES 1 /* for glibc */
#endif
#include <math.h>
+ long double (*funcptr) (long double) = logl;
long double x;]],
- [[return logl (x) > 1;]])],
+ [[return funcptr (x) > 1
+ || logl (x) > 1;]])],
[gl_cv_func_logl_no_libm=yes],
[gl_cv_func_logl_no_libm=no])
])
# define __NO_MATH_INLINES 1 /* for glibc */
#endif
#include <math.h>
+ long double (*funcptr) (long double) = logl;
long double x;]],
- [[return logl (x) > 1;]])],
+ [[return funcptr (x) > 1
+ || logl (x) > 1;]])],
[gl_cv_func_logl_in_libm=yes],
[gl_cv_func_logl_in_libm=no])
LIBS="$save_LIBS"