+2012-02-24 Bruno Haible <bruno@clisp.org>
+
+ expl: Provide function definition on MSVC.
+ * m4/expl.m4 (gl_FUNC_EXPL): Test also whether expl can be used as a
+ function pointer.
+ * lib/math.in.h (expl): Undefine if it does not exist as a function.
+
2012-02-24 Bruno Haible <bruno@clisp.org>
sqrtl: Provide function definition on MSVC.
#if @GNULIB_EXPL@
# if !@HAVE_EXPL@ || !@HAVE_DECL_EXPL@
+# undef expl
_GL_FUNCDECL_SYS (expl, long double, (long double x));
# endif
_GL_CXXALIAS_SYS (expl, long double, (long double x));
-# expl.m4 serial 5
+# expl.m4 serial 6
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) = expl;
long double x;]],
- [[return expl (x) > 1.5;]])],
+ [[return funcptr (x) > 1.5
+ || expl (x) > 1.5;]])],
[gl_cv_func_expl_no_libm=yes],
[gl_cv_func_expl_no_libm=no])
])
# define __NO_MATH_INLINES 1 /* for glibc */
#endif
#include <math.h>
+ long double (*funcptr) (long double) = expl;
long double x;]],
- [[return expl (x) > 1.5;]])],
+ [[return funcptr (x) > 1.5
+ || expl (x) > 1.5;]])],
[gl_cv_func_expl_in_libm=yes],
[gl_cv_func_expl_in_libm=no])
LIBS="$save_LIBS"