X-Git-Url: https://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Fsinl.m4;h=43b27e82305bc5bb449fe8eaad1cfcf0f4d8b680;hb=da8054d48dc22e1c051db54049e005d51a006e69;hp=277dfddceb0c3090e7d30ddfd63b67526e194dfb;hpb=030dc7afa953442437474140ac98ab4f8db56bc8;p=gnulib.git

diff --git a/m4/sinl.m4 b/m4/sinl.m4
index 277dfddce..43b27e823 100644
--- a/m4/sinl.m4
+++ b/m4/sinl.m4
@@ -1,5 +1,5 @@
-# sinl.m4 serial 6
-dnl Copyright (C) 2010-2011 Free Software Foundation, Inc.
+# sinl.m4 serial 8
+dnl Copyright (C) 2010-2013 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.
@@ -22,8 +22,10 @@ AC_DEFUN([gl_FUNC_SINL],
              # define __NO_MATH_INLINES 1 /* for glibc */
              #endif
              #include <math.h>
+             long double (*funcptr) (long double) = sinl;
              long double x;]],
-           [[return sinl (x) > 0.4;]])],
+           [[return funcptr (x) > 0.4
+                    || sinl (x) > 0.4;]])],
         [gl_cv_func_sinl_no_libm=yes],
         [gl_cv_func_sinl_no_libm=no])
     ])
@@ -39,8 +41,10 @@ AC_DEFUN([gl_FUNC_SINL],
                # define __NO_MATH_INLINES 1 /* for glibc */
                #endif
                #include <math.h>
+               long double (*funcptr) (long double) = sinl;
                long double x;]],
-             [[return sinl (x) > 0.4;]])],
+             [[return funcptr (x) > 0.4
+                      || sinl (x) > 0.4;]])],
           [gl_cv_func_sinl_in_libm=yes],
           [gl_cv_func_sinl_in_libm=no])
         LIBS="$save_LIBS"
@@ -52,7 +56,7 @@ AC_DEFUN([gl_FUNC_SINL],
   if test $gl_cv_func_sinl_no_libm = yes \
      || test $gl_cv_func_sinl_in_libm = yes; then
     dnl Also check whether it's declared.
-    dnl MacOS X 10.3 has sinl() in libc but doesn't declare it in <math.h>.
+    dnl Mac OS X 10.3 has sinl() in libc but doesn't declare it in <math.h>.
     AC_CHECK_DECL([sinl], , [HAVE_DECL_SINL=0], [[#include <math.h>]])
   else
     HAVE_DECL_SINL=0