stdalign: relax _Alignof and tighten _Alignas test

[gnulib.git] / lib / math.in.h

diff --git a/lib/math.in.h b/lib/math.in.h
index eadb489..0271afe 100644 (file)
--- a/lib/math.in.h
+++ b/lib/math.in.h
@@ -1,6 +1,6 @@
 /* A GNU-like <math.h>.
 
-   Copyright (C) 2002-2003, 2007-2011 Free Software Foundation, Inc.
+   Copyright (C) 2002-2003, 2007-2012 Free Software Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -1246,7 +1246,7 @@ _GL_EXTERN_C int isnand (double x);
 /* Test whether X is a NaN.  */
 #  undef isnanl
 #  define isnanl rpl_isnanl
-_GL_EXTERN_C int isnanl (long double x);
+_GL_EXTERN_C int isnanl (long double x) _GL_ATTRIBUTE_CONST;
 # endif
 #endif
 
@@ -1272,7 +1272,7 @@ _GL_EXTERN_C int rpl_isnand (double x);
 #  if @HAVE_ISNANL@ && __GNUC__ >= 4
 #   define gl_isnan_l(x) __builtin_isnanl ((long double)(x))
 #  else
-_GL_EXTERN_C int rpl_isnanl (long double x);
+_GL_EXTERN_C int rpl_isnanl (long double x) _GL_ATTRIBUTE_CONST;
 #   define gl_isnan_l(x) rpl_isnanl (x)
 #  endif
 #  undef isnan