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stdalign: port to stricter ISO C11 ISO C11 says that _Alignof's operand must be a parenthesized type. Problem reported by Eli Zaretskii in <http://lists.gnu.org/archive/html/emacs-devel/2013-03/msg00960.html>. * doc/posix-headers/stdalign.texi (stdalign.h): Document this. * m4/stdalign.m4 (gl_STDALIGN_H): Don't use _Alignof (expr).
author Paul Eggert <eggert@cs.ucla.edu>
date Fri, 29 Mar 2013 19:47:13 -0700
parents 00d1faea7e94
children 1f14c6dd175d
line wrap: on
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Description:
frexp() function: split a double into its constituents, without requiring libm.

Files:
lib/frexp.c
m4/frexp.m4

Depends-on:
math
isnand-nolibm   [test $gl_func_frexp_no_libm != yes]

configure.ac:
gl_FUNC_FREXP_NO_LIBM
if test $gl_func_frexp_no_libm != yes; then
  AC_LIBOBJ([frexp])
fi
gl_MATH_MODULE_INDICATOR([frexp])

Makefile.am:

Include:
<math.h>

License:
LGPL

Maintainer:
Bruno Haible, Paolo Bonzini