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* m4/alloca.m4: Merge whitespace changes from gnulib.

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This commit is contained in:
Paul Eggert 2011-07-06 09:19:38 -07:00
parent 12b167347f
commit 596a09585f
1 changed files with 13 additions and 13 deletions
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26
m4/alloca.m4
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@ -1,4 +1,4 @@
# alloca.m4 serial 12
# alloca.m4 serial 13
dnl Copyright (C) 2002-2004, 2006-2007, 2009-2011 Free Software Foundation,
dnl Inc.
dnl This file is free software; the Free Software Foundation
@ -76,17 +76,17 @@ wenotbecray
if test $ac_cv_os_cray = yes; then
for ac_func in _getb67 GETB67 getb67; do
AC_CHECK_FUNC($ac_func,
[AC_DEFINE_UNQUOTED(CRAY_STACKSEG_END, $ac_func,
[Define to one of `_getb67', `GETB67',
`getb67' for Cray-2 and Cray-YMP
systems. This function is required for
`alloca.c' support on those systems.])
[AC_DEFINE_UNQUOTED(CRAY_STACKSEG_END, $ac_func,
[Define to one of `_getb67', `GETB67',
`getb67' for Cray-2 and Cray-YMP
systems. This function is required for
`alloca.c' support on those systems.])
break])
done
fi
AC_CACHE_CHECK([stack direction for C alloca],
[ac_cv_c_stack_direction],
[ac_cv_c_stack_direction],
[AC_RUN_IFELSE([AC_LANG_SOURCE(
[AC_INCLUDES_DEFAULT
int
@ -105,16 +105,16 @@ main (int argc, char **argv)
{
return find_stack_direction (0, argc + !argv + 20) < 0;
}])],
[ac_cv_c_stack_direction=1],
[ac_cv_c_stack_direction=-1],
[ac_cv_c_stack_direction=0])])
[ac_cv_c_stack_direction=1],
[ac_cv_c_stack_direction=-1],
[ac_cv_c_stack_direction=0])])
AH_VERBATIM([STACK_DIRECTION],
[/* If using the C implementation of alloca, define if you know the
direction of stack growth for your system; otherwise it will be
automatically deduced at runtime.
STACK_DIRECTION > 0 => grows toward higher addresses
STACK_DIRECTION < 0 => grows toward lower addresses
STACK_DIRECTION = 0 => direction of growth unknown */
STACK_DIRECTION > 0 => grows toward higher addresses
STACK_DIRECTION < 0 => grows toward lower addresses
STACK_DIRECTION = 0 => direction of growth unknown */
@%:@undef STACK_DIRECTION])dnl
AC_DEFINE_UNQUOTED(STACK_DIRECTION, $ac_cv_c_stack_direction)
])# _AC_LIBOBJ_ALLOCA