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should be better alloca prototype testing

This commit is contained in:
Bill Currie 2006-08-20 06:23:54 +00:00 committed by Jeff Teunissen
parent 69e7b8a820
commit 1819a96bfb
1 changed files with 11 additions and 11 deletions
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22
configure.ac
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@ -311,17 +311,17 @@ AC_TRY_LINK(
)
AM_CONDITIONAL(BUILD_GETOPT, test "x$BUILD_GETOPT" = "xyes")
AC_MSG_CHECKING(for alloca in stdlib.h)
AC_TRY_COMPILE(
[#include <stdlib.h>],
[void *(*foo)(size_t) = alloca;],
have_alloca_proto=yes
AC_MSG_RESULT(yes),
have_alloca_proto=no
AC_MSG_RESULT(no)
)
if test "x$have_alloca_proto" = no -a "x$ac_cv_header_alloca_h" = yes; then
if test "x$ac_cv_header_alloca_h" = no; then
AC_MSG_CHECKING(for alloca in stdlib.h)
AC_TRY_COMPILE(
[#include <stdlib.h>],
[void *(*foo)(size_t) = alloca;],
have_alloca_proto=yes
AC_MSG_RESULT(yes),
have_alloca_proto=no
AC_MSG_RESULT(no)
)
else
AC_MSG_CHECKING(for alloca in alloca.h)
AC_TRY_COMPILE(
[#include <stdlib.h>]