diff options
author | Darren Tucker <dtucker@zip.com.au> | 2008-06-16 02:27:48 +1000 |
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committer | Darren Tucker <dtucker@zip.com.au> | 2008-06-16 02:27:48 +1000 |
commit | 330c93f68a8cbbf416b2e2c9150e0a9b8964a51b (patch) | |
tree | 6d97e9e106aea2c7e9e765e992a40366d37c2c40 /configure.ac | |
parent | 8b7ab960df02da128c56283ce14b78227ac2d200 (diff) |
- (dtucker) [configure.ac] Enable -fno-builtin-memset when using gcc.
Diffstat (limited to 'configure.ac')
-rw-r--r-- | configure.ac | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/configure.ac b/configure.ac index aea6cb31..eb71a879 100644 --- a/configure.ac +++ b/configure.ac @@ -1,4 +1,4 @@ -# $Id: configure.ac,v 1.405 2008/06/13 23:14:46 dtucker Exp $ +# $Id: configure.ac,v 1.406 2008/06/15 16:27:48 dtucker Exp $ # # Copyright (c) 1999-2004 Damien Miller # @@ -15,7 +15,7 @@ # OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. AC_INIT(OpenSSH, Portable, openssh-unix-dev@mindrot.org) -AC_REVISION($Revision: 1.405 $) +AC_REVISION($Revision: 1.406 $) AC_CONFIG_SRCDIR([ssh.c]) AC_CONFIG_HEADER(config.h) @@ -112,6 +112,18 @@ if test "$GCC" = "yes" || test "$GCC" = "egcs"; then *) ;; esac + AC_MSG_CHECKING(if $CC accepts -fno-builtin-memset) + saved_CFLAGS="$CFLAGS" + CFLAGS="$CFLAGS -fno-builtin-memset" + AC_LINK_IFELSE( [AC_LANG_SOURCE([[ +#include <string.h> +int main(void){char b[10]; memset(b, 0, sizeof(b));} + ]])], + [ AC_MSG_RESULT(yes) ], + [ AC_MSG_RESULT(no) + CFLAGS="$saved_CFLAGS" ] +) + # -fstack-protector-all doesn't always work for some GCC versions # and/or platforms, so we test if we can. If it's not supported # on a give platform gcc will emit a warning so we use -Werror. |