From 684c272aa794757627ee0eee264a19fcd1052190 Mon Sep 17 00:00:00 2001 From: Alexandre Julliard Date: Fri, 6 Dec 2019 11:08:17 +0100 Subject: [PATCH] configure: Disable gcc stack protection. Signed-off-by: Alexandre Julliard --- configure | 25 +++++++++++++++++++++++++ configure.ac | 1 + 2 files changed, 26 insertions(+) diff --git a/configure b/configure index 8e5bee0501d..1b463aebc08 100755 --- a/configure +++ b/configure @@ -16899,6 +16899,31 @@ fi $as_echo "$ac_cv_cflags__fcf_protection_none" >&6; } if test "x$ac_cv_cflags__fcf_protection_none" = xyes; then : EXTRACFLAGS="$EXTRACFLAGS -fcf-protection=none" +fi + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports -fno-stack-protector" >&5 +$as_echo_n "checking whether the compiler supports -fno-stack-protector... " >&6; } +if ${ac_cv_cflags__fno_stack_protector+:} false; then : + $as_echo_n "(cached) " >&6 +else + ac_wine_try_cflags_saved=$CFLAGS +CFLAGS="$CFLAGS -fno-stack-protector" +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +int main(int argc, char **argv) { return 0; } +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + ac_cv_cflags__fno_stack_protector=yes +else + ac_cv_cflags__fno_stack_protector=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +CFLAGS=$ac_wine_try_cflags_saved +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_cflags__fno_stack_protector" >&5 +$as_echo "$ac_cv_cflags__fno_stack_protector" >&6; } +if test "x$ac_cv_cflags__fno_stack_protector" = xyes; then : + EXTRACFLAGS="$EXTRACFLAGS -fno-stack-protector" fi { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports -fno-strict-aliasing" >&5 $as_echo_n "checking whether the compiler supports -fno-strict-aliasing... " >&6; } diff --git a/configure.ac b/configure.ac index 9b6bc2bc9f6..ed0c1de9dbe 100644 --- a/configure.ac +++ b/configure.ac @@ -2027,6 +2027,7 @@ then dnl Check for some compiler flags WINE_TRY_CFLAGS([-fcf-protection=none]) + WINE_TRY_CFLAGS([-fno-stack-protector]) WINE_TRY_CFLAGS([-fno-strict-aliasing]) WINE_TRY_CFLAGS([-fexcess-precision=standard],[AC_SUBST(EXCESS_PRECISION_CFLAGS,"-fexcess-precision=standard")]) dnl clang needs to be told to fail on unknown options