From c8ccdbfe1e45cb3b832109d644296c0a3b3e0b59 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sun, 2 Sep 2018 03:49:31 +0000
Subject: [PATCH] configure.ac: -fstack-protector-strong
* configure.ac: use -fstack-protector-strong if available instead of
-fstack-protector conditionally. [ruby-core:88788] [Misc #15053]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@64614 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
configure.ac | 17 ++++++++++-------
1 file changed, 10 insertions(+), 7 deletions(-)
diff --git a/configure.ac b/configure.ac
index 9328fa532de0..b8ee57239215 100644
--- a/configure.ac
+++ b/configure.ac
@@ -837,15 +837,18 @@ AS_IF([test "$GCC" = yes], [
stack_protector=no
])
AS_IF([test -z "${stack_protector+set}"], [
- RUBY_TRY_CFLAGS(-fstack-protector, [stack_protector=yes], [stack_protector=no])
- AS_IF([test "x$stack_protector" = xyes], [
- RUBY_TRY_LDFLAGS(-fstack-protector, [], [stack_protector=broken])
+ AS_FOR(option, opt, [-fstack-protector-strong -fstack-protector], [
+ RUBY_TRY_CFLAGS(option, [stack_protector=yes])
+ AS_IF([test "x$stack_protector" = xyes], [
+ RUBY_TRY_LDFLAGS(option, [], [stack_protector=])
+ ])
+ AS_IF([test "x$stack_protector" = xyes], [stack_protector=option; break])
])
])
- AS_IF([test "x$stack_protector" = xyes], [
- RUBY_APPEND_OPTION(XCFLAGS, -fstack-protector)
- RUBY_APPEND_OPTION(XLDFLAGS, -fstack-protector)
- RUBY_APPEND_OPTION(LDFLAGS, -fstack-protector)
+ AS_CASE(["$stack_protector"], [-*], [
+ RUBY_APPEND_OPTION(XCFLAGS, $stack_protector)
+ RUBY_APPEND_OPTION(XLDFLAGS, $stack_protector)
+ RUBY_APPEND_OPTION(LDFLAGS, $stack_protector)
])
AS_CASE("${compress_debug_sections:-zlib}",