From: H.J. Lu <hongjiu.lu@intel.com>
Date: Wed, 21 Nov 2012 20:20:42 +0000 (+0000)
Subject: Define __SANITIZE_ADDRESS__ for -fsanitize=address
X-Git-Tag: releases/gcc-4.8.0~1857
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=70e0bf7b7ca3da8d2877188957ce9704ac55a7e8;p=thirdparty%2Fgcc.git

Define __SANITIZE_ADDRESS__ for -fsanitize=address

	PR c/55397
	* cppbuiltin.c (define_builtin_macros_for_compilation_flags):
	Define __SANITIZE_ADDRESS__ for flag_asan.

From-SVN: r193704
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 25dda30062c7..2337fc93774b 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2012-11-21  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR c/55397
+	* cppbuiltin.c (define_builtin_macros_for_compilation_flags):
+	Define __SANITIZE_ADDRESS__ for flag_asan.
+
 2012-11-21  Wei Mi  <wmi@google.com>
 
 	* common.opt: Change faddress-sanitizer to fsanitize=address.
diff --git a/gcc/cppbuiltin.c b/gcc/cppbuiltin.c
index 05d82f5df499..c3ca21a63af6 100644
--- a/gcc/cppbuiltin.c
+++ b/gcc/cppbuiltin.c
@@ -91,6 +91,9 @@ define_builtin_macros_for_compilation_flags (cpp_reader *pfile)
       cpp_define_formatted (pfile, "__PIE__=%d", flag_pie);
     }
 
+  if (flag_asan)
+    cpp_define (pfile, "__SANITIZE_ADDRESS__");
+
   if (optimize_size)
     cpp_define (pfile, "__OPTIMIZE_SIZE__");
   if (optimize)