make stack_protector_DeathTest work for gcc4.9
Bug: 18721888
Change-Id: I5f0b5c84319f56dbc4efb88e9d828138944667ae
diff --git a/tests/stack_protector_test.cpp b/tests/stack_protector_test.cpp
index aad51ec..8007711 100644
--- a/tests/stack_protector_test.cpp
+++ b/tests/stack_protector_test.cpp
@@ -106,10 +106,16 @@
* This must be marked with "__attribute__ ((noinline))", to ensure the
* compiler generates the proper stack guards around this function.
*/
+static char* dummy_buf;
+
__attribute__ ((noinline))
static void do_modify_stack_chk_guard() {
+ char buf[128];
+ // Store local array's address to global variable to force compiler to generate stack guards.
+ dummy_buf = buf;
__stack_chk_guard = 0x12345678;
}
+
#endif
TEST(stack_protector, global_guard) {