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am 6d634f9b: Merge "make stack_protector_DeathTest work for gcc4.9"

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* commit '6d634f9baaf804a91c97e019c832c1e9611a903a':
  make stack_protector_DeathTest work for gcc4.9
This commit is contained in:
Yabin Cui 2014-12-12 01:43:50 +00:00 committed by Android Git Automerger
commit 96794bd971
1 changed files with 6 additions and 0 deletions
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6
tests/stack_protector_test.cpp
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@ -106,10 +106,16 @@ extern "C" uintptr_t __stack_chk_guard;
* This must be marked with "__attribute__ ((noinline))", to ensure the * This must be marked with "__attribute__ ((noinline))", to ensure the
* compiler generates the proper stack guards around this function. * compiler generates the proper stack guards around this function.
*/ */
static char* dummy_buf;
__attribute__ ((noinline)) __attribute__ ((noinline))
static void do_modify_stack_chk_guard() { 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; __stack_chk_guard = 0x12345678;
} }
#endif #endif
TEST(stack_protector, global_guard) { TEST(stack_protector, global_guard) {