Enable stack-use-after-scope tests.

Fix and enable working stack-use-after-scope tests.
Add more failing tests for the feature, for fix later.

PR27453.

Patch by Vitaly Buka.

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@267084 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 6 insertions, 12 deletions

diff --git a/test/asan/TestCases/use-after-scope-temp.cc b/test/asan/TestCases/use-after-scope-temp.cc
index f9bd779ac..b238d8547 100644
--- a/test/asan/TestCases/use-after-scope-temp.cc
+++ b/test/asan/TestCases/use-after-scope-temp.cc
@@ -1,15 +1,10 @@
-// RUN: %clangxx_asan -O0 -fsanitize=use-after-scope %s -o %t && \
-// RUN:     %run %t 2>&1 | FileCheck %s
+// RUN: %clangxx_asan -O1 -mllvm -asan-use-after-scope=1 %s -o %t && \
+// RUN:     not %run %t 2>&1 | FileCheck %s
 //
 // Lifetime for temporaries is not emitted yet.
 // XFAIL: *
 
-#include <stdio.h>
-
 struct IntHolder {
-  explicit IntHolder(int val) : val(val) {
-    printf("IntHolder: %d\n", val);
-  }
   int val;
 };
 
@@ -20,10 +15,9 @@ void save(const IntHolder &holder) {
 }
 
 int main(int argc, char *argv[]) {
-  save(IntHolder(10));
+  save({10});
   int x = saved->val;  // BOOM
-  // CHECK: ERROR: AddressSanitizer: stack-use-after-scope
-  // CHECK:  #0 0x{{.*}} in main {{.*}}use-after-scope-temp.cc:[[@LINE-2]]
-  printf("saved value: %d\n", x);
-  return 0;
+// CHECK: ERROR: AddressSanitizer: stack-use-after-scope
+// CHECK:  #0 0x{{.*}} in main {{.*}}use-after-scope-temp.cc:[[@LINE-2]]
+  return x;
 }