compiler-rt/test/hwasan/TestCases/use-after-scope-loop-removed.cpp

   1 // This is the ASAN test of the same name ported to HWAsan.
   2
   3 // RUN: %clangxx_hwasan -O1 %s -o %t && \
   4 // RUN:     not %run %t 2>&1 | FileCheck %s
   5
   6 // REQUIRES: aarch64-target-arch || riscv64-target-arch
   7
   8 #include <stdlib.h>
   9
  10 int *p;
  11
  12 int main() {
  13   for (int i = 0; i < 3; i++) {
  14     int x;
  15     p = &x;
  16   }
  17   return *p; // BOOM
  18   // CHECK: ERROR: HWAddressSanitizer: tag-mismatch
  19   // CHECK:  #0 0x{{.*}} in main {{.*}}use-after-scope-loop-removed.cpp:[[@LINE-2]]
  20   // CHECK: Cause: stack tag-mismatch
  21 }