Home | History | Annotate | Download | only in TestCases
      1 // RUN: %clangxx_asan -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s
      2 // RUN: %clangxx_asan -O1 %s -o %t && not %run %t 2>&1 | FileCheck %s
      3 // RUN: %clangxx_asan -O2 %s -o %t && not %run %t 2>&1 | FileCheck %s
      4 // RUN: %clangxx_asan -O3 %s -o %t && not %run %t 2>&1 | FileCheck %s
      5 
      6 #include <string.h>
      7 int main(int argc, char **argv) {
      8   static char XXX[10];
      9   static char YYY[10];
     10   static char ZZZ[10];
     11   memset(XXX, 0, 10);
     12   memset(YYY, 0, 10);
     13   memset(ZZZ, 0, 10);
     14   int res = YYY[argc * 10];  // BOOOM
     15   // CHECK: {{READ of size 1 at 0x.* thread T0}}
     16   // CHECK: {{    #0 0x.* in main .*global-overflow.cc:}}[[@LINE-2]]
     17   // CHECK: {{0x.* is located 0 bytes to the right of global variable}}
     18   // CHECK:   {{.*YYY.* of size 10}}
     19   res += XXX[argc] + ZZZ[argc];
     20   return res;
     21 }
     22