1*673dc3d4SNico Weber // RUN: %clangxx_asan -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s
2*673dc3d4SNico Weber // RUN: %clangxx_asan -O1 %s -o %t && not %run %t 2>&1 | FileCheck %s
3*673dc3d4SNico Weber // RUN: %clangxx_asan -O2 %s -o %t && not %run %t 2>&1 | FileCheck %s
4*673dc3d4SNico Weber // RUN: %clangxx_asan -O3 %s -o %t && not %run %t 2>&1 | FileCheck %s
5*673dc3d4SNico Weber 
6*673dc3d4SNico Weber #include <string.h>
main(int argc,char ** argv)7*673dc3d4SNico Weber int main(int argc, char **argv) {
8*673dc3d4SNico Weber   static char XXX[10];
9*673dc3d4SNico Weber   static char YYY[10];
10*673dc3d4SNico Weber   static char ZZZ[10];
11*673dc3d4SNico Weber   memset(XXX, 0, 10);
12*673dc3d4SNico Weber   memset(YYY, 0, 10);
13*673dc3d4SNico Weber   memset(ZZZ, 0, 10);
14*673dc3d4SNico Weber   int res = YYY[argc * 10];  // BOOOM
15*673dc3d4SNico Weber   // CHECK: {{READ of size 1 at 0x.* thread T0}}
16*673dc3d4SNico Weber   // CHECK: {{    #0 0x.* in main .*global-overflow.cpp:}}[[@LINE-2]]
17*673dc3d4SNico Weber   // CHECK: {{0x.* is located 0 bytes to the right of global variable}}
18*673dc3d4SNico Weber   // CHECK:   {{.*YYY.* of size 10}}
19*673dc3d4SNico Weber   res += XXX[argc] + ZZZ[argc];
20*673dc3d4SNico Weber   return res;
21*673dc3d4SNico Weber }
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