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Diffstat (limited to 'test/asan/TestCases/global-overflow.cc')
-rw-r--r-- | test/asan/TestCases/global-overflow.cc | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/test/asan/TestCases/global-overflow.cc b/test/asan/TestCases/global-overflow.cc new file mode 100644 index 000000000000..a39a95306352 --- /dev/null +++ b/test/asan/TestCases/global-overflow.cc @@ -0,0 +1,21 @@ +// RUN: %clangxx_asan -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s +// RUN: %clangxx_asan -O1 %s -o %t && not %run %t 2>&1 | FileCheck %s +// RUN: %clangxx_asan -O2 %s -o %t && not %run %t 2>&1 | FileCheck %s +// RUN: %clangxx_asan -O3 %s -o %t && not %run %t 2>&1 | FileCheck %s + +#include <string.h> +int main(int argc, char **argv) { + static char XXX[10]; + static char YYY[10]; + static char ZZZ[10]; + memset(XXX, 0, 10); + memset(YYY, 0, 10); + memset(ZZZ, 0, 10); + int res = YYY[argc * 10]; // BOOOM + // CHECK: {{READ of size 1 at 0x.* thread T0}} + // CHECK: {{ #0 0x.* in main .*global-overflow.cc:}}[[@LINE-2]] + // CHECK: {{0x.* is located 0 bytes to the right of global variable}} + // CHECK: {{.*YYY.* of size 10}} + res += XXX[argc] + ZZZ[argc]; + return res; +} |