forked from OSchip/llvm-project
18 lines
767 B
C++
18 lines
767 B
C++
// RUN: %clangxx_asan -O0 %s %p/Helpers/underflow.cc -o %t && not %run %t 2>&1 | FileCheck %s
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// RUN: %clangxx_asan -O1 %s %p/Helpers/underflow.cc -o %t && not %run %t 2>&1 | FileCheck %s
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// RUN: %clangxx_asan -O2 %s %p/Helpers/underflow.cc -o %t && not %run %t 2>&1 | FileCheck %s
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// RUN: %clangxx_asan -O3 %s %p/Helpers/underflow.cc -o %t && not %run %t 2>&1 | FileCheck %s
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int XXX[2] = {2, 3};
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extern int YYY[];
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#include <string.h>
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int main(int argc, char **argv) {
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memset(XXX, 0, 2*sizeof(int));
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// CHECK: {{READ of size 4 at 0x.* thread T0}}
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// CHECK: {{ #0 0x.* in main .*global-underflow.cc:}}[[@LINE+3]]
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// CHECK: {{0x.* is located 4 bytes to the left of global variable}}
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// CHECK: {{.*YYY.* of size 12}}
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int res = YYY[-1];
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return res;
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}
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