18 lines
652 B
C++
18 lines
652 B
C++
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// RUN: %clangxx_asan -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s
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// RUN: %clangxx_asan -O1 %s -o %t && not %run %t 2>&1 | FileCheck %s
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// RUN: %clangxx_asan -O2 %s -o %t && not %run %t 2>&1 | FileCheck %s
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// RUN: %clangxx_asan -O3 %s -o %t && not %run %t 2>&1 | FileCheck %s
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// REQUIRES: compiler-rt-optimized
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#include <string.h>
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int main(int argc, char **argv) {
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char a1[] = {static_cast<char>(argc), 2, 3, 4};
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char a2[] = {1, static_cast<char>(2*argc), 3, 4};
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int res = memcmp(a1, a2, 4 + argc); // BOOM
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// CHECK: AddressSanitizer: stack-buffer-overflow
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// CHECK: {{#[0-9]+ .*memcmp}}
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// CHECK: {{#[0-9]+ .*main}}
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return res;
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}
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