18 lines · cpp
1// RUN: %clangxx_asan -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s2// RUN: %clangxx_asan -O1 %s -o %t && not %run %t 2>&1 | FileCheck %s3// RUN: %clangxx_asan -O2 %s -o %t && not %run %t 2>&1 | FileCheck %s4// RUN: %clangxx_asan -O3 %s -o %t && not %run %t 2>&1 | FileCheck %s5 6// REQUIRES: compiler-rt-optimized7 8#include <string.h>9int main(int argc, char **argv) {10 char a1[] = {static_cast<char>(argc), 2, 3, 4};11 char a2[] = {1, static_cast<char>(2*argc), 3, 4};12 int res = memcmp(a1, a2, 4 + argc); // BOOM13 // CHECK: AddressSanitizer: stack-buffer-overflow14 // CHECK: {{#[0-9]+ .*memcmp}}15 // CHECK: {{#[0-9]+ .*main}}16 return res;17}18