llvm-project/compiler-rt/test/asan/TestCases/strdup_oob_test.cc

20 lines
653 B
C++

// RUN: %clangxx_asan -O0 %s -o %t && not %t 2>&1 | FileCheck %s
// RUN: %clangxx_asan -O1 %s -o %t && not %t 2>&1 | FileCheck %s
// RUN: %clangxx_asan -O2 %s -o %t && not %t 2>&1 | FileCheck %s
// RUN: %clangxx_asan -O3 %s -o %t && not %t 2>&1 | FileCheck %s
#include <string.h>
char kString[] = "foo";
int main(int argc, char **argv) {
char *copy = strdup(kString);
int x = copy[4 + argc]; // BOOM
// CHECK: AddressSanitizer: heap-buffer-overflow
// CHECK: #0 {{.*}}main {{.*}}strdup_oob_test.cc:[[@LINE-2]]
// CHECK: allocated by thread T{{.*}} here:
// CHECK: #0 {{.*}}strdup
// CHECK: strdup_oob_test.cc:[[@LINE-6]]
return x;
}