// This is the ASAN test of the same name ported to HWAsan.
// RUN: %clangxx_hwasan -std=c++11 -O0 %s -o %t
// RUN: %clangxx_hwasan -fno-exceptions -std=c++11 -O0 %s -o %t-noexcept
// RUN: not %run %t 0 2>&1 | FileCheck %s
// RUN: not %run %t 1 2>&1 | FileCheck %s
// RUN: not %run %t 2 2>&1 | FileCheck %s
// RUN: not %run %t 3 2>&1 | FileCheck %s
// RUN: not %run %t 4 2>&1 | FileCheck %s
// RUN: not %run %t 5 2>&1 | FileCheck %s
// RUN: not %run %t 6 2>&1 | FileCheck %s
// RUN: not %run %t 7 2>&1 | FileCheck %s
// RUN: not %run %t 8 2>&1 | FileCheck %s
// RUN: not %run %t 9 2>&1 | FileCheck %s
// RUN: not %run %t 10 2>&1 | FileCheck %s
// RUN: not %run %t-noexcept 0 2>&1 | FileCheck %s
// RUN: not %run %t-noexcept 1 2>&1 | FileCheck %s
// RUN: not %run %t-noexcept 2 2>&1 | FileCheck %s
// RUN: not %run %t-noexcept 3 2>&1 | FileCheck %s
// RUN: not %run %t-noexcept 4 2>&1 | FileCheck %s
// RUN: not %run %t-noexcept 5 2>&1 | FileCheck %s
// RUN: not %run %t-noexcept 6 2>&1 | FileCheck %s
// RUN: not %run %t-noexcept 7 2>&1 | FileCheck %s
// RUN: not %run %t-noexcept 8 2>&1 | FileCheck %s
// RUN: not %run %t-noexcept 9 2>&1 | FileCheck %s
// RUN: not %run %t-noexcept 10 2>&1 | FileCheck %s
// REQUIRES: aarch64-target-arch || riscv64-target-arch
#include <stdlib.h>
#include <string>
#include <vector>
template <class T>
struct Ptr {
void Store(T *ptr) { t = ptr; }
void Access() { *t = {}; }
T *t;
};
template <class T, size_t N>
struct Ptr<T[N]> {
using Type = T[N];
void Store(Type *ptr) { t = *ptr; }
void Access() { *t = {}; }
T *t;
};
template <class T>
__attribute__((noinline)) void test() {
Ptr<T> ptr;
{
T x;
ptr.Store(&x);
}
ptr.Access();
// CHECK: ERROR: HWAddressSanitizer: tag-mismatch
// CHECK: #{{[0-9]+}} 0x{{.*}} in {{(void )?test.*\((void)?\) .*}}use-after-scope-types.cpp
// CHECK: Cause: stack tag-mismatch
}
int main(int argc, char **argv) {
using Tests = void (*)();
Tests tests[] = {
&test<bool>,
&test<char>,
&test<int>,
&test<double>,
&test<float>,
&test<void *>,
&test<std::vector<std::string>>,
&test<int[3]>,
&test<int[1000]>,
&test<char[3]>,
&test<char[1000]>,
};
int n = atoi(argv[1]);
if (n == sizeof(tests) / sizeof(tests[0])) {
for (auto te : tests)
te();
} else {
tests[n]();
}
return 0;
}