llvm-project/compiler-rt/test/asan/TestCases/use-after-delete.cc

31 lines
1.4 KiB
C++

// RUN: %clangxx_asan -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-%os --check-prefix=CHECK
// RUN: %clangxx_asan -O1 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-%os --check-prefix=CHECK
// RUN: %clangxx_asan -O2 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-%os --check-prefix=CHECK
// RUN: %clangxx_asan -O3 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-%os --check-prefix=CHECK
// REQUIRES: stable-runtime
#include <stdlib.h>
int main() {
char * volatile x = new char[10];
delete[] x;
return x[5];
// CHECK: {{.*ERROR: AddressSanitizer: heap-use-after-free on address}}
// CHECK: {{0x.* at pc 0x.* bp 0x.* sp 0x.*}}
// CHECK: {{READ of size 1 at 0x.* thread T0}}
// CHECK: {{ #0 0x.* in main .*use-after-delete.cc:}}[[@LINE-4]]
// CHECK: {{0x.* is located 5 bytes inside of 10-byte region .0x.*,0x.*}}
// CHECK: {{freed by thread T0 here:}}
// CHECK-Linux: {{ #0 0x.* in operator delete\[\]}}
// CHECK-Linux: {{ #1 0x.* in main .*use-after-delete.cc:}}[[@LINE-10]]
// CHECK: {{previously allocated by thread T0 here:}}
// CHECK-Linux: {{ #0 0x.* in operator new\[\]}}
// CHECK-Linux: {{ #1 0x.* in main .*use-after-delete.cc:}}[[@LINE-16]]
// CHECK: Shadow byte legend (one shadow byte represents {{[0-9]+}} application bytes):
// CHECK: Global redzone:
// CHECK: ASan internal:
}