// RUN: %clangxx_asan -O0 %s -o %t // RUN: not %run %t A 2>&1 | FileCheck --check-prefix=CHECK-A %s // RUN: not %run %t B 2>&1 | FileCheck --check-prefix=CHECK-B %s // RUN: not %run %t C 2>&1 | FileCheck --check-prefix=CHECK-C %s // RUN: not %run %t D 2>&1 | FileCheck --check-prefix=CHECK-D %s // RUN: not %run %t E 2>&1 | FileCheck --check-prefix=CHECK-E %s // RUN: not %run %t K 2>&1 | FileCheck --check-prefix=CHECK-K %s // RUN: not %run %t L 2>&1 | FileCheck --check-prefix=CHECK-L %s // RUN: not %run %t M 2>&1 | FileCheck --check-prefix=CHECK-M %s // RUN: not %run %t N 2>&1 | FileCheck --check-prefix=CHECK-N %s // RUN: not %run %t O 2>&1 | FileCheck --check-prefix=CHECK-O %s #include #include #include int main(int argc, char **argv) { if (argc != 2) return 1; char *x = new char[16]; memset(x, 0xab, 16); int res = 1; switch (argv[1][0]) { case 'A': res = __sanitizer_unaligned_load16(x + 15); break; // CHECK-A ERROR: AddressSanitizer: heap-buffer-overflow on address // CHECK-A: main{{.*}}unaligned_loads_and_stores.cc:[[@LINE-2]] // CHECK-A: is located 0 bytes to the right of 16-byte region case 'B': res = __sanitizer_unaligned_load32(x + 14); break; // CHECK-B: main{{.*}}unaligned_loads_and_stores.cc:[[@LINE-1]] case 'C': res = __sanitizer_unaligned_load32(x + 13); break; // CHECK-C: main{{.*}}unaligned_loads_and_stores.cc:[[@LINE-1]] case 'D': res = __sanitizer_unaligned_load64(x + 15); break; // CHECK-D: main{{.*}}unaligned_loads_and_stores.cc:[[@LINE-1]] case 'E': res = __sanitizer_unaligned_load64(x + 9); break; // CHECK-E: main{{.*}}unaligned_loads_and_stores.cc:[[@LINE-1]] case 'K': __sanitizer_unaligned_store16(x + 15, 0); break; // CHECK-K ERROR: AddressSanitizer: heap-buffer-overflow on address // CHECK-K: main{{.*}}unaligned_loads_and_stores.cc:[[@LINE-2]] // CHECK-K: is located 0 bytes to the right of 16-byte region case 'L': __sanitizer_unaligned_store32(x + 15, 0); break; // CHECK-L: main{{.*}}unaligned_loads_and_stores.cc:[[@LINE-1]] case 'M': __sanitizer_unaligned_store32(x + 13, 0); break; // CHECK-M: main{{.*}}unaligned_loads_and_stores.cc:[[@LINE-1]] case 'N': __sanitizer_unaligned_store64(x + 10, 0); break; // CHECK-N: main{{.*}}unaligned_loads_and_stores.cc:[[@LINE-1]] case 'O': __sanitizer_unaligned_store64(x + 14, 0); break; // CHECK-O: main{{.*}}unaligned_loads_and_stores.cc:[[@LINE-1]] } delete x; return res; }