1 // RUN: %clangxx_asan -O0 %s -o %t 2 // RUN: not %run %t A 2>&1 | FileCheck --check-prefix=CHECK-A %s 3 // RUN: not %run %t B 2>&1 | FileCheck --check-prefix=CHECK-B %s 4 // RUN: not %run %t C 2>&1 | FileCheck --check-prefix=CHECK-C %s 5 // RUN: not %run %t D 2>&1 | FileCheck --check-prefix=CHECK-D %s 6 // RUN: not %run %t E 2>&1 | FileCheck --check-prefix=CHECK-E %s 7 8 // RUN: not %run %t K 2>&1 | FileCheck --check-prefix=CHECK-K %s 9 // RUN: not %run %t L 2>&1 | FileCheck --check-prefix=CHECK-L %s 10 // RUN: not %run %t M 2>&1 | FileCheck --check-prefix=CHECK-M %s 11 // RUN: not %run %t N 2>&1 | FileCheck --check-prefix=CHECK-N %s 12 // RUN: not %run %t O 2>&1 | FileCheck --check-prefix=CHECK-O %s 13 14 #include <sanitizer/asan_interface.h> 15 16 #include <stdlib.h> 17 #include <string.h> 18 int main(int argc, char **argv) { 19 if (argc != 2) return 1; 20 char *x = new char[16]; 21 memset(x, 0xab, 16); 22 int res = 1; 23 switch (argv[1][0]) { 24 case 'A': res = __sanitizer_unaligned_load16(x + 15); break; 25 // CHECK-A ERROR: AddressSanitizer: heap-buffer-overflow on address 26 // CHECK-A: main{{.*}}unaligned_loads_and_stores.cc:[[@LINE-2]] 27 // CHECK-A: is located 0 bytes to the right of 16-byte region 28 case 'B': res = __sanitizer_unaligned_load32(x + 14); break; 29 // CHECK-B: main{{.*}}unaligned_loads_and_stores.cc:[[@LINE-1]] 30 case 'C': res = __sanitizer_unaligned_load32(x + 13); break; 31 // CHECK-C: main{{.*}}unaligned_loads_and_stores.cc:[[@LINE-1]] 32 case 'D': res = __sanitizer_unaligned_load64(x + 15); break; 33 // CHECK-D: main{{.*}}unaligned_loads_and_stores.cc:[[@LINE-1]] 34 case 'E': res = __sanitizer_unaligned_load64(x + 9); break; 35 // CHECK-E: main{{.*}}unaligned_loads_and_stores.cc:[[@LINE-1]] 36 37 case 'K': __sanitizer_unaligned_store16(x + 15, 0); break; 38 // CHECK-K ERROR: AddressSanitizer: heap-buffer-overflow on address 39 // CHECK-K: main{{.*}}unaligned_loads_and_stores.cc:[[@LINE-2]] 40 // CHECK-K: is located 0 bytes to the right of 16-byte region 41 case 'L': __sanitizer_unaligned_store32(x + 15, 0); break; 42 // CHECK-L: main{{.*}}unaligned_loads_and_stores.cc:[[@LINE-1]] 43 case 'M': __sanitizer_unaligned_store32(x + 13, 0); break; 44 // CHECK-M: main{{.*}}unaligned_loads_and_stores.cc:[[@LINE-1]] 45 case 'N': __sanitizer_unaligned_store64(x + 10, 0); break; 46 // CHECK-N: main{{.*}}unaligned_loads_and_stores.cc:[[@LINE-1]] 47 case 'O': __sanitizer_unaligned_store64(x + 14, 0); break; 48 // CHECK-O: main{{.*}}unaligned_loads_and_stores.cc:[[@LINE-1]] 49 } 50 delete x; 51 return res; 52 } 53
