| Evgeniy Stepanov | 9af8676 | 2013-02-11 11:34:26 +0000 | [diff] [blame] | 1 | // RUN: %clangxx_msan -m64 -O0 %s -o %t && not %t >%t.out 2>&1 |
| 2 | // RUN: FileCheck %s < %t.out |
| 3 | // RUN: %clangxx_msan -m64 -O1 %s -o %t && not %t >%t.out 2>&1 |
| 4 | // RUN: FileCheck %s < %t.out |
| 5 | // RUN: %clangxx_msan -m64 -O2 %s -o %t && not %t >%t.out 2>&1 |
| 6 | // RUN: FileCheck %s < %t.out |
| 7 | // RUN: %clangxx_msan -m64 -O3 %s -o %t && not %t >%t.out 2>&1 |
| 8 | // RUN: FileCheck %s < %t.out |
| 9 | |
| 10 | // RUN: %clangxx_msan -fsanitize-memory-track-origins -m64 -O0 %s -o %t && not %t >%t.out 2>&1 |
| 11 | // RUN: FileCheck %s < %t.out && FileCheck %s --check-prefix=CHECK-ORIGINS < %t.out |
| 12 | // RUN: %clangxx_msan -fsanitize-memory-track-origins -m64 -O1 %s -o %t && not %t >%t.out 2>&1 |
| 13 | // RUN: FileCheck %s < %t.out && FileCheck %s --check-prefix=CHECK-ORIGINS < %t.out |
| 14 | // RUN: %clangxx_msan -fsanitize-memory-track-origins -m64 -O2 %s -o %t && not %t >%t.out 2>&1 |
| 15 | // RUN: FileCheck %s < %t.out && FileCheck %s --check-prefix=CHECK-ORIGINS < %t.out |
| 16 | // RUN: %clangxx_msan -fsanitize-memory-track-origins -m64 -O3 %s -o %t && not %t >%t.out 2>&1 |
| 17 | // RUN: FileCheck %s < %t.out && FileCheck %s --check-prefix=CHECK-ORIGINS < %t.out |
| 18 | |
| 19 | #include <stdlib.h> |
| 20 | int main(int argc, char **argv) { |
| 21 | char *volatile x = (char*)malloc(5 * sizeof(char)); |
| 22 | if (*x) |
| 23 | exit(0); |
| Evgeniy Stepanov | 6ac157d | 2013-05-28 14:27:30 +0000 | [diff] [blame^] | 24 | // CHECK: WARNING: MemorySanitizer: use-of-uninitialized-value |
| Evgeniy Stepanov | 9af8676 | 2013-02-11 11:34:26 +0000 | [diff] [blame] | 25 | // CHECK: {{#0 0x.* in main .*heap-origin.cc:}}[[@LINE-3]] |
| 26 | |
| 27 | // CHECK-ORIGINS: Uninitialized value was created by a heap allocation |
| 28 | // CHECK-ORIGINS: {{#0 0x.* in .*malloc}} |
| 29 | // CHECK-ORIGINS: {{#1 0x.* in main .*heap-origin.cc:}}[[@LINE-8]] |
| 30 | |
| 31 | // CHECK: SUMMARY: MemorySanitizer: use-of-uninitialized-value {{.*heap-origin.cc:.* main}} |
| 32 | return 0; |
| 33 | } |