1 | // RUN: %clangxx_msan -O0 -g %s -o %t && %run %t >%t.out 2>&1 |
2 | // RUN: FileCheck %s --check-prefix=CHECK --check-prefix=CHECK-NO-ORIGINS < %t.out |
3 | |
4 | // RUN: %clangxx_msan -fsanitize-memory-track-origins -O0 -g %s -o %t && %run %t >%t.out 2>&1 |
5 | // RUN: FileCheck %s --check-prefix=CHECK --check-prefix=CHECK-ORIGINS < %t.out |
6 | |
7 | // RUN: %clangxx_msan -fsanitize-memory-track-origins=2 -O0 -g %s -o %t && %run %t >%t.out 2>&1 |
8 | // RUN: FileCheck %s --check-prefix=CHECK --check-prefix=CHECK-ORIGINS < %t.out |
9 | |
10 | #include <sanitizer/msan_interface.h> |
11 | |
12 | int main(void) { |
13 | char *p = new char[16]; |
14 | __msan_print_shadow(x: p, size: 1); |
15 | __msan_print_shadow(x: p+1, size: 1); |
16 | __msan_print_shadow(x: p+3, size: 1); |
17 | __msan_print_shadow(x: p+15, size: 1); |
18 | __msan_print_shadow(x: p, size: 0); |
19 | delete[] p; |
20 | int x = 0; |
21 | __msan_print_shadow(x: &x, size: 3); |
22 | return 0; |
23 | } |
24 | |
25 | // CHECK: Shadow map [0x{{.*}}, 0x{{.*}}) of [0x{{.*}}, 0x{{.*}}), 1 bytes: |
26 | // CHECK-NO-ORIGINS: 0x{{.*}}: ff...... ........ ........ ........ |
27 | // CHECK-ORIGINS: 0x{{.*}}: ff...... ........ ........ ........ |A . . .| |
28 | // CHECK-ORIGINS: Origin A (origin_id {{.*}}): |
29 | |
30 | // CHECK: Shadow map [0x{{.*}}, 0x{{.*}}) of [0x{{.*}}, 0x{{.*}}), 1 bytes: |
31 | // CHECK-NO-ORIGINS: 0x{{.*}}: ..ff.... ........ ........ ........ |
32 | // CHECK-ORIGINS: 0x{{.*}}: ..ff.... ........ ........ ........ |A . . .| |
33 | // CHECK-ORIGINS: Origin A (origin_id {{.*}}): |
34 | |
35 | // CHECK: Shadow map [0x{{.*}}, 0x{{.*}}) of [0x{{.*}}, 0x{{.*}}), 1 bytes: |
36 | // CHECK-NO-ORIGINS: 0x{{.*}}: ......ff ........ ........ ........ |
37 | // CHECK-ORIGINS: 0x{{.*}}: ......ff ........ ........ ........ |A . . .| |
38 | // CHECK-ORIGINS: Origin A (origin_id {{.*}}): |
39 | |
40 | // CHECK: Shadow map [0x{{.*}}, 0x{{.*}}) of [0x{{.*}}, 0x{{.*}}), 1 bytes: |
41 | // CHECK-NO-ORIGINS: 0x{{.*}}: ......ff ........ ........ ........ |
42 | // CHECK-ORIGINS: 0x{{.*}}: ......ff ........ ........ ........ |A . . .| |
43 | // CHECK-ORIGINS: Origin A (origin_id {{.*}}): |
44 | |
45 | // CHECK: Shadow map [0x{{.*}}, 0x{{.*}}) of [0x{{.*}}, 0x{{.*}}), 0 bytes: |
46 | |
47 | // CHECK: Shadow map [0x{{.*}}, 0x{{.*}}) of [0x{{.*}}, 0x{{.*}}), 3 bytes: |
48 | // CHECK-NO-ORIGINS: 0x{{.*}}: 000000.. ........ ........ ........ |
49 | // CHECK-ORIGINS: 0x{{.*}}: 000000.. ........ ........ ........ |. . . .| |
50 | |