1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
| // RUN: %clangxx_msan -O0 %s -o %t && not %run %t >%t.out 2>&1
// FileCheck %s <%t.out
// RUN: %clangxx_msan -O0 %s -o %t && MSAN_OPTIONS=keep_going=0 not %run %t >%t.out 2>&1
// FileCheck %s <%t.out
// RUN: %clangxx_msan -O0 %s -o %t && MSAN_OPTIONS=keep_going=1 not %run %t >%t.out 2>&1
// FileCheck %s <%t.out
// Test behavior of -fsanitize-recover=memory and MSAN_OPTIONS=keep_going.
// -fsanitize-recover=memory provides the default value of keep_going flag; value
// of 1 can be overwritten by MSAN_OPTIONS, value of 0 can not.
// RUN: %clangxx_msan -fsanitize-recover=memory -O0 %s -o %t && not %run %t >%t.out 2>&1
// FileCheck --check-prefix=CHECK-RECOVER %s <%t.out
// RUN: %clangxx_msan -fsanitize-recover=memory -O0 %s -o %t && MSAN_OPTIONS=keep_going=0 not %run %t >%t.out 2>&1
// FileCheck %s <%t.out
// RUN: %clangxx_msan -fsanitize-recover=memory -O0 %s -o %t && MSAN_OPTIONS=keep_going=1 not %run %t >%t.out 2>&1
// FileCheck --check-prefix=CHECK-RECOVER %s <%t.out
// RUN: %clangxx_msan -fsanitize-recover=memory -O0 %s -o %t && MSAN_OPTIONS=halt_on_error=1 not %run %t >%t.out 2>&1
// FileCheck %s <%t.out
// RUN: %clangxx_msan -fsanitize-recover=memory -O0 %s -o %t && MSAN_OPTIONS=halt_on_error=0 not %run %t >%t.out 2>&1
// FileCheck --check-prefix=CHECK-RECOVER %s <%t.out
// Basic test of legacy -mllvm -msan-keep-going and MSAN_OPTIONS=keep_going.
// RUN: %clangxx_msan -mllvm -msan-keep-going=1 -O0 %s -o %t && not %run %t >%t.out 2>&1
// FileCheck --check-prefix=CHECK-RECOVER %s <%t.out
// RUN: %clangxx_msan -mllvm -msan-keep-going=1 -O0 %s -o %t && MSAN_OPTIONS=keep_going=0 not %run %t >%t.out 2>&1
// FileCheck %s <%t.out
#include <stdio.h>
#include <stdlib.h>
int main(int argc, char **argv) {
char *volatile x = (char*)malloc(5 * sizeof(char));
if (x[0])
exit(0);
fprintf(stderr, "Done\n");
// CHECK-NOT: Done
// CHECK-RECOVER: Done
return 0;
}
|