1 | // REQUIRES: darwin |
2 | |
3 | // RUN: rm -rf %t.dir && mkdir -p %t.dir |
4 | // RUN: %clang_pgogen -o %t.exe %s |
5 | // |
6 | // Note: %%p is needed here, not %p, because of lit's path substitution. |
7 | // RUN: env LLVM_PROFILE_FILE="%t.dir/%c-%%p" %run %t.exe |
8 | |
9 | #include <stdlib.h> |
10 | #include <string.h> |
11 | |
12 | extern int __llvm_profile_is_continuous_mode_enabled(void); |
13 | extern const char *__llvm_profile_get_filename(void); |
14 | extern int getpid(void); |
15 | |
16 | int main() { |
17 | // Check that continuous mode is enabled. |
18 | if (!__llvm_profile_is_continuous_mode_enabled()) |
19 | return 1; |
20 | |
21 | // Check that the PID is actually in the filename. |
22 | const char *Filename = __llvm_profile_get_filename(); |
23 | |
24 | int Len = strlen(s: Filename); |
25 | --Len; |
26 | while (Filename[Len] != '-') |
27 | --Len; |
28 | |
29 | const char *PidStr = Filename + Len + 1; |
30 | int Pid = atoi(nptr: PidStr); |
31 | |
32 | if (Pid != getpid()) |
33 | return 1; |
34 | |
35 | return 0; |
36 | } |
37 | |