compiler-rt/test/profile/ContinuousSyncMode/set-filename.c

   1 // REQUIRES: darwin
   2
   3 // RUN: %clang_pgogen -o %t.exe %s
   4 // RUN: env LLVM_PROFILE_FILE="%c%t.profraw" %run %t.exe %t.profraw %t.bad
   5
   6 #include <string.h>
   7
   8 extern int __llvm_profile_is_continuous_mode_enabled(void);
   9 extern void __llvm_profile_set_filename(const char *);
  10 extern const char *__llvm_profile_get_filename();
  11
  12 int main(int argc, char **argv) {
  13   if (!__llvm_profile_is_continuous_mode_enabled())
  14     return 1;
  15
  16   __llvm_profile_set_filename(argv[2]); // Try to set the filename to "%t.bad".
  17   const char *Filename = __llvm_profile_get_filename();
  18   return strcmp(Filename, argv[1]); // Check that the filename is "%t.profraw".
  19 }