compiler-rt/test/msan/Linux/prctl.cpp

   1 // RUN: %clangxx_msan -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s
   2
   3 #include <linux/prctl.h>
   4 #include <sys/prctl.h>
   5
   6 int main(void) {
   7   prctl(PR_SET_NAME, "tname");
   8   char name[16];
   9   prctl(PR_GET_NAME, name);
  10
  11   if (name[0] == 'A') {
  12     return 0;
  13   }
  14   if (name[5] != '\0') {
  15     return 0;
  16   }
  17   if (name[6] != '\0') {
  18     return 0;
  19   }
  20   // CHECK: SUMMARY: MemorySanitizer: use-of-uninitialized-value {{.*prctl.cpp}}:[[@LINE-3]]
  21
  22   return 0;
  23 }