compiler-rt/test/msan/loop-scope.cpp

   1 // RUN: %clangxx_msan -O2 %s -o %t && \
   2 // RUN:     not %run %t 2>&1 | FileCheck %s
   3
   4 #include <stdlib.h>
   5
   6 int *p;
   7
   8 int main() {
   9   for (int i = 0; i < 3; i++) {
  10     int x;
  11     if (i == 0)
  12       x = 0;
  13     p = &x;
  14   }
  15   return *p; // BOOM
  16   // CHECK: WARNING: MemorySanitizer: use-of-uninitialized-value
  17   // CHECK:  #0 0x{{.*}} in main {{.*}}loop-scope.cpp:[[@LINE-2]]
  18 }