Update compiler-rt/test/profile/Posix/instrprof-fork.c

Co-authored-by: Hubert Tong <[email protected]>

Author: w2yehia

compiler-rt/test/profile/Posix/instrprof-fork.c

@@ -35,6 +35,8 @@ int main(void) {
     }                   //             |
   }                     // ------------+------------
   int status;           //   20     10 |   1     0
-  wait(&status);        // (*)  the child inherits counter values prior to fork
+  i = 10;
+  while (i-- > 0)
+    wait(&status);      // (*)  the child inherits counter values prior to fork
   return 0;             //      from the parent in non-continuous mode.
 }