1  /* { dg-do compile } */
       2  /* { dg-options "-O2 -ftree-tail-merge -fdump-tree-pre" } */
       3  
       4  extern void foo (char*, int);
       5  extern void mysprintf (char *, char *);
       6  extern void myfree (void *);
       7  extern int access (char *, int);
       8  extern int fopen (char *, int);
       9  
      10  char *
      11  hprofStartupp (char *outputFileName, char *ctx)
      12  {
      13    char fileName[1000];
      14    int fp;
      15    mysprintf (fileName, outputFileName);
      16    if (access (fileName, 1) == 0)
      17      {
      18        myfree (ctx);
      19        return 0;
      20      }
      21  
      22    fp = fopen (fileName, 0);
      23    if (fp == 0)
      24      {
      25        myfree (ctx);
      26        return 0;
      27      }
      28  
      29    foo (outputFileName, fp);
      30  
      31    return ctx;
      32  }
      33  
      34  /* { dg-final { scan-tree-dump-times "myfree \\(" 1 "pre"} } */
      35  /* { dg-final { scan-tree-dump-not "Invalid sum" "pre"} } */