gcc/testsuite/gcc.dg/pr43864.c

   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"} } */