OpenCores
URL https://opencores.org/ocsvn/openrisc/openrisc/trunk

Subversion Repositories openrisc

[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [testsuite/] [gcc.dg/] [strlenopt-8.c] - Blame information for rev 749

Go to most recent revision | Details | Compare with Previous | View Log

Line No. Rev Author Line
1 689 jeremybenn 
/* { dg-do run } */
2 
/* { dg-options "-O2 -fdump-tree-strlen" } */
3 
 
4 
#include "strlenopt.h"
5 
 
6 
/* Yes, there are people who write code like this.  */
7 
 
8 
__attribute__((noinline, noclone)) char *
9 
foo (int r)
10 
{
11 
  char buf[10] = "";
12 
  strcat (buf, r ? "r" : "w");
13 
  strcat (buf, "b");
14 
  return strdup (buf);
15 
}
16 
 
17 
__attribute__((noinline, noclone)) char *
18 
bar (int r)
19 
{
20 
  char buf[10] = {};
21 
  strcat (buf, r ? "r" : "w");
22 
  strcat (buf, "b");
23 
  return strdup (buf);
24 
}
25 
 
26 
int
27 
main ()
28 
{
29 
  char *q = foo (1);
30 
  if (q != NULL)
31 
    {
32 
      if (strcmp (q, "rb"))
33 
        abort ();
34 
      free (q);
35 
    }
36 
  q = bar (0);
37 
  if (q != NULL)
38 
    {
39 
      if (strcmp (q, "wb"))
40 
        abort ();
41 
      free (q);
42 
    }
43 
  return 0;
44 
}
45 
 
46 
/* { dg-final { scan-tree-dump-times "strlen \\(" 0 "strlen" } } */
47 
/* { dg-final { scan-tree-dump-times "memcpy \\(" 4 "strlen" } } */
48 
/* { dg-final { scan-tree-dump-times "strcpy \\(" 0 "strlen" } } */
49 
/* { dg-final { scan-tree-dump-times "strcat \\(" 0 "strlen" } } */
50 
/* { dg-final { scan-tree-dump-times "strchr \\(" 0 "strlen" } } */
51 
/* { dg-final { scan-tree-dump-times "stpcpy \\(" 0 "strlen" } } */
52 
/* { dg-final { cleanup-tree-dump "strlen" } } */

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.