gcc/testsuite/gcc.target/i386/pr36064.c

   1 /* { dg-do compile } */
   2 /* { dg-require-effective-target ilp32 } */
   3 /* { dg-options "-O1 -march=core2" } */
   4
   5 typedef long long ogg_int64_t;
   6
   7 typedef struct vorbis_info
   8 {
   9   long rate;
  10 } vorbis_info;
  11
  12 typedef struct OggVorbis_File
  13 {
  14   int seekable;
  15   int links;
  16   ogg_int64_t *pcmlengths;
  17   vorbis_info *vi;
  18   int ready_state;
  19 } OggVorbis_File;
  20
  21 extern double ov_time_total (OggVorbis_File * vf, int i);
  22 extern int ov_pcm_seek_page (OggVorbis_File * vf, ogg_int64_t pos);
  23
  24 int
  25 ov_time_seek_page (OggVorbis_File * vf, double seconds)
  26 {
  27   int link = -1;
  28   ogg_int64_t pcm_total = 0;
  29   double time_total = 0.;
  30
  31   if (vf->ready_state < 2)
  32     return (-131);
  33   if (!vf->seekable)
  34     return (-138);
  35   if (seconds < 0)
  36     return (-131);
  37
  38   for (link = 0; link < vf->links; link++)
  39     {
  40       double addsec = ov_time_total (vf, link);
  41       if (seconds < time_total + addsec)
  42         break;
  43       time_total += addsec;
  44       pcm_total += vf->pcmlengths[link * 2 + 1];
  45     }
  46
  47   if (link == vf->links)
  48     return (-131);
  49
  50   {
  51     ogg_int64_t target =
  52       pcm_total + (seconds - time_total) * vf->vi[link].rate;
  53     return (ov_pcm_seek_page (vf, target));
  54   }
  55 }