gcc/testsuite/gcc.dg/vect/pr30843.c

   1 /* { dg-do compile } */
   2 /* { dg-require-effective-target vect_long } */
   3
   4 #include <stdarg.h>
   5 #include "tree-vect.h"
   6
   7 #define N 16
   8
   9 void dacP98FillRGBMap (unsigned char *pBuffer)
  10 {
  11     unsigned long dw, dw1;
  12     unsigned long *pdw = (unsigned long *)(pBuffer);
  13
  14     for( dw = 256, dw1 = 0; dw; dw--, dw1 += 0x01010101)
  15     {
  16        *pdw++ = dw1;
  17        *pdw++ = dw1;
  18        *pdw++ = dw1;
  19        *pdw++ = dw1;
  20     }
  21 }
  22
  23 /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { target { vect_interleave || vect_strided4 } } } } */
  24