gcc/testsuite/gcc.dg/vect/bb-slp-pr69907.c

   1 /* { dg-do compile } */
   2 /* { dg-additional-options "-O3" } */
   3 /* { dg-require-effective-target vect_unpack } */
   4
   5 void foo(unsigned *p1, unsigned short *p2)
   6 {
   7   int n;
   8   for (n = 0; n < 320; n++)
   9     p1[n] = p2[n * 2];
  10 }
  11
  12 /* { dg-final { scan-tree-dump "BB vectorization with gaps at the end of a load is not supported" "slp1" } } */