gcc/testsuite/gcc.target/i386/vect-insert-1.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O -msse2 -fdump-tree-ccp1" } */
   3
   4 typedef int v4si __attribute__((vector_size(16)));
   5
   6 float f;
   7
   8 v4si foo (v4si a)
   9 {
  10   __builtin_memcpy ((char *)&a + 4, &f, 4);
  11   return a;
  12 }
  13
  14 /* { dg-final { scan-tree-dump "Now a gimple register: a" "ccp1" } } */
  15 /* { dg-final { scan-tree-dump "BIT_INSERT_EXPR <a" "ccp1" } } */