gcc/testsuite/gcc.dg/vect/costmodel/x86_64/costmodel-pr104582-2.c

   1 /* { dg-do compile } */
   2 /* { dg-additional-options "-msse -mtune=generic -fdump-tree-slp2-details" } */
   3
   4 struct S { unsigned long a, b; } s;
   5
   6 void
   7 foo (unsigned long a, unsigned long b)
   8 {
   9   s.a = a;
  10   s.b = b;
  11 }
  12
  13 /* { dg-final { scan-tree-dump-not "basic block part vectorized" "slp2" } } */