gcc/testsuite/gcc.dg/vect/bb-slp-51.c

   1 /* { dg-do compile } */
   2 /* { dg-require-effective-target vect_double } */
   3
   4 double a[2];
   5 double b[2];
   6 double c[2];
   7 double e[2];
   8 void foo(double x)
   9 {
  10   double tembc0 = b[1] + c[1];
  11   double tembc1 = b[0] + c[0];
  12   double temde0 = 5 + e[1];
  13   double temde1 = 11 + e[0];
  14   a[0] = tembc0 + temde0;
  15   a[1] = tembc1 + temde1;
  16 }
  17
  18 /* We should common the permutations on the tembc{0,1} and temde{0,1}
  19    operands.  */
  20 /* { dg-final { scan-tree-dump-times "add new stmt: \[^\\r\\n\]* VEC_PERM_EXPR" 1 "slp2" } } */