gcc/testsuite/gcc.dg/vect/aligned-section-anchors-vect-71.c

   1 /* { dg-do compile } */
   2 /* { dg-require-effective-target section_anchors } */
   3 /* { dg-require-effective-target vect_int } */
   4
   5 /* Should not increase alignment of the struct because
   6    sizeof (A.e) < sizeof(corresponding vector type).  */
   7
   8 #define N 3
   9
  10 static struct A {
  11   int p1, p2;
  12   int e[N];
  13 } a, b, c;
  14
  15 int foo(void)
  16 {
  17   for (int i = 0; i < N; i++)
  18     a.e[i] = b.e[i] + c.e[i];
  19
  20    return a.e[0];
  21 }
  22
  23 /* { dg-final { scan-ipa-dump-times "Increasing alignment of decl" 0 "increase_alignment" { target aarch64*-*-* } } } */
  24 /* { dg-final { scan-ipa-dump-times "Increasing alignment of decl" 0 "increase_alignment" { target powerpc64*-*-* } } } */
  25 /* { dg-final { scan-ipa-dump-times "Increasing alignment of decl" 0 "increase_alignment" { target arm*-*-* } } } */