gcc/testsuite/gcc.dg/pr94784.c

   1 /* { dg-do compile { target aarch64*-*-* } } */
   2 /* { dg-options "-O2 -ftree-slp-vectorize -march=armv8.2-a+sve -msve-vector-bits=256" } */
   3
   4 typedef short __attribute__((vector_size (8))) v4hi;
   5
   6 typedef union U4HI { v4hi v; short a[4]; } u4hi;
   7
   8 short a[4];
   9
  10 void pass_v4hi (v4hi v) {
  11     int j;
  12     u4hi u;
  13     u.v = v;
  14     for (j = 0; j < 4; j++)
  15       a[j] = u.a[j];
  16 };