gcc/testsuite/gcc.target/i386/pr69891.c

   1 /* PR rtl-optimization/69891 */
   2 /* { dg-do run } */
   3 /* { dg-options "-O -fno-tree-fre -mstringop-strategy=libcall -Wno-psabi" } */
   4 /* { dg-additional-options "-mno-sse" { target ia32 } } */
   5
   6 typedef unsigned short A;
   7 typedef unsigned short B __attribute__ ((vector_size (32)));
   8 typedef unsigned int C;
   9 typedef unsigned int D __attribute__ ((vector_size (32)));
  10 typedef unsigned long long E;
  11 typedef unsigned long long F __attribute__ ((vector_size (32)));
  12
  13 __attribute__((noinline, noclone)) unsigned
  14 foo(D a, B b, D c, F d)
  15 {
  16   b /= (B) {1, -c[0]} | 1;
  17   c[0] |= 7;
  18   a %= c | 1;
  19   c ^= c;
  20   return a[0] + b[15] + c[0] + d[3];
  21 }
  22
  23 int
  24 main ()
  25 {
  26   unsigned x = foo ((D) {}, (B) {}, (D) {}, (F) {});
  27   if (x != 0)
  28     __builtin_abort ();
  29   return 0;
  30 }