gcc/testsuite/gcc.target/i386/pr14552.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -mmmx" } */
   3
   4 typedef short mmxw  __attribute__ ((vector_size (8)));
   5 typedef int   mmxdw __attribute__ ((vector_size (8)));
   6
   7 mmxdw dw;
   8 mmxw w;
   9
  10 void test()
  11 {
  12   w+=w;
  13   dw= (mmxdw)w;
  14 }
  15
  16 /* { dg-final { scan-assembler-not "%mm" } } */