gcc/testsuite/gcc.target/i386/pr45670.c

   1 /* PR target/45670 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-Os -mtune=generic" } */
   4
   5 struct S
   6 {
   7   float *buf;
   8   int size;
   9 };
  10
  11 void
  12 foo (struct S *s)
  13 {
  14   int i;
  15   for (i = 0; i < s->size; ++i)
  16     s->buf[i] = 0;
  17 }
  18
  19 /* Ensure we don't generate
  20    lea (reg1,4),reg2; add (reg3),reg2; movl $0, (reg2)
  21    instead of smaller
  22    mov (reg3),reg2; movl $0, (reg2,reg1,4)  */
  23 /* { dg-final { scan-assembler-not "lea\[lq\]" } } */