ssa-dse-9.c

来自「用于进行gcc测试」· C语言 代码 · 共 15 行

/* { dg-do compile } */
/* { dg-options "-O2 -fdump-tree-dse1-vops" } */

struct { int a, b; } soup1, soup2;
foo ()
{
  soup1 = soup2;
  soup1.a = 66;
  soup1.b = 77;
}

/* We should eliminate the first assignment.  */
/* { dg-final { scan-tree-dump-times "VDEF" 2 "dse1" { xfail *-*-* } } } */
/* { dg-final { cleanup-tree-dump "dse1" } } */