49 lines
1.1 KiB
C
49 lines
1.1 KiB
C
/* { dg-do compile } */
|
|
/* { dg-options "-O1 -fdump-tree-dom2" } */
|
|
|
|
extern void abort (void);
|
|
|
|
union tree_node;
|
|
typedef union tree_node *tree;
|
|
enum tree_code
|
|
{
|
|
TREE_VEC = 20,
|
|
};
|
|
struct tree_common
|
|
{
|
|
int code;
|
|
};
|
|
struct tree_type
|
|
{
|
|
tree binfo;
|
|
};
|
|
union tree_node
|
|
{
|
|
struct tree_common common;
|
|
struct tree_type type;
|
|
};
|
|
void
|
|
record_component_aliases (type)
|
|
tree type;
|
|
{
|
|
const tree __z = type->type.binfo;
|
|
if (type->type.binfo->common.code != TREE_VEC)
|
|
abort ();
|
|
|
|
if (__z->common.code != TREE_VEC)
|
|
abort ();
|
|
}
|
|
|
|
/* There should be precisely one load of type.binfo. If there is
|
|
more than one, then the dominator optimizations failed. */
|
|
/* { dg-final { scan-tree-dump-times "type\\.binfo" 1 "dom2"} } */
|
|
|
|
/* There should be precisely one load of common.code. If there is
|
|
more than one, then the dominator optimizations failed. */
|
|
/* { dg-final { scan-tree-dump-times "common\\.code" 1 "dom2"} } */
|
|
|
|
/* There should be one IF conditional. */
|
|
/* { dg-final { scan-tree-dump-times "if " 1 "dom2"} } */
|
|
|
|
/* { dg-final { cleanup-tree-dump "dom2" } } */
|