summaryrefslogtreecommitdiff
path: root/gcc/testsuite/gcc.dg/tree-ssa/pr18133-1.c
blob: f225f662da4379a08d15bfe68ab375fe48cbc261 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
/* { dg-do compile } */
/* { dg-options "-O1 -fdump-tree-optimized-blocks" } */

void foo (void)
{
void *p;
p = &&L0;
goto *p;
L0:
return;
}

/* The goto &L0 should have been optimized away during CFG
   cleanups.  */
/* { dg-final { scan-tree-dump-times "goto &L0" 0 "optimized" } } */

/* There should not be any abnormal edges as DOM removed the
   computed goto.  */

/* { dg-final { scan-tree-dump-times "ab" 0 "optimized" } } */

/* And verify that we have fixed the fallthru flag as well. 
   After DOM we will have two fallthru edges (e->0, 0->1),
   but in the dump files we mention the 0->1 two times.  So
   scan for 3 instances of "fallthru".  */

/* { dg-final { scan-tree-dump-times "fallthru" 3 "optimized" } } */
/* { dg-final { cleanup-tree-dump "optimized" } } */