1 /* { dg-do compile } */ 2 /* { dg-options "-O1 -fdump-tree-dom2" } */ 3 4 extern void abort (void); 5 extern void oof (int); 6 7 int com(int * blah)8com(int *blah) 9 { 10 int z = *blah; 11 if (z == 256) 12 { 13 oof (z); 14 abort (); 15 } 16 return *blah; 17 } 18 19 /* There should be precisely one load of blah. If there is 20 more than one, then the dominator optimizations failed. */ 21 /* { dg-final { scan-tree-dump-times "\\*blah" 1 "dom2"} } */ 22 23