1 /* PR 15349. Merge two PHI nodes. */ 2 /* { dg-do compile } */ 3 /* { dg-options "-O1 -fdump-tree-mergephi2" } */ 4 5 int foo(int a,int b)6foo (int a, int b) 7 { 8 int t; 9 10 if (b) 11 { 12 if (a) 13 t = 3; 14 else 15 t = 5; 16 17 a = 0; 18 } 19 else 20 t = 7; 21 22 return t; 23 } 24 25 /* { dg-final { scan-tree-dump-times "PHI" 1 "mergephi2"} } */ 26