| Dan Gohman | 5bb7c7c | 2009-09-08 22:34:10 +0000 | [diff] [blame^] | 1 | ; RUN: opt %s -condprop -S | \ |
| Dan Gohman | f17a25c | 2007-07-18 16:29:46 +0000 | [diff] [blame] | 2 | ; RUN: not grep {br label} |
| Dan Gohman | 5bb7c7c | 2009-09-08 22:34:10 +0000 | [diff] [blame^] | 3 | ; RUN: opt %s -condprop -S | not grep T2 |
| Dan Gohman | f17a25c | 2007-07-18 16:29:46 +0000 | [diff] [blame] | 4 | |
| Tanya Lattner | 4c4d0b8 | 2008-03-01 09:15:35 +0000 | [diff] [blame] | 5 | |
| 6 | define i32 @test(i1 %C) { |
| 7 | br i1 %C, label %T1, label %F1 |
| 8 | |
| 9 | T1: ; preds = %0 |
| 10 | br label %Cont |
| 11 | |
| 12 | F1: ; preds = %0 |
| 13 | br label %Cont |
| 14 | |
| 15 | Cont: ; preds = %F1, %T1 |
| 16 | %C2 = phi i1 [ false, %F1 ], [ true, %T1 ] ; <i1> [#uses=1] |
| 17 | br i1 %C2, label %T2, label %F2 |
| 18 | |
| 19 | T2: ; preds = %Cont |
| 20 | call void @bar( ) |
| 21 | ret i32 17 |
| 22 | |
| 23 | F2: ; preds = %Cont |
| 24 | ret i32 1 |
| Dan Gohman | f17a25c | 2007-07-18 16:29:46 +0000 | [diff] [blame] | 25 | } |
| Tanya Lattner | 4c4d0b8 | 2008-03-01 09:15:35 +0000 | [diff] [blame] | 26 | |
| 27 | declare void @bar() |
| 28 | |