| Chris Lattner | a5ddb59 | 2008-04-22 21:40:39 +0000 | [diff] [blame^] | 1 | ; There should be no phi nodes left. |
| 2 | ; RUN: llvm-as < %s | opt -jump-threading -simplifycfg -mem2reg | llvm-dis | not grep {phi i32} |
| 3 | |
| 4 | declare i32 @f1() |
| 5 | declare i32 @f2() |
| 6 | declare void @f3() |
| 7 | |
| 8 | define i32 @test(i1 %cond) { |
| 9 | br i1 %cond, label %T1, label %F1 |
| 10 | |
| 11 | T1: |
| 12 | %v1 = call i32 @f1() |
| 13 | br label %Merge |
| 14 | |
| 15 | F1: |
| 16 | %v2 = call i32 @f2() |
| 17 | br label %Merge |
| 18 | |
| 19 | Merge: |
| 20 | %B = phi i32 [%v1, %T1], [12, %F1] |
| 21 | %A = icmp ne i32 %B, 42 |
| 22 | br i1 %A, label %T2, label %F2 |
| 23 | |
| 24 | T2: |
| 25 | call void @f3() |
| 26 | ret i32 1 |
| 27 | |
| 28 | F2: |
| 29 | ret i32 0 |
| 30 | } |