Chris Lattner | 04b9d29 | 2002-09-24 16:13:20 +0000 | [diff] [blame] | 1 | ; This test ensures that the simplifycfg pass continues to constant fold |
| 2 | ; terminator instructions. |
| 3 | |
Dan Gohman | 3e054fe | 2009-09-08 22:34:10 +0000 | [diff] [blame] | 4 | ; RUN: opt < %s -simplifycfg -S | not grep br |
Chris Lattner | 04b9d29 | 2002-09-24 16:13:20 +0000 | [diff] [blame] | 5 | |
Tanya Lattner | f04d8d1 | 2008-03-18 03:45:45 +0000 | [diff] [blame] | 6 | define i32 @test(i32 %A, i32 %B) { |
Chris Lattner | 04b9d29 | 2002-09-24 16:13:20 +0000 | [diff] [blame] | 7 | J: |
Tanya Lattner | f04d8d1 | 2008-03-18 03:45:45 +0000 | [diff] [blame] | 8 | %C = add i32 %A, 12 ; <i32> [#uses=2] |
| 9 | br i1 true, label %L, label %K |
| 10 | L: ; preds = %J |
| 11 | %D = add i32 %C, %B ; <i32> [#uses=1] |
| 12 | ret i32 %D |
| 13 | K: ; preds = %J |
| 14 | %E = add i32 %C, %B ; <i32> [#uses=1] |
| 15 | ret i32 %E |
Chris Lattner | 04b9d29 | 2002-09-24 16:13:20 +0000 | [diff] [blame] | 16 | } |
Tanya Lattner | f04d8d1 | 2008-03-18 03:45:45 +0000 | [diff] [blame] | 17 | |