| Dan Gohman | 1880092 | 2009-09-11 18:01:28 +0000 | [diff] [blame] | 1 | ; RUN: opt < %s -argpromotion -S | \ |
| Chandler Carruth | ff123d5 | 2012-07-02 19:09:46 +0000 | [diff] [blame] | 2 | ; RUN: not grep "load i32* null" |
| Chris Lattner | 70496c1 | 2004-11-13 23:28:39 +0000 | [diff] [blame] | 3 | |
| Tanya Lattner | 5640bd1 | 2008-03-01 09:15:35 +0000 | [diff] [blame] | 4 | define internal i32 @callee(i1 %C, i32* %P) { |
| 5 | br i1 %C, label %T, label %F |
| Chris Lattner | 70496c1 | 2004-11-13 23:28:39 +0000 | [diff] [blame] | 6 | |
| Tanya Lattner | 5640bd1 | 2008-03-01 09:15:35 +0000 | [diff] [blame] | 7 | T: ; preds = %0 |
| 8 | ret i32 17 |
| 9 | |
| 10 | F: ; preds = %0 |
| 11 | %X = load i32* %P ; <i32> [#uses=1] |
| 12 | ret i32 %X |
| Chris Lattner | 70496c1 | 2004-11-13 23:28:39 +0000 | [diff] [blame] | 13 | } |
| 14 | |
| Tanya Lattner | 5640bd1 | 2008-03-01 09:15:35 +0000 | [diff] [blame] | 15 | define i32 @foo() { |
| 16 | %X = call i32 @callee( i1 true, i32* null ) ; <i32> [#uses=1] |
| 17 | ret i32 %X |
| Chris Lattner | 70496c1 | 2004-11-13 23:28:39 +0000 | [diff] [blame] | 18 | } |
| 19 | |