| Tanya Lattner | f396cc8 | 2008-03-19 04:14:49 +0000 | [diff] [blame] | 1 | ; RUN: llvm-as < %s | opt -ipsccp | llvm-dis | \ |
| Reid Spencer | 9aafdcf | 2007-04-15 09:21:47 +0000 | [diff] [blame] | 2 | ; RUN: grep -v {ret i32 0} | grep -v {ret i32 undef} | not grep ret |
| Chris Lattner | 9b07c66 | 2004-12-10 22:28:49 +0000 | [diff] [blame] | 3 | |
| Tanya Lattner | f396cc8 | 2008-03-19 04:14:49 +0000 | [diff] [blame] | 4 | define internal i32 @bar(i32 %A) { |
| 5 | %C = icmp eq i32 %A, 0 ; <i1> [#uses=1] |
| 6 | br i1 %C, label %T, label %F |
| 7 | T: ; preds = %0 |
| 8 | %B = call i32 @bar( i32 0 ) ; <i32> [#uses=0] |
| 9 | ret i32 0 |
| 10 | F: ; preds = %0 |
| 11 | %C.upgrd.1 = call i32 @bar( i32 1 ) ; <i32> [#uses=1] |
| 12 | ret i32 %C.upgrd.1 |
| Chris Lattner | 9b07c66 | 2004-12-10 22:28:49 +0000 | [diff] [blame] | 13 | } |
| 14 | |
| Tanya Lattner | f396cc8 | 2008-03-19 04:14:49 +0000 | [diff] [blame] | 15 | define i32 @foo() { |
| 16 | %X = call i32 @bar( i32 0 ) ; <i32> [#uses=1] |
| 17 | ret i32 %X |
| Chris Lattner | 9b07c66 | 2004-12-10 22:28:49 +0000 | [diff] [blame] | 18 | } |
| Tanya Lattner | f396cc8 | 2008-03-19 04:14:49 +0000 | [diff] [blame] | 19 | |