| Dan Gohman | f2f6ce6 | 2009-09-11 18:01:28 +0000 | [diff] [blame^] | 1 | ; RUN: opt < %s -reassociate -instcombine -constprop -dce -S | not grep add |
| Chris Lattner | 193d916 | 2002-05-15 17:22:01 +0000 | [diff] [blame] | 2 | |
| Tanya Lattner | 7f40dea | 2008-03-19 04:36:04 +0000 | [diff] [blame] | 3 | define i32 @test(i32 %A) { |
| 4 | %X = add i32 %A, 1 ; <i32> [#uses=1] |
| 5 | %Y = add i32 %A, 1 ; <i32> [#uses=1] |
| 6 | %r = sub i32 %X, %Y ; <i32> [#uses=1] |
| 7 | ret i32 %r |
| Chris Lattner | 193d916 | 2002-05-15 17:22:01 +0000 | [diff] [blame] | 8 | } |
| Tanya Lattner | 7f40dea | 2008-03-19 04:36:04 +0000 | [diff] [blame] | 9 | |