Dan Gohman | f17a25c | 2007-07-18 16:29:46 +0000 | [diff] [blame] | 1 | ; This is a test case for the expression analysis code, not really indvars. |
| 2 | ; It was assuming any constant of int type was a ConstantInteger. |
| 3 | ; |
Dan Gohman | 3c7d308 | 2009-09-11 18:01:28 +0000 | [diff] [blame] | 4 | ; RUN: opt < %s -indvars |
Dan Gohman | f17a25c | 2007-07-18 16:29:46 +0000 | [diff] [blame] | 5 | |
Tanya Lattner | 4c4d0b8 | 2008-03-01 09:15:35 +0000 | [diff] [blame] | 6 | @X = global i32 7 ; <i32*> [#uses=1] |
Dan Gohman | f17a25c | 2007-07-18 16:29:46 +0000 | [diff] [blame] | 7 | |
Tanya Lattner | 4c4d0b8 | 2008-03-01 09:15:35 +0000 | [diff] [blame] | 8 | define void @test(i32 %A) { |
| 9 | ; <label>:0 |
Dan Gohman | f17a25c | 2007-07-18 16:29:46 +0000 | [diff] [blame] | 10 | br label %Loop |
Tanya Lattner | 4c4d0b8 | 2008-03-01 09:15:35 +0000 | [diff] [blame] | 11 | |
| 12 | Loop: ; preds = %Loop, %0 |
| 13 | %IV = phi i32 [ %A, %0 ], [ %IVNext, %Loop ] ; <i32> [#uses=1] |
| 14 | %IVNext = add i32 %IV, ptrtoint (i32* @X to i32) ; <i32> [#uses=1] |
Dan Gohman | f17a25c | 2007-07-18 16:29:46 +0000 | [diff] [blame] | 15 | br label %Loop |
| 16 | } |
Tanya Lattner | 4c4d0b8 | 2008-03-01 09:15:35 +0000 | [diff] [blame] | 17 | |