| Bill Wendling | 3c3ee1f | 2013-08-22 00:51:19 +0000 | [diff] [blame^] | 1 | ; RUN: opt < %s -analyze -scalar-evolution | FileCheck %s |
| Nick Lewycky | c54c561 | 2007-11-25 22:41:31 +0000 | [diff] [blame] | 2 | ; PR1614 |
| 3 | |
| Bill Wendling | 3c3ee1f | 2013-08-22 00:51:19 +0000 | [diff] [blame^] | 4 | ; CHECK: smax |
| 5 | |
| Nick Lewycky | c54c561 | 2007-11-25 22:41:31 +0000 | [diff] [blame] | 6 | define i32 @f(i32 %x, i32 %y) { |
| 7 | entry: |
| 8 | br label %bb |
| 9 | |
| 10 | bb: ; preds = %bb, %entry |
| 11 | %indvar = phi i32 [ 0, %entry ], [ %indvar.next, %bb ] ; <i32> [#uses=2] |
| 12 | %x_addr.0 = add i32 %indvar, %x ; <i32> [#uses=1] |
| 13 | %tmp2 = add i32 %x_addr.0, 1 ; <i32> [#uses=2] |
| 14 | %tmp5 = icmp slt i32 %tmp2, %y ; <i1> [#uses=1] |
| 15 | %indvar.next = add i32 %indvar, 1 ; <i32> [#uses=1] |
| 16 | br i1 %tmp5, label %bb, label %bb7 |
| 17 | |
| 18 | bb7: ; preds = %bb |
| 19 | ret i32 %tmp2 |
| 20 | } |