| Dan Gohman | f17a25c | 2007-07-18 16:29:46 +0000 | [diff] [blame^] | 1 | ; RUN: llvm-upgrade < %s | llvm-as | opt -loop-reduce -disable-output |
| 2 | |
| 3 | void %main() { |
| 4 | entry: |
| 5 | br label %loopentry.0 |
| 6 | |
| 7 | loopentry.0: ; preds = %then.5, %entry |
| 8 | %arg_index.1.ph = phi int [ 1, %entry ], [ %arg_index.1.ph.be, %then.5 ] ; <int> [#uses=1] |
| 9 | br bool false, label %no_exit.0, label %loopexit.0 |
| 10 | |
| 11 | no_exit.0: ; preds = %loopentry.0 |
| 12 | %arg_index.1.1 = add int 0, %arg_index.1.ph ; <int> [#uses=2] |
| 13 | br bool false, label %then.i55, label %endif.i61 |
| 14 | |
| 15 | then.i55: ; preds = %no_exit.0 |
| 16 | br bool false, label %then.4, label %else.1 |
| 17 | |
| 18 | endif.i61: ; preds = %no_exit.0 |
| 19 | ret void |
| 20 | |
| 21 | then.4: ; preds = %then.i55 |
| 22 | %tmp.19993 = add int %arg_index.1.1, 2 ; <int> [#uses=0] |
| 23 | ret void |
| 24 | |
| 25 | else.1: ; preds = %then.i55 |
| 26 | br bool false, label %then.i86, label %loopexit.i97 |
| 27 | |
| 28 | then.i86: ; preds = %else.1 |
| 29 | ret void |
| 30 | |
| 31 | loopexit.i97: ; preds = %else.1 |
| 32 | br bool false, label %then.5, label %else.2 |
| 33 | |
| 34 | then.5: ; preds = %loopexit.i97 |
| 35 | %arg_index.1.ph.be = add int %arg_index.1.1, 2 ; <int> [#uses=1] |
| 36 | br label %loopentry.0 |
| 37 | |
| 38 | else.2: ; preds = %loopexit.i97 |
| 39 | ret void |
| 40 | |
| 41 | loopexit.0: ; preds = %loopentry.0 |
| 42 | ret void |
| 43 | } |