| ; RUN: opt -simplifycfg -S < %s | FileCheck %s |
| |
| ; Just checking for lack of crash here, but we should be able to check the IR? |
| ; Earlier version using auto-generated checks from utils/update_test_checks.py |
| ; had bot problems though... |
| |
| define void @patatino() { |
| |
| ; CHECK-LABEL: @patatino |
| |
| br label %bb1 |
| bb1: ; preds = %bb36, %0 |
| br label %bb2 |
| bb2: ; preds = %bb3, %bb1 |
| br i1 undef, label %bb4, label %bb3 |
| bb3: ; preds = %bb4, %bb2 |
| br i1 undef, label %bb2, label %bb5 |
| bb4: ; preds = %bb2 |
| switch i32 undef, label %bb3 [ |
| ] |
| bb5: ; preds = %bb3 |
| br label %bb6 |
| bb6: ; preds = %bb5 |
| br i1 undef, label %bb7, label %bb9 |
| bb7: ; preds = %bb6 |
| %tmp = or i64 undef, 1 |
| %tmp8 = icmp ult i64 %tmp, 0 |
| br i1 %tmp8, label %bb12, label %bb9 |
| bb9: ; preds = %bb35, %bb34, %bb33, %bb32, %bb31, %bb30, %bb27, %bb24, %bb21, %bb18, %bb16, %bb14, %bb12, %bb7, %bb6 |
| br label %bb11 |
| bb10: ; preds = %bb36 |
| br label %bb11 |
| bb11: ; preds = %bb10, %bb9 |
| ret void |
| bb12: ; preds = %bb7 |
| %tmp13 = icmp ult i64 0, 0 |
| br i1 %tmp13, label %bb14, label %bb9 |
| bb14: ; preds = %bb12 |
| %tmp15 = icmp ult i64 undef, 0 |
| br i1 %tmp15, label %bb16, label %bb9 |
| bb16: ; preds = %bb14 |
| %tmp17 = icmp ult i64 undef, 0 |
| br i1 %tmp17, label %bb18, label %bb9 |
| bb18: ; preds = %bb16 |
| %tmp19 = or i64 undef, 5 |
| %tmp20 = icmp ult i64 %tmp19, 0 |
| br i1 %tmp20, label %bb21, label %bb9 |
| bb21: ; preds = %bb18 |
| %tmp22 = or i64 undef, 6 |
| %tmp23 = icmp ult i64 %tmp22, 0 |
| br i1 %tmp23, label %bb24, label %bb9 |
| bb24: ; preds = %bb21 |
| %tmp25 = or i64 undef, 7 |
| %tmp26 = icmp ult i64 %tmp25, 0 |
| br i1 %tmp26, label %bb27, label %bb9 |
| bb27: ; preds = %bb24 |
| %tmp28 = or i64 undef, 8 |
| %tmp29 = icmp ult i64 %tmp28, 0 |
| br i1 %tmp29, label %bb30, label %bb9 |
| bb30: ; preds = %bb27 |
| br i1 undef, label %bb31, label %bb9 |
| bb31: ; preds = %bb30 |
| br i1 undef, label %bb32, label %bb9 |
| bb32: ; preds = %bb31 |
| br i1 undef, label %bb33, label %bb9 |
| bb33: ; preds = %bb32 |
| br i1 undef, label %bb34, label %bb9 |
| bb34: ; preds = %bb33 |
| br i1 undef, label %bb35, label %bb9 |
| bb35: ; preds = %bb34 |
| br i1 undef, label %bb36, label %bb9 |
| bb36: ; preds = %bb35 |
| br i1 undef, label %bb1, label %bb10 |
| } |
