pr34131.ll
3.14 KB
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; 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
}