forked from OSchip/llvm-project
103 lines
4.1 KiB
LLVM
103 lines
4.1 KiB
LLVM
;; Check that we don't crash. PR37300.
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt %s -S -simplifycfg -simplifycfg-require-and-preserve-domtree=1 | FileCheck %s
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define void @patatino() {
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; CHECK-LABEL: @patatino(
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; CHECK-NEXT: bb:
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; CHECK-NEXT: ret void
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;
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bb:
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%tmp = icmp eq i32 7, 0
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br label %bb3
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bb3: ; preds = %bb2, %bb
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br label %bb36
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bb5: ; preds = %bb4
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%tmp7 = icmp ne i32 7, 0
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%tmp8 = and i1 true, %tmp7
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br i1 %tmp8, label %bb16, label %bb14
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bb9: ; preds = %bb33, %bb10
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br label %bb18
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bb10: ; preds = %bb19, %bb13
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%tmp11 = add nsw i32 2, 1
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%tmp12 = icmp eq i32 %tmp11, 0
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br i1 %tmp12, label %bb17, label %bb9
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bb13: ; preds = %bb18, %bb13
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br label %bb10
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bb14: ; preds = %bb17, %bb6, %bb5
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br label %bb35
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bb16: ; preds = %bb6
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br label %bb31
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bb17: ; preds = %bb32, %bb10
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br label %bb14
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bb18: ; preds = %bb9
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br label %bb13
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bb21: ; preds = %bb31, %bb23
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%tmp22 = phi i32 [ 0, %bb23 ], [ 0, %bb31 ]
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br label %bb27
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bb23: ; preds = %bb29, %bb28, %bb26
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%tmp24 = add nsw i32 %tmp22, 1
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%tmp25 = icmp eq i32 %tmp24, 0
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br i1 %tmp25, label %bb32, label %bb21
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bb27: ; preds = %bb21
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br label %bb30
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bb28: ; preds = %bb30
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br label %bb23
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bb30: ; preds = %bb30, %bb27
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br label %bb28
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bb31: ; preds = %bb16
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br label %bb21
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bb32: ; preds = %bb23
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br label %bb17
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bb35: ; preds = %bb14
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br label %bb3
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bb36: ; preds = %bb3, %bb3
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br label %bb37
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bb37: ; preds = %bb36
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%tmp39 = and i1 %tmp, true
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br i1 %tmp39, label %bb40, label %bb67
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bb40: ; preds = %bb38
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br i1 %tmp, label %bb42, label %bb41
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bb41: ; preds = %bb40
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br label %bb43
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bb42: ; preds = %bb40
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br label %bb66
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bb43: ; preds = %bb41
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br label %bb44
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bb44: ; preds = %bb61, %bb43
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%tmp45 = phi i32 [ 0, %bb61 ], [ 0, %bb43 ]
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%tmp46 = phi i32 [ %tmp62, %bb61 ], [ 0, %bb43 ]
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br label %bb51
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bb48: ; preds = %bb47
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br label %bb49
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bb49: ; preds = %bb48
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%tmp50 = phi i32 [ 0, %bb48 ]
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br label %bb61
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bb51: ; preds = %bb44
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br label %bb52
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bb52: ; preds = %bb55, %bb51
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%tmp53 = phi i32 [ %tmp46, %bb51 ], [ 0, %bb55 ]
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br label %bb55
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bb54: ; preds = %bb52
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br label %bb55
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bb55: ; preds = %bb54, %bb52
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%tmp56 = phi i32 [ 0, %bb54 ], [ 0, %bb52 ]
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%tmp57 = shl i32 %tmp56, 16
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br i1 false, label %bb52, label %bb58
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bb58: ; preds = %bb55
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%tmp59 = phi i32 [ 0, %bb55 ]
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%tmp60 = phi i32 [ %tmp53, %bb55 ]
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br label %bb61
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bb61: ; preds = %bb58, %bb49
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%tmp62 = phi i32 [ %tmp59, %bb58 ], [ %tmp50, %bb49 ]
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%tmp63 = add nsw i32 %tmp45, 1
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%tmp64 = icmp eq i32 %tmp63, 0
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br i1 %tmp64, label %bb65, label %bb44
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bb65: ; preds = %bb61
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br label %bb66
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bb66: ; preds = %bb65, %bb42
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br label %bb67
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bb67: ; preds = %bb66, %bb38
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ret void
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}
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