aa2009fe78
First step after e1133179587dd895962a2fe4d6eb0cb1e63b5ee2, in these tests, DomTree is valid afterwards, so mark them as such, so that they don't regress. In further steps, SimplifyCFG transforms shall taught to preserve DomTree, in as small steps as possible.
29 lines
772 B
LLVM
29 lines
772 B
LLVM
; 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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target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64"
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target triple = "thumbv7m-none--eabi"
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@glob = external unnamed_addr constant [16 x i8]
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define void @f() {
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; CHECK-LABEL: @f(
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; CHECK-NEXT: entr:
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; CHECK-NEXT: br i1 undef, label [[NEXT:%.*]], label [[EXIT:%.*]]
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; CHECK: next:
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; CHECK-NEXT: [[PAT:%.*]] = getelementptr [16 x i8], [16 x i8]* @glob
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; CHECK-NEXT: br label [[EXIT]]
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; CHECK: exit:
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; CHECK-NEXT: ret void
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;
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entr:
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br i1 undef, label %next, label %exit
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next:
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%pat = getelementptr [16 x i8], [16 x i8]* @glob
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br label %exit
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exit:
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ret void
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}
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