bb3763e497
This reverts commit 20f0c68fd83a0147a8ec1722bd2e848180610288. https://reviews.llvm.org/D153966#4464594 reports an optimization regression in Rust. Additionally this change has caused an unexpected 0.3% compile-time regression.
29 lines
764 B
LLVM
29 lines
764 B
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt < %s -S -passes=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(i1 %c) {
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; CHECK-LABEL: @f(
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; CHECK-NEXT: entr:
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; CHECK-NEXT: br i1 %c, label [[NEXT:%.*]], label [[EXIT:%.*]]
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; CHECK: next:
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; CHECK-NEXT: [[PAT:%.*]] = getelementptr [16 x i8], ptr @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 %c, label %next, label %exit
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next:
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%pat = getelementptr [16 x i8], ptr @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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