41 lines
813 B
LLVM
41 lines
813 B
LLVM
; RUN: opt -licm -enable-mssa-loop-dependency -S %s | FileCheck %s
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target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-unknown-linux-gnu"
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; CHECK-LABEL: @d()
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define dso_local void @d() {
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entry:
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br label %header
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header:
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store i32 1, i32* null, align 4
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br i1 true, label %cleanup53, label %body
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body:
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br i1 undef, label %cleanup31, label %for.cond11
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for.cond11: ; Needs branch as is
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br i1 undef, label %unreachable, label %latch
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cleanup31:
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br label %unreachable
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deadblock:
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br i1 undef, label %unreachable, label %deadblock
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cleanup53:
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%val = load i32, i32* null, align 4
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%cmpv = icmp eq i32 %val, 0
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br i1 %cmpv, label %cleanup63, label %latch
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latch:
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br label %header
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cleanup63:
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ret void
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unreachable:
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unreachable
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}
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