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882d87d168
before trying to merge the block into its predecessors. This allows two-entry-phi-return.ll to be simplified into a single basic block. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@48252 91177308-0d34-0410-b5e6-96231b3b80d8
16 lines
404 B
LLVM
16 lines
404 B
LLVM
; RUN: llvm-as < %s | opt -simplifycfg | llvm-dis | not grep br
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define i1 @qux(i8* %m, i8* %n, i8* %o, i8* %p) nounwind {
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entry:
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%tmp7 = icmp eq i8* %m, %n
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br i1 %tmp7, label %bb, label %UnifiedReturnBlock
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bb:
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%tmp15 = icmp eq i8* %o, %p
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br label %UnifiedReturnBlock
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UnifiedReturnBlock:
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%result = phi i1 [ 0, %entry ], [ %tmp15, %bb ]
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ret i1 %result
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}
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