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GetBestDestForJumpOnUndef() assumes there is at least 1 successor, which isn't true if the block ends in an indirect branch with no successors. Fix this by bailing out earlier in this case. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160546 91177308-0d34-0410-b5e6-96231b3b80d8
9 lines
151 B
LLVM
9 lines
151 B
LLVM
; RUN: opt < %s -jump-threading
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; PR 13405
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; Just check that it doesn't crash / assert
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define i32 @f() nounwind {
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entry:
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indirectbr i8* undef, []
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}
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