llvm-6502/test/Transforms/CodeExtractor/2004-03-13-LoopExtractorCrash.ll

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; RUN: llvm-as < %s | opt -loop-extract -disable-output
define void @solve() {
entry:
br label %loopentry.0
loopentry.0: ; preds = %endif.0, %entry
br i1 false, label %no_exit.0, label %loopexit.0
no_exit.0: ; preds = %loopentry.0
br i1 false, label %then.0, label %endif.0
then.0: ; preds = %no_exit.0
br i1 false, label %shortcirc_done, label %shortcirc_next
shortcirc_next: ; preds = %then.0
br label %shortcirc_done
shortcirc_done: ; preds = %shortcirc_next, %then.0
br i1 false, label %then.1, label %endif.1
then.1: ; preds = %shortcirc_done
br i1 false, label %cond_true, label %cond_false
cond_true: ; preds = %then.1
br label %cond_continue
cond_false: ; preds = %then.1
br label %cond_continue
cond_continue: ; preds = %cond_false, %cond_true
br label %return
after_ret.0: ; No predecessors!
br label %endif.1
endif.1: ; preds = %after_ret.0, %shortcirc_done
br label %endif.0
endif.0: ; preds = %endif.1, %no_exit.0
br label %loopentry.0
loopexit.0: ; preds = %loopentry.0
br i1 false, label %then.2, label %endif.2
then.2: ; preds = %loopexit.0
br i1 false, label %then.3, label %endif.3
then.3: ; preds = %then.2
br label %return
after_ret.1: ; No predecessors!
br label %endif.3
endif.3: ; preds = %after_ret.1, %then.2
br label %endif.2
endif.2: ; preds = %endif.3, %loopexit.0
br label %loopentry.1
loopentry.1: ; preds = %no_exit.1, %endif.2
br i1 false, label %no_exit.1, label %loopexit.1
no_exit.1: ; preds = %loopentry.1
br label %loopentry.1
loopexit.1: ; preds = %loopentry.1
br label %return
after_ret.2: ; No predecessors!
br label %return
return: ; preds = %after_ret.2, %loopexit.1, %then.3, %cond_continue
ret void
}