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llvm-mirror/test/Regression/Transforms/CodeExtractor/2004-03-17-UpdatePHIsOutsideRegion.ll
Chris Lattner ea522fb7e4 New testcase
llvm-svn: 12488
2004-03-18 05:33:39 +00:00

24 lines
602 B
LLVM

; RUN: llvm-as < %s | opt -loop-extract -disable-output
void %maketree() {
entry:
br bool false, label %no_exit.1, label %loopexit.0
no_exit.1: ; preds = %entry, %expandbox.entry, %endif
br bool false, label %endif, label %expandbox.entry
expandbox.entry: ; preds = %no_exit.1
br bool false, label %loopexit.1, label %no_exit.1
endif: ; preds = %no_exit.1
br bool false, label %loopexit.1, label %no_exit.1
loopexit.1: ; preds = %expandbox.entry, %endif
%ic.i.0.0.4 = phi int [ 0, %expandbox.entry ], [ 0, %endif ] ; <int> [#uses=0]
ret void
loopexit.0: ; preds = %entry
ret void
}