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llvm-mirror/test/Transforms/LICM/2003-02-27-NestedLoopExitBlocks.ll
Eric Christopher a62270de2c Revert "Temporarily Revert "Add basic loop fusion pass.""
The reversion apparently deleted the test/Transforms directory.

Will be re-reverting again.

llvm-svn: 358552
2019-04-17 04:52:47 +00:00

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451 B
LLVM

; Exit blocks need to be updated for all nested loops...
; RUN: opt < %s -loop-simplify
define i32 @yyparse() {
bb0:
br i1 false, label %UnifiedExitNode, label %bb19
bb19: ; preds = %bb28, %bb0
br i1 false, label %bb28, label %UnifiedExitNode
bb28: ; preds = %bb32, %bb19
br i1 false, label %bb32, label %bb19
bb32: ; preds = %bb28
br i1 false, label %UnifiedExitNode, label %bb28
UnifiedExitNode: ; preds = %bb32, %bb19, %bb0
ret i32 0
}