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On May 7, 2013, at 8:26 PM, zhiyuan yang <sjtu.yzy at gmail.com> wrote: > Hi, > > I am writing a loop pass to replace the backedge with an edge from latch to exit. > Now I just replace the terminator of latch with another BranchInst, and the loop will not be a loop after my pass. However, it turns out a failure of loopverify after executing my pass: > > opt:

Hi, I am writing a loop pass to replace the backedge with an edge from latch to exit. Now I just replace the terminator of latch with another BranchInst, and the loop will not be a loop after my pass. However, it turns out a failure of loopverify after executing my pass: opt: ~/llvm/llvm-trunk/include/llvm/Analysis/LoopInfoImpl.h:297: void llvm::LoopBase<N, M>::verifyLoop() const [with

...http://llvm.cs.uiuc.edu > http://lists.cs.uiuc.edu/mailman/listinfo/llvmdev > > > -- *Thank you && Best Regards,* *Zhiyuan Yang* -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.llvm.org/pipermail/llvm-dev/attachments/20130508/db3fbbee/attachment.html>