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Hello, I've encountered a problem similar to 'lost-copy' when using the StrongPhiElimination and wonder whether it is a incompatibility issue between the two different algorithms used in StrongPhiElimination.cpp. The StrongPhiElimination is mostly based on the algorithm in Zoran Budimilic et al's "Fast Copy Coalescing and Live-Range Identification" ([1]), while the 'Copy Insertion' part is from Preston Briggs et al's "Practical Improvements to the Construction and Destruction of Static Single Assignment Form" ([2]). The test case I have is as f...