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2017 Mar 02
5
Structurizing multi-exit regions
Hi, I'm trying to solve a problem from StructurizeCFG not actually handling regions with multiple exits. Sample IR attached. StructurizeCFG doesn't touch this function, exiting early on the isTopLevelRegion check. SIAnnotateControlFlow then gets confused and ends up inserting an if into one of the blocks, and the matching end.cf into one of the return/unreachable blocks. The input to