Michael Gottesman
							
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								f15c0bb495
								
							
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								Fixed an infinite loop in the block escape in analysis in ObjCARC caused by 2x blocks each assigned a value via a phi-node causing each to depend on the other.
							
							
							
							
							
							
							
							A test case is provided as well.
llvm-svn: 172368 
							
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							2013-01-13 22:12:06 +00:00 |