Matt Arsenault
							
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								01d17e7c5f
								
							
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								LowerSwitch: Fix producing invalid IR on unreachable code
							
							
							
							
							
							
							
							If a switch was in an unreachable block that branched
to a block with a phi, it would leave phis with missing
predecessors.
llvm-svn: 301064 
							
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							2017-04-21 23:54:12 +00:00 |