[PATCH] D20275: [SimplifyCFG] eliminate switch cases based on known range of switch condition

[Sanjay Patel via llvm-commits]

spatel added inline comments.

================
Comment at: lib/Transforms/Utils/SimplifyCFG.cpp:3870
@@ +3869,3 @@
+  unsigned ExtraSignBits = ComputeNumSignBits(Cond, DL, 0, AC, SI) - 1;
+  unsigned MinCondWidth = Bits - ExtraSignBits;
+
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davidxl wrote:
> MinCondWidth --> MaxCondWidth?
Yes, that's vague. How about "MaxSignificantBitsInCond"?


http://reviews.llvm.org/D20275