[llvm-commits] CVS: llvm/lib/Transforms/Scalar/InstructionCombining.cpp

[Zhou Sheng]

Changes in directory llvm/lib/Transforms/Scalar:

InstructionCombining.cpp updated: 1.701 -> 1.702
---
Log message:

Use UnknownBIts[BitWidth-1] instead of UnknownBIts & SignBits.


---
Diffs of the changes:  (+1 -1)

 InstructionCombining.cpp |    2 +-
 1 files changed, 1 insertion(+), 1 deletion(-)


Index: llvm/lib/Transforms/Scalar/InstructionCombining.cpp
diff -u llvm/lib/Transforms/Scalar/InstructionCombining.cpp:1.701 llvm/lib/Transforms/Scalar/InstructionCombining.cpp:1.702
--- llvm/lib/Transforms/Scalar/InstructionCombining.cpp:1.701	Tue Mar 27 22:02:21 2007
+++ llvm/lib/Transforms/Scalar/InstructionCombining.cpp	Wed Mar 28 00:15:57 2007
@@ -851,7 +851,7 @@
   Min = KnownOne;
   Max = KnownOne|UnknownBits;
   
-  if ((SignBit & UnknownBits) != 0) { // Sign bit is unknown
+  if (UnknownBits[BitWidth-1]) { // Sign bit is unknown
     Min |= SignBit;
     Max &= ~SignBit;
   }