[llvm-commits] [llvm] r88868 - /llvm/trunk/lib/Analysis/LazyValueInfo.cpp

[Chris Lattner]

Author: lattner
Date: Sun Nov 15 14:01:24 2009
New Revision: 88868

URL: http://llvm.org/viewvc/llvm-project?rev=88868&view=rev
Log:
fix a logic error that would cause LVI-JT to miscompile
some conditionals

Modified:
    llvm/trunk/lib/Analysis/LazyValueInfo.cpp

Modified: llvm/trunk/lib/Analysis/LazyValueInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Analysis/LazyValueInfo.cpp?rev=88868&r1=88867&r2=88868&view=diff

==============================================================================
--- llvm/trunk/lib/Analysis/LazyValueInfo.cpp (original)
+++ llvm/trunk/lib/Analysis/LazyValueInfo.cpp Sun Nov 15 14:01:24 2009
@@ -550,7 +550,7 @@
         return False;
     } else if (Pred == ICmpInst::ICMP_NE) {
       // !C1 != C -> true iff C1 == C.
-      Res = ConstantFoldCompareInstOperands(ICmpInst::ICMP_EQ,
+      Res = ConstantFoldCompareInstOperands(ICmpInst::ICMP_NE,
                                             Result.getNotConstant(), C, TD);
       if (Res->isNullValue())
         return True;