[llvm] r278879 - CodeGen: Avoid dereferencing end() in OptimizePHIs::OptimizeBB

[Duncan P. N. Exon Smith via llvm-commits]

Author: dexonsmith
Date: Tue Aug 16 19:43:59 2016
New Revision: 278879

URL: http://llvm.org/viewvc/llvm-project?rev=278879&view=rev
Log:
CodeGen: Avoid dereferencing end() in OptimizePHIs::OptimizeBB

Modified:
    llvm/trunk/lib/CodeGen/OptimizePHIs.cpp

Modified: llvm/trunk/lib/CodeGen/OptimizePHIs.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/OptimizePHIs.cpp?rev=278879&r1=278878&r2=278879&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/OptimizePHIs.cpp (original)
+++ llvm/trunk/lib/CodeGen/OptimizePHIs.cpp Tue Aug 16 19:43:59 2016
@@ -184,7 +184,7 @@ bool OptimizePHIs::OptimizeBB(MachineBas
       for (InstrSetIterator PI = PHIsInCycle.begin(), PE = PHIsInCycle.end();
            PI != PE; ++PI) {
         MachineInstr *PhiMI = *PI;
-        if (&*MII == PhiMI)
+        if (MII == PhiMI)
           ++MII;
         PhiMI->eraseFromParent();
       }