make RLE preserve the name of the load that it replaces. This is just

a pretification of the IR.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60973 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Transforms/Scalar/GVN.cpp

@@ -1034,6 +1034,7 @@ bool GVN::processNonLocalLoad(LoadInst *LI,
     // Perform PHI construction.
     Value* v = GetValueForBlock(LI->getParent(), LI, BlockReplValues, true);
     LI->replaceAllUsesWith(v);
+    v->takeName(LI);
     if (isa<PointerType>(v->getType()))
       MD->invalidateCachedPointerInfo(v);
     toErase.push_back(LI);