clang: Remove unnecessary pointer bitcast

Author: arsenm

clang/lib/CodeGen/CGExprScalar.cpp

@@ -1540,7 +1540,7 @@ Value *ScalarExprEmitter::EmitScalarConversion(Value *Src, QualType SrcType,
   if (auto DstPT = dyn_cast<llvm::PointerType>(DstTy)) {
     // The source value may be an integer, or a pointer.
     if (isa<llvm::PointerType>(SrcTy))
-      return Builder.CreateBitCast(Src, DstTy, "conv");
+      return Src;
 
     assert(SrcType->isIntegerType() && "Not ptr->ptr or int->ptr conversion?");
     // First, convert to the correct width so that we control the kind of