Remove unused variable and small refactor

src/cgutils.cpp

@@ -3163,18 +3163,17 @@ static Value *box_union(jl_codectx_t &ctx, const jl_cgval_t &vinfo, const SmallB
  return box_merge;
 }
 
-static Function *mangleIntrinsic(IntrinsicInst *call)
+static Function *mangleIntrinsic(IntrinsicInst *call) //mangling based on replaceIntrinsicUseWith
 {
  Intrinsic::ID ID = call->getIntrinsicID();
  auto nargs = call->arg_size();
- SmallVector<Value*, 8> args(nargs);
  SmallVector<Type*, 8> argTys(nargs);
- for (unsigned i = 0; i < nargs; i++) {
- auto arg = call->getArgOperand(i);
- args[i] = arg;
- argTys[i] = args[i]->getType();
- }
  auto oldfType = call->getFunctionType();
+ for (unsigned i = 0; i < oldfType->getNumParams(); i++) {
+ auto argi = call->getArgOperand(i);
+ argTys[i] = argi->getType();
+ }
+
  auto newfType = FunctionType::get(
  oldfType->getReturnType(),
  makeArrayRef(argTys).slice(0, oldfType->getNumParams()),
@@ -3210,7 +3209,7 @@ static void recursively_adjust_ptr_type(llvm::Value *Val, unsigned FromAS, unsig
  Inst->mutateType(PointerType::getWithSamePointeeType(cast<PointerType>(Inst->getType()), ToAS));
  recursively_adjust_ptr_type(Inst, FromAS, ToAS);
  }
- else if (isa<IntrinsicInst>(User)) { //mangling based on function_sig_t::emit_a_ccall and replaceIntrinsicWith
+ else if (isa<IntrinsicInst>(User)) { 
  IntrinsicInst *call = cast<IntrinsicInst>(User);
  call->setCalledFunction(mangleIntrinsic(call));
  }