From 227c27dd0628d317fdb71e900809ff7bd39e70d2 Mon Sep 17 00:00:00 2001
From: Matthijs Kooijman <matthijs@stdin.nl>
Date: Wed, 4 Jun 2008 16:57:50 +0000
Subject: [PATCH] Replace two manual loops with calls to CallSite::hasArguments
 (no functional changes).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@51947 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Analysis/IPA/CallGraph.cpp                 |  4 +---
 lib/Transforms/IPO/DeadArgumentElimination.cpp | 12 +++++-------
 2 files changed, 6 insertions(+), 10 deletions(-)

diff --git a/lib/Analysis/IPA/CallGraph.cpp b/lib/Analysis/IPA/CallGraph.cpp
index eaa0d0181af..19d0fd51907 100644
--- a/lib/Analysis/IPA/CallGraph.cpp
+++ b/lib/Analysis/IPA/CallGraph.cpp
@@ -26,9 +26,7 @@ using namespace llvm;
 /// takes the address of the function.
 static bool isOnlyADirectCall(Function *F, CallSite CS) {
   if (!CS.getInstruction()) return false;
-  for (CallSite::arg_iterator I = CS.arg_begin(), E = CS.arg_end(); I != E; ++I)
-    if (*I == F) return false;
-  return true;
+  return !CS.hasArgument(F);
 }
 
 namespace {
diff --git a/lib/Transforms/IPO/DeadArgumentElimination.cpp b/lib/Transforms/IPO/DeadArgumentElimination.cpp
index 1ca5a3982ae..2f075ba30dc 100644
--- a/lib/Transforms/IPO/DeadArgumentElimination.cpp
+++ b/lib/Transforms/IPO/DeadArgumentElimination.cpp
@@ -331,13 +331,11 @@ void DAE::SurveyFunction(Function &F) {
           }
 
       // If the function is PASSED IN as an argument, its address has been taken
-      for (CallSite::arg_iterator AI = CS.arg_begin(), E = CS.arg_end();
-           AI != E; ++AI)
-        if (AI->get() == &F) {
-          FunctionIntrinsicallyLive = true;
-          break;
-        }
-      if (FunctionIntrinsicallyLive) break;
+      
+      if (CS.hasArgument(&F)) {
+        FunctionIntrinsicallyLive = true;
+        break;
+      }
     }
 
   if (FunctionIntrinsicallyLive) {