From 2f9b19b4c9ea7a36092725a2e2c36ae2015df785 Mon Sep 17 00:00:00 2001
From: Chris Lattner <sabre@nondot.org>
Date: Sun, 6 Mar 2005 22:06:22 +0000
Subject: [PATCH] implement
 Transforms/LoopStrengthReduce/invariant_value_first_arg.ll

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@20501 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Transforms/Scalar/LoopStrengthReduce.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/Transforms/Scalar/LoopStrengthReduce.cpp b/lib/Transforms/Scalar/LoopStrengthReduce.cpp
index 7ba4b810955..d2cef4bc0b8 100644
--- a/lib/Transforms/Scalar/LoopStrengthReduce.cpp
+++ b/lib/Transforms/Scalar/LoopStrengthReduce.cpp
@@ -154,7 +154,7 @@ void LoopStrengthReduce::strengthReduceGEP(GetElementPtrInst *GEPI, Loop *L,
       inc_op_vector.push_back(ConstantInt::get(Ty, 1));
       indvar = op;
       break;
-    } else if (isa<Constant>(operand)) {
+    } else if (isa<Constant>(operand) || isa<Argument>(operand)) {
       pre_op_vector.push_back(operand);
     } else if (Instruction *inst = dyn_cast<Instruction>(operand)) {
       if (!DS->dominates(inst, Preheader->getTerminator()))