From 6d09ab8ba2217bcf5a55f0c421d4787e223fc91b Mon Sep 17 00:00:00 2001
From: John McCall <rjmccall@apple.com>
Date: Sat, 13 Feb 2010 23:40:16 +0000
Subject: [PATCH] Make LSR not crash if invoked without target lowering info,
 e.g. if invoked from opt.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96135 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Transforms/Scalar/LoopStrengthReduce.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/Transforms/Scalar/LoopStrengthReduce.cpp b/lib/Transforms/Scalar/LoopStrengthReduce.cpp
index 8dba947d04a..d3c92e77a09 100644
--- a/lib/Transforms/Scalar/LoopStrengthReduce.cpp
+++ b/lib/Transforms/Scalar/LoopStrengthReduce.cpp
@@ -1535,10 +1535,10 @@ LSRInstance::OptimizeLoopTermCond() {
             const Type *AccessTy = getAccessType(UI->getUser());
             TargetLowering::AddrMode AM;
             AM.Scale = D->getValue()->getSExtValue();
-            if (TLI->isLegalAddressingMode(AM, AccessTy))
+            if (TLI && TLI->isLegalAddressingMode(AM, AccessTy))
               goto decline_post_inc;
             AM.Scale = -AM.Scale;
-            if (TLI->isLegalAddressingMode(AM, AccessTy))
+            if (TLI && TLI->isLegalAddressingMode(AM, AccessTy))
               goto decline_post_inc;
           }
         }