From: Sanjoy Das <sanjoy@playingwithpointers.com>
Date: Thu, 12 Nov 2015 20:51:49 +0000 (+0000)
Subject: [ImplicitNulls] Fix wrapping by breaking up a condition, NFC
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=13036d4421ad57e5b1d9ea98e31b9a67a56dd7fe;p=oota-llvm.git

[ImplicitNulls] Fix wrapping by breaking up a condition, NFC

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@252947 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/CodeGen/ImplicitNullChecks.cpp b/lib/CodeGen/ImplicitNullChecks.cpp
index 8e24c860c05..dbfdbe9d6a6 100644
--- a/lib/CodeGen/ImplicitNullChecks.cpp
+++ b/lib/CodeGen/ImplicitNullChecks.cpp
@@ -225,10 +225,10 @@ bool ImplicitNullChecks::analyzeBlockForNullChecks(
     MachineBasicBlock &MBB, SmallVectorImpl<NullCheck> &NullCheckList) {
   typedef TargetInstrInfo::MachineBranchPredicate MachineBranchPredicate;
 
-  MDNode *BranchMD =
-      MBB.getBasicBlock()
-          ? MBB.getBasicBlock()->getTerminator()->getMetadata(LLVMContext::MD_make_implicit)
-          : nullptr;
+  MDNode *BranchMD = nullptr;
+  if (auto *BB = MBB.getBasicBlock())
+    BranchMD = BB->getTerminator()->getMetadata(LLVMContext::MD_make_implicit);
+
   if (!BranchMD)
     return false;