From 3e95568dcf81b5ee23faf6f1ebca0503a5a3ef53 Mon Sep 17 00:00:00 2001
From: Simon Pilgrim <llvm-dev@redking.me.uk>
Date: Sat, 18 May 2019 11:42:19 +0000
Subject: [PATCH] MIGChecker - assert we have a non-null LocationContext. NFCI.

Fixes scan-build warning.

llvm-svn: 361097
---
 clang/lib/StaticAnalyzer/Checkers/MIGChecker.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/clang/lib/StaticAnalyzer/Checkers/MIGChecker.cpp b/clang/lib/StaticAnalyzer/Checkers/MIGChecker.cpp
index bca1750db55d..6e7776bb484e 100644
--- a/clang/lib/StaticAnalyzer/Checkers/MIGChecker.cpp
+++ b/clang/lib/StaticAnalyzer/Checkers/MIGChecker.cpp
@@ -144,6 +144,8 @@ static const ParmVarDecl *getOriginParam(SVal V, CheckerContext &C,
 
 static bool isInMIGCall(CheckerContext &C) {
   const LocationContext *LC = C.getLocationContext();
+  assert(LC && "Unknown location context");
+
   const StackFrameContext *SFC;
   // Find the top frame.
   while (LC) {