From f8fdbd17d38416dafeefc48e536fb7e489c84759 Mon Sep 17 00:00:00 2001
From: Simon Pilgrim <llvm-dev@redking.me.uk>
Date: Tue, 1 Oct 2019 11:25:38 +0000
Subject: [PATCH] DIExpression::createFragmentExpression - silence static
 analyzer DIExpression* null dereference warning with an assertion. NFCI.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@373326 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/IR/DebugInfoMetadata.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/IR/DebugInfoMetadata.cpp b/lib/IR/DebugInfoMetadata.cpp
index 3482b616853..2fe9d33ac76 100644
--- a/lib/IR/DebugInfoMetadata.cpp
+++ b/lib/IR/DebugInfoMetadata.cpp
@@ -1161,6 +1161,7 @@ Optional<DIExpression *> DIExpression::createFragmentExpression(
       Op.appendToVector(Ops);
     }
   }
+  assert(Expr && "Unknown DIExpression");
   Ops.push_back(dwarf::DW_OP_LLVM_fragment);
   Ops.push_back(OffsetInBits);
   Ops.push_back(SizeInBits);
-- 
2.50.1