From e4a9f1b6e78f2af36f87d587a99909b7ad3c77c0 Mon Sep 17 00:00:00 2001
From: "Duncan P. N. Exon Smith" <dexonsmith@apple.com>
Date: Fri, 24 Jul 2015 18:58:32 +0000
Subject: [PATCH] DI: Strengthen block-byref cast to DIDerivedType, NFC

This code is visiting the members of a block-byref, and we know those
are all `DIDerivedType`.  Strengthen the cast.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@243138 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/CodeGen/AsmPrinter/DwarfDebug.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/CodeGen/AsmPrinter/DwarfDebug.cpp b/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
index d05df017d7a..5611ae6fcd8 100644
--- a/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
+++ b/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
@@ -189,7 +189,7 @@ const DIType *DbgVariable::getType() const {
 
     auto Elements = cast<DICompositeType>(subType)->getElements();
     for (unsigned i = 0, N = Elements.size(); i < N; ++i) {
-      auto *DT = cast<DIDerivedTypeBase>(Elements[i]);
+      auto *DT = cast<DIDerivedType>(Elements[i]);
       if (getName() == DT->getName())
         return resolve(DT->getBaseType());
     }
-- 
2.34.1