From fe34df595129de2a0e88109c3d49717552e10223 Mon Sep 17 00:00:00 2001
From: Davide Italiano <davide@freebsd.org>
Date: Sat, 30 Sep 2017 21:16:56 +0000
Subject: [PATCH] [ExpressionParser] Prefer isa<> to dyn_cast<>. NFCI.

The result type is unused anyway.

llvm-svn: 314602
---
 lldb/source/Plugins/ExpressionParser/Clang/ClangExpressionDeclMap.cpp | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/lldb/source/Plugins/ExpressionParser/Clang/ClangExpressionDeclMap.cpp b/lldb/source/Plugins/ExpressionParser/Clang/ClangExpressionDeclMap.cpp
index d102fb4..b90247a 100644
--- a/lldb/source/Plugins/ExpressionParser/Clang/ClangExpressionDeclMap.cpp
+++ b/lldb/source/Plugins/ExpressionParser/Clang/ClangExpressionDeclMap.cpp
@@ -2015,8 +2015,7 @@ void ClangExpressionDeclMap::AddOneFunction(NameSearchContext &context,
 
     if (!extern_c) {
       TypeSystem *type_system = function->GetDeclContext().GetTypeSystem();
-      if (ClangASTContext *src_ast =
-              llvm::dyn_cast<ClangASTContext>(type_system)) {
+      if (llvm::isa<ClangASTContext>(type_system)) {
         clang::DeclContext *src_decl_context =
             (clang::DeclContext *)function->GetDeclContext()
                 .GetOpaqueDeclContext();
-- 
2.7.4