[lldb] Fix windows build after getASTContext() change

diff --git a/lldb/unittests/SymbolFile/PDB/SymbolFilePDBTests.cpp b/lldb/unittests/SymbolFile/PDB/SymbolFilePDBTests.cpp
index e8a8690..c0163f6 100644 (file)
--- a/lldb/unittests/SymbolFile/PDB/SymbolFilePDBTests.cpp
+++ b/lldb/unittests/SymbolFile/PDB/SymbolFilePDBTests.cpp
@@ -437,10 +437,9 @@ TEST_F(SymbolFilePDBTests, TestClassInNamespace) {
       llvm::dyn_cast_or_null<ClangASTContext>(&clang_ast_ctx_or_err.get());
   EXPECT_NE(nullptr, clang_ast_ctx);
 
-  auto ast_ctx = clang_ast_ctx->getASTContext();
-  EXPECT_NE(nullptr, ast_ctx);
+  clang::ASTContext &ast_ctx = clang_ast_ctx->getASTContext();
 
-  auto tu = ast_ctx->getTranslationUnitDecl();
+  auto tu = ast_ctx.getTranslationUnitDecl();
   EXPECT_NE(nullptr, tu);
 
   symfile->ParseDeclsForContext(CompilerDeclContext(