diff --git a/flang/lib/Lower/OpenACC.cpp b/flang/lib/Lower/OpenACC.cpp
--- a/flang/lib/Lower/OpenACC.cpp
+++ b/flang/lib/Lower/OpenACC.cpp
@@ -99,7 +99,6 @@
   if (loopDirective.v == llvm::acc::ACCD_loop) {
     auto &firOpBuilder = converter.getFirOpBuilder();
     auto currentLocation = converter.getCurrentLocation();
-    llvm::ArrayRef<mlir::Type> argTy;
 
     // Add attribute extracted from clauses.
     const auto &accClauseList =
diff --git a/flang/runtime/io-stmt.h b/flang/runtime/io-stmt.h
--- a/flang/runtime/io-stmt.h
+++ b/flang/runtime/io-stmt.h
@@ -162,7 +162,7 @@
   bool lastWasUndelimitedCharacter{false};
 };
 template <>
-class ListDirectedStatementState<Direction::Input>
+struct ListDirectedStatementState<Direction::Input>
     : public FormattedIoStatementState {
 public:
   // Skips value separators, handles repetition and null values.