ast: Fix warning about copy elision for moved expr

gcc/rust/ChangeLog:

	* ast/rust-ast.cc (BlockExpr::normalize_tail_expr): Remove overzealous
	std::move

diff --git a/gcc/rust/ast/rust-ast.cc b/gcc/rust/ast/rust-ast.cc
index d9197e3db059716be65c76a4a36298b453830547..ce4254ac8d07a7dcb1ea117dd3aa2c44bed8f35e 100644 (file)
--- a/gcc/rust/ast/rust-ast.cc
+++ b/gcc/rust/ast/rust-ast.cc
@@ -4270,7 +4270,7 @@ BlockExpr::normalize_tail_expr ()
 
          if (!stmt.is_semicolon_followed ())
            {
-             expr = std::move (stmt.take_expr ());
+             expr = stmt.take_expr ();
              statements.pop_back ();
            }
        }