s="spec value" id="val-update_type_decl_tuple"><a href="#val-update_type_decl_tuple" class="anchor"></a><code><span class="keyword">val</span> update_type_decl_tuple : <span>(<span>(<a href="../Clang_ast_t/index.html#type-decl_info">Clang_ast_t.decl_info</a> * <a href="../Clang_ast_t/index.html#type-named_decl_info">Clang_ast_t.named_decl_info</a> * <a href="../Clang_ast_t/index.html#type-type_ptr">Clang_ast_t.type_ptr</a>)</span> <span>&#45;&gt;</span> <a href="../Clang_ast_t/index.html#type-decl_info">Cla