ast_t.decl</a> list</span> * <a href="../ATDGenerated/Clang_ast_t/index.html#type-decl_context_info">ATDGenerated.Clang_ast_t.decl_context_info</a>)</span> <span>&#45;&gt;</span> <a href="../ATDGenerated/Clang_ast_t/index.html#type-decl">ATDGenerated.Clang_ast_t.decl</a> <span>&#45;&gt;</span> <a href="../ATDGenerated/Clang_ast_t/index.html#type-decl">ATDGenerated.Clang_ast_t.decl</a></code></dt><dt class="spec value" id="val-update_decl_tuple"><a href="#val-update_decl_tuple" class="anchor"></a><code><span