#define TREE_OPERAND(NODE, I) (EXPR_CHECK (NODE)->exp.operands[I])
#define TREE_COMPLEXITY(NODE) (EXPR_CHECK (NODE)->exp.complexity)
+/* In a LABELED_BLOCK_EXPR node. */
+#define LABELED_BLOCK_LABEL(NODE) TREE_OPERAND (NODE, 0)
+#define LABELED_BLOCK_BODY(NODE) TREE_OPERAND (NODE, 1)
+
+/* In a EXIT_BLOCK_EXPR node. */
+#define EXIT_BLOCK_LABELED_BLOCK(NODE) TREE_OPERAND (NODE, 0)
+#define EXIT_BLOCK_RETURN(NODE) TREE_OPERAND (NODE, 1)
+
+/* In a LOOP_EXPR node. */
+#define LOOP_EXPR_BODY(NODE) TREE_OPERAND (NODE, 0)
+
/* In a EXPR_WITH_FILE_LOCATION node. */
#define EXPR_WFL_NODE(NODE) TREE_OPERAND((NODE), 0)
#define EXPR_WFL_FILENAME(NODE) (IDENTIFIER_POINTER ((NODE)->common.chain))