control_statement
control_statement *cs;
control_statement *cs = cstmt;
check_case_label_enum(const tnode_t *tn, const control_statement *cs)
check_duplicate_case_label(control_statement *cs, const val_t *nv)
control_statement *cs;
control_statement *cs;
static control_statement *cstmt;
control_statement *cs = cstmt;
control_statement *cs;
control_statement *cs = cstmt;
struct control_statement *c_surrounding;