Section A.2.1.3, A.2.4, A.9.3, Syntax 5-1, Syntax 20-1
Constant declarations

In A.2.1.3 and Syntax 20-1, REMOVE

constant_declaration

In A.2.4 and Syntax 20-1, REMOVE

const_assignment

In A.9.3, REMOVE

const_identifier

In A.2.1.3 and Syntax 5-1, REPLACE

data_declaration ::=

[ lifetime ] variable_declaration

| constant_declaration

| type_declaration

WITH

data_declaration ::=

[ const ] [ lifetime ] variable_declaration

| type_declaration