Cause: Use of `||` token in expressions
is not in ANSI`s grammar. This corresponds to the binary_add_op`s reduction
to a CAT_ in plsql.y
Action: none

Relared Errors:
PLS-01401:
Identifier over 18 characters long
PLS-01402: Use
of quoted identifier
PLS-01403:
Comment delimiters /* */
PLS-01404: ANSI
Identifiers can only consist of letters, digits, and the underscore
character
PLS-01405:
Under ANSI`s grammar, numeric data represented in exponent notationmust use an
uppe
PLS-01406: An
identifier has been found that is considered a keyword in ANSI`s grammar but
not
PLS-01407: One
of the identifiers CHAR, CHARACTER, or INTEGER has been redefined by the
progra
PLS-01408: Use
of `&` token
PLS-01409: Use
of `PRIOR_` token
PLS-01410: Use
of `MOD` token