Annex G (informative)
Ill-formed, no diagnostic required
[ifndr]
G.11
[cpp]
: Preprocessing directives
[ifndr.cpp]
G.11.1
[ifndr:cpp.cond.defined.after.macro]
Specified in:
[cpp.
cond]
1
#
If the expansion of a macro produces the preprocessing token
defined
the program is ill-formed, no diagnostic required
.
2
#
[
Example
1
:
#define
A
defined
#if
A
// IFNDR,
defined
is generated by macro replacement in controlling expression
#endif
—
end example
]