scanf non-conformance

[Ulrich Drepper]

Kaz Kylheku <kaz@ashi.footprints.net> writes:

> Recognizing additional conversion specifiers is permitted in a
> conforming C90 scanf implementation. I believe that the behavior of
> using these is undefined; so it is the program that uses these
> extensions that fails to be strictly conforming.

Using uppercase characters for new formats and modifiers is allowed.
The a modifier violates this rule.

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