Macro names imbedded in pp-numbers [repost]

[Doug Gwyn]

In article <12570031 at hpclwjm.HP.COM> walter at hpclwjm.HP.COM (Walter Murray) writes:
>Because <0x7e-getchar> doesn't match any of these, the constraint
>is violated, the program is illegal, and a diagnostic must be produced.

Right, and thus this is not a "quiet change".
Fixing the source code might be a nuisance, but fortunately the
cases where it would be necessary are exceedingly rare.