bug#3687: 23.1.50; inconsistency in multibyte eight-bit regexps [PATCH]

[Stefan Monnier]

>> To match raw bytes, just write them. They are not special in regexp syntax 
>> and need no escaping.

Right: the proposal has nothing to do with how raw-bytes are added into
strings or buffers.

> And one more question about this part: if hex and octal escapes are
> reserved for raw bytes, then what is \123456 and its ilk, i.e. octal
> escapes whose values are above 255 decimal?  Are they errors to be
> signaled about?

This question is about how to write raw bytes in a string's printed
representation, which is orthogonal: we already have escape sequences
for that and Mattias doesn't propose any changes in this respect.


        Stefan