P3688 Clarify GCC behavior regarding `'\\' == '¥'`

[eisenwave]

As pointed out by SG16, whether that condition holds depends on the iconv implementation.

[frederick-vs-ja]

This seems in the scope of the core language, and is perhaps allowed as a part of implementation-defined mapping manner specified in [lex.phases]/1.1. Did SG16 intend to discuss this in a library paper?

[eisenwave]

Did SG16 intend to discuss this in a library paper?

No, it was just mentioned as a side note that the discussion in the paper isn't correct, but it has no impact on the design or wording of the proposal, and there's no intention to make a paper regarding that issue.