use «chevrons» to represent string literal

[barbosso]

On Thursday, 16 January 2025 at 22:03:25 UTC, barbosso wrote:
> On Thursday, 16 January 2025 at 21:45:39 UTC, Richard (Rikki) 
> Andrew Cattermole wrote:
>> On 17/01/2025 10:43 AM, barbosso wrote:
>>> On Thursday, 16 January 2025 at 21:38:50 UTC, Richard (Rikki) 
>>> Andrew Cattermole wrote:
>>>> [...]
>>> 
>>> Do you understand what you wrote?
>>
>> Yes.
>>
>> Extended ASCII is both a character set and an encoding.
>>
>> The character set is supported as part of Unicode, the 
>> encoding is not supported as we use UTF-8 which conflicts on 
>> the 8th bit for the first byte in the code unit.
>
>
> now I see.
> UTF-8 use 1 byte to represent 128 characters ASCII
> and 2 bytes for other characters (including «chevrons»).
> So, what's the problem?

GCC and Clang can compile identifiers with Unicode symbols.