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Subject: Re: On whitespaces and new-line
From: Steve Downey (sdowney_at_[hidden])
Date: 2021-03-25 15:46:34


On Thu, Mar 25, 2021 at 4:34 PM Tom Honermann <tom_at_[hidden]> wrote:

> There are two CWG issues related to this:
>
> - CWG #1655: Line endings in raw string literals
> <https://wg21.link/cwg1655>
>
> It looks like the current text addresses this. From 1655 "Is it intended
that, for example, a CRLF in the source of a raw string literal is to be
represented as a newline character or as the original characters?"
>From the current draft: http://eel.is/c++draft/lex.string#4
[*Note 2 <http://eel.is/c++draft/full#lex.string-note-2>*:
A source-file new-line in a raw string literal results in a new-line in the
resulting execution string literal.
<http://eel.is/c++draft/full#lex.string-4.sentence-1>

Assuming no whitespace at the beginning of lines in the following example,
the assert will succeed:const char* p = R"(a\ b c)"; assert(std::strcmp(p,
"a\\\nb\nc") == 0);
— *end note*]



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