It was fixed in this commit:
https://github.com/MoarVM/MoarVM/commit/5363a0742d9ea7183200a747c2d7531e82bc5c71
samcv++
Tests needed.
On 2017-08-18 12:48:20, alex.jakime...@gmail.com wrote:
> The issue happens in Email::Simple (one of its tests is now failing,
> but it was ok in 2017.07).
>
> Here's the code:
>
> use v6;
> use Test;
> use Email::Simple;
> my $nr = "\x0a\x0d";
> my $nasty = "Subject: test{$nr}To: foo{$nr}{$nr}foo{$nr}";
> my $mail = Email::Simple.new($nasty);
> is $mail.crlf, "{$nr}", "got correct line terminator";
> is $mail.body, "foo{$nr}", "got correct body";
> is ~$mail, $nasty, "Round trip nasty";
>
>
> Result:
> ok 1 - got correct line terminator
> ok 2 - got correct body
> not ok 3 - Round trip nasty
>
> # Failed test 'Round trip nasty'
> # at t/basic.t line 9
> # expected: "Subject: test\n\rTo: foo\n\r\n\rfoo\n\r"
> # got: "Subject: test\n\rTo: foo\n\r\n\rfoo\n\r"
>
>
> Yes, it displays two strings that look identical, but (~$mail eq
> $nasty) is actually False.
>
>
> Bisected:
>
> <AlexDaniel> bisect: old=2017.07
>
https://gist.githubusercontent.com/AlexDaniel/64032cb24876d9a1cfac44a752921d20/raw/2d242fa49eef2b74da1b6626e337631463471182/basic.t
> <bisectable6> AlexDaniel, Successfully fetched the code from the
> provided URL.
> <bisectable6> AlexDaniel, Bisecting by exit code (old=2017.07
> new=1599873). Old exit code: 0
> <bisectable6> AlexDaniel, bisect log:
> https://gist.github.com/d16b49e55a1102e25b95be5df7bbf902
> <bisectable6> AlexDaniel, (2017-07-20)
>
https://github.com/rakudo/rakudo/commit/b81597bd867a0072cea6453529da89a13ede808c
>
>
> So it is due to “String concatenation improvements”, or so it seems.
