From mboxrd@z Thu Jan  1 00:00:00 1970
From: ludo@gnu.org (Ludovic =?UTF-8?Q?Court=C3=A8s?=)
Subject: bug#31708: 'gcc-strmov-store-file-names.patch' causes GCC segfaults
Date: Wed, 06 Jun 2018 15:29:52 +0200
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References: <87k1reuc4r.fsf@gnu.org> <87sh623v4a.fsf@netris.org>
	<87602w3m8k.fsf@netris.org>
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In-Reply-To: <87602w3m8k.fsf@netris.org> (Mark H. Weaver's message of "Tue, 05
	Jun 2018 18:24:43 -0400")
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To: Mark H Weaver <mhw@netris.org>
Cc: 31708@debbugs.gnu.org

Hi Mark,

Mark H Weaver <mhw@netris.org> skribis:

> Mark H Weaver <mhw@netris.org> writes:
>
>> Here's the declaration of QChar::byteOrderMark from qtools/qstring.h,
>> included in the doxygen tarball:
>>
>> class Q_EXPORT Q_PACKED QChar {
>> public:
>>     QChar();
>>     QChar( char c );
>>     QChar( uchar c );
>>     QChar( uchar c, uchar r );
>>     QChar( const QChar& c );
>>     QChar( ushort rc );
>>     QChar( short rc );
>>     QChar( uint rc );
>>     QChar( int rc );
>>
>>     QT_STATIC_CONST QChar null;            // 0000
>>     QT_STATIC_CONST QChar replacement;     // FFFD
>>     QT_STATIC_CONST QChar byteOrderMark;     // FEFF
>>     QT_STATIC_CONST QChar byteOrderSwapped;     // FFFE
>>     QT_STATIC_CONST QChar nbsp;            // 00A0
>>
>> and here's its definition, from qtools/qstring.cpp line 12179:
>>
>>   QT_STATIC_CONST_IMPL QChar QChar::byteOrderMark((ushort)0xfeff);
>>
>> Any suggestions?  I've managed to avoid working with C++ so far in this
>> millenium, so I'm a bit rusty.
>
> If some of these cases are difficult to work around, one option would be
> to add a new 'gcc-final/fixed' package or similar, with this bug fixed,
> and we could then add it as a 'native-input' to selected packages where
> it's needed, e.g. doxygen on armhf.

We could do that, though that means one more GCC to build, which isn=E2=80=
=99t
great.

If there are few ICEs, maybe we can just fix them individually.

Ludo=E2=80=99.