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Month: May 2011

Re: [trinity-devel] kdewebdev - kafkacommon.cpp:745:56: error: using temporary as lvalue [-fpermissive]

From: "David C. Rankin" <drankinatty@...>
Date: Sun, 15 May 2011 18:01:31 -0500
On 05/15/2011 06:13 AM, /dev/ammo42 wrote:
> Le Sat, 14 May 2011 22:11:41 -0500,
> "David C. Rankin"<drankinatty@...>  a écrit :
>
>> Tim, all,
>>
>>     kdevelop build fine, but I ran into a lvalue problem in kdewebdev.
>> I'm building with:
>>
>>     msg "Starting cmake..."
>>     cmake ${srcdir}/${_svnmod} \
>>       -DCMAKE_INSTALL_PREFIX=${trinity_prefix} \
>>       -DCMAKE_VERBOSE_MAKEFILE=ON \
>>       -DQT_VERSION=3 \
>>       -DCMAKE_CXX_FLAGS="-fpermissive" \
>>       -DWITH_T1LIB=ON \
>>       -DWITH_LIBPAPER=ON \
>>       -DWITH_TIFF=ON \
>>       -DWITH_OPENEXR=ON \
>>       -DWITH_PAM=ON \
>>       -DBUILD_ALL=ON
>>     make
>>
>>     The error is:
>>
>> [ 77%] Building CXX object
>> quanta/parts/kafka/CMakeFiles/kafkalibrary-static.dir/kafkacommon.cpp.o
>> cd /build/src/build/quanta/parts/kafka&&  /usr/bin/c++
>> -DHAVE_CONFIG_H -DQT_NO_ASCII_CAST -DQT_CLEAN_NAMESPACE -DQT_NO_STL
>> -DQT_NO_COMPAT -DQT_NO_TRANSLATION -DQT_THREAD_SUPPORT -D_REENTRANT
>> -march=x86-64 -mtune=generic -O2 -pipe  -include tqt.h
>> -I/build/src/build/quanta/parts/kafka -I/build/src/kdewebdev/lib
>> -I/build/src/kdewebdev/quanta/src
>> -I/build/src/kdewebdev/quanta/project
>> -I/build/src/kdewebdev/quanta/parsers
>> -I/build/src/kdewebdev/quanta/utility
>> -I/build/src/kdewebdev/quanta/treeviews -I/opt/trinity/include
>> -I/opt/qt/include -I/opt/qt/include/tqt   -include tqt.h -fPIC -o
>> CMakeFiles/kafkalibrary-static.dir/kafkacommon.cpp.o
>> -c /build/src/kdewebdev/quanta/parts/kafka/kafkacommon.cpp /build/src/kdewebdev/quanta/parts/kafka/kafkacommon.cpp:
>> In static member function 'static void
>> kafkaCommon::fitsNodesPosition(Node*, int, int, int,
>> int)': /build/src/kdewebdev/quanta/parts/kafka/kafkacommon.cpp:745:56:
>> error: using temporary as lvalue
>> [-fpermissive] /build/src/kdewebdev/quanta/parts/kafka/kafkacommon.cpp:746:55:
>> error: using temporary as lvalue
>> [-fpermissive] /build/src/kdewebdev/quanta/parts/kafka/kafkacommon.cpp:747:57:
>> error: using temporary as lvalue
>> [-fpermissive] /build/src/kdewebdev/quanta/parts/kafka/kafkacommon.cpp:748:56:
>> error: using temporary as lvalue
>> [-fpermissive] /build/src/kdewebdev/quanta/parts/kafka/kafkacommon.cpp:752:56:
>> error: using temporary as lvalue
>> [-fpermissive] /build/src/kdewebdev/quanta/parts/kafka/kafkacommon.cpp:753:57:
>> error: using temporary as lvalue [-fpermissive] make[2]: ***
>> [quanta/parts/kafka/CMakeFiles/kafkalibrary-static.dir/kafkacommon.cpp.o]
>> Error 1 make[2]: Leaving directory `/build/src/build' make[1]: ***
>> [quanta/parts/kafka/CMakeFiles/kafkalibrary-static.dir/all] Error 2
>> make[1]: Leaving directory `/build/src/build' make: *** [all] Error 2
>> ==>  ERROR: A failure occurred in build(). Aborting...
>>
>>     I'm not that swift at debugging, but I know enough to know an
>> lvalue problem -- ain't in my build script :p
> The code is obviously wrong, I even wonder why older gcc allowed such
> code.
> Does this kludge^Wpatch help (the patch is attached)?
>
>
>
>
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Patch applied, but it looks like it got worse :)

[ 10%] Building CXX object 
quanta/utility/CMakeFiles/utility-static.dir/quantacommon.cpp.o
cd /build/src/build/quanta/utility && /usr/bin/c++   -DHAVE_CONFIG_H 
-DQT_NO_ASCII_CAST -DQT_CLEAN_NAMESPACE -DQT_NO_STL -DQT_NO_COMPAT 
-DQT_NO_TRANSLATION -DQT_THREAD_SUPPORT -D_REENTRANT -march=x86-64 
-mtune=generic -O2 -pipe  -include tqt.h -I/build/src/build/quanta/utility 
-I/build/src/kdewebdev/lib -I/build/src/kdewebdev/quanta/parsers 
-I/build/src/kdewebdev/quanta/src 
-I/build/src/kdewebdev/quanta/dialogs/tagdialogs 
-I/build/src/kdewebdev/quanta/utility -I/build/src/kdewebdev/quanta/messages 
-I/build/src/kdewebdev/quanta/parts/kafka -I/build/src/kdewebdev/quanta/project 
-I/opt/trinity/include -I/opt/qt/include -I/opt/qt/include/tqt   -include tqt.h 
-fPIC -o CMakeFiles/utility-static.dir/quantacommon.cpp.o -c 
/build/src/kdewebdev/quanta/utility/quantacommon.cpp
In file included from /build/src/kdewebdev/quanta/parsers/parser.h:28:0,
                  from /build/src/kdewebdev/quanta/utility/quantacommon.h:23,
                  from /build/src/kdewebdev/quanta/utility/quantacommon.cpp:57:
/build/src/kdewebdev/quanta/parsers/tag.h: In member function 'TagAttr* 
Tag::getAttribute_gcc46(uint) const':
/build/src/kdewebdev/quanta/parsers/tag.h:92:63: error: no match for 'operator+' 
in '((const Tag*)this)->Tag::attrs + index'
/build/src/kdewebdev/quanta/parsers/tag.h:92:63: note: candidates are:
/opt/qt/include/qvaluelist.h:615:34: note: QValueList<T> 
QValueList<T>::operator+(const QValueList<T>&) const [with T = TagAttr]
/opt/qt/include/qvaluelist.h:615:34: note:   no known conversion for argument 1 
from 'uint' to 'const QValueList<TagAttr>&'
/opt/qt/include/qcstring.h:355:32: note: const QCString operator+(const 
QCString&, const QCString&)
/opt/qt/include/qcstring.h:355:32: note:   no known conversion for argument 1 
from 'const QValueList<TagAttr>' to 'const QCString&'
/opt/qt/include/qcstring.h:363:32: note: const QCString operator+(const 
QCString&, const char*)
/opt/qt/include/qcstring.h:363:32: note:   no known conversion for argument 1 
from 'const QValueList<TagAttr>' to 'const QCString&'
/opt/qt/include/qcstring.h:370:32: note: const QCString operator+(const char*, 
const QCString&)
/opt/qt/include/qcstring.h:370:32: note:   no known conversion for argument 1 
from 'const QValueList<TagAttr>' to 'const char*'
/opt/qt/include/qcstring.h:377:32: note: const QCString operator+(const 
QCString&, char)
/opt/qt/include/qcstring.h:377:32: note:   no known conversion for argument 1 
from 'const QValueList<TagAttr>' to 'const QCString&'
/opt/qt/include/qcstring.h:384:32: note: const QCString operator+(char, const 
QCString&)
/opt/qt/include/qcstring.h:384:32: note:   no known conversion for argument 1 
from 'const QValueList<TagAttr>' to 'char'
/opt/qt/include/qstring.h:1038:31: note: const QString operator+(const QString&, 
const QString&)
/opt/qt/include/qstring.h:1038:31: note:   no known conversion for argument 1 
from 'const QValueList<TagAttr>' to 'const QString&'
/opt/qt/include/qstring.h:1046:31: note: const QString operator+(const QString&, 
const char*)
/opt/qt/include/qstring.h:1046:31: note:   no known conversion for argument 1 
from 'const QValueList<TagAttr>' to 'const QString&'
/opt/qt/include/qstring.h:1053:31: note: const QString operator+(const char*, 
const QString&)
/opt/qt/include/qstring.h:1053:31: note:   no known conversion for argument 1 
from 'const QValueList<TagAttr>' to 'const char*'
/opt/qt/include/qstring.h:1061:31: note: const QString operator+(const QString&, 
QChar)
/opt/qt/include/qstring.h:1061:31: note:   no known conversion for argument 1 
from 'const QValueList<TagAttr>' to 'const QString&'
/opt/qt/include/qstring.h:1068:31: note: const QString operator+(const QString&, 
char)
/opt/qt/include/qstring.h:1068:31: note:   no known conversion for argument 1 
from 'const QValueList<TagAttr>' to 'const QString&'
/opt/qt/include/qstring.h:1075:31: note: const QString operator+(QChar, const 
QString&)
/opt/qt/include/qstring.h:1075:31: note:   no known conversion for argument 1 
from 'const QValueList<TagAttr>' to 'QChar'
/opt/qt/include/qstring.h:1083:31: note: const QString operator+(char, const 
QString&)
/opt/qt/include/qstring.h:1083:31: note:   no known conversion for argument 1 
from 'const QValueList<TagAttr>' to 'char'
/opt/qt/include/qpoint.h:156:21: note: const QPoint operator+(const QPoint&, 
const QPoint&)
/opt/qt/include/qpoint.h:156:21: note:   no known conversion for argument 1 from 
'const QValueList<TagAttr>' to 'const QPoint&'
/opt/qt/include/qsize.h:170:20: note: const QSize operator+(const QSize&, const 
QSize&)
/opt/qt/include/qsize.h:170:20: note:   no known conversion for argument 1 from 
'const QValueList<TagAttr>' to 'const QSize&'
make[2]: *** [quanta/utility/CMakeFiles/utility-static.dir/quantacommon.cpp.o] 
Error 1
make[2]: Leaving directory `/build/src/build'
make[1]: *** [quanta/utility/CMakeFiles/utility-static.dir/all] Error 2
make[1]: Leaving directory `/build/src/build'
make: *** [all] Error 2
==> ERROR: A failure occurred in build().
     Aborting...


-- 
David C. Rankin, J.D.,P.E.