[Digikam-devel] [Bug 273765] replacing pgf files with an open digikam lead to reproducible crash

Sat Jun 18 19:02:06 BST 2011

https://bugs.kde.org/show_bug.cgi?id=273765

--- Comment #33 from Gilles Caulier <caulier gilles gmail com>  2011-06-18 20:02:02 ---
Raphael,

use test compilation mode from KDE sdk, more GCC warnings options are turned
on. I can see this :

[ 55%] Building CXX object
core/digikam/CMakeFiles/digikamdatabase.dir/__/libs/3rdparty/libpgf/Decoder.cpp.o 
In file included from
/mnt/data/devel/GIT/2.x/core/libs/3rdparty/libpgf/Decoder.cpp:29:               
/mnt/data/devel/GIT/2.x/core/libs/3rdparty/libpgf/Decoder.h: In constructor
‘CDecoder::CMacroBlock::CMacroBlock(CDecoder*)’:
/mnt/data/devel/GIT/2.x/core/libs/3rdparty/libpgf/Decoder.h:74: attention :
‘CDecoder::CMacroBlock::m_decoder’ will be initialized after
/mnt/data/devel/GIT/2.x/core/libs/3rdparty/libpgf/Decoder.h:62: attention :  
‘ROIBlockHeader CDecoder::CMacroBlock::m_header’
/mnt/data/devel/GIT/2.x/core/libs/3rdparty/libpgf/Decoder.h:52: attention :  
when initialized here
/mnt/data/devel/GIT/2.x/core/libs/3rdparty/libpgf/Decoder.h: In constructor
‘CDecoder::CDecoder(CPGFStream*, PGFPreHeader&, PGFHeader&, PGFPostHeader&,
UINT32*&, bool)’:
/mnt/data/devel/GIT/2.x/core/libs/3rdparty/libpgf/Decoder.h:180: attention :
‘CDecoder::m_encodedHeaderLength’ will be initialized after
/mnt/data/devel/GIT/2.x/core/libs/3rdparty/libpgf/Decoder.h:179: attention :  
‘UINT64 CDecoder::m_streamSizeEstimation’
/mnt/data/devel/GIT/2.x/core/libs/3rdparty/libpgf/Decoder.cpp:65: attention :  
when initialized here
/mnt/data/devel/GIT/2.x/core/libs/3rdparty/libpgf/Decoder.h:185: attention :
‘CDecoder::m_macroBlocksAvailable’ will be initialized after
/mnt/data/devel/GIT/2.x/core/libs/3rdparty/libpgf/Decoder.h:183: attention :  
‘int CDecoder::m_currentBlockIndex’
/mnt/data/devel/GIT/2.x/core/libs/3rdparty/libpgf/Decoder.cpp:65: attention :  
when initialized here
[ 55%] Building CXX object
core/digikam/CMakeFiles/digikamdatabase.dir/__/libs/3rdparty/libpgf/Encoder.cpp.o
In file included from
/mnt/data/devel/GIT/2.x/core/libs/3rdparty/libpgf/Encoder.cpp:29:               
/mnt/data/devel/GIT/2.x/core/libs/3rdparty/libpgf/Encoder.h: In constructor
‘CEncoder::CMacroBlock::CMacroBlock(CEncoder*)’:
/mnt/data/devel/GIT/2.x/core/libs/3rdparty/libpgf/Encoder.h:82: attention :
‘CEncoder::CMacroBlock::m_encoder’ will be initialized after
/mnt/data/devel/GIT/2.x/core/libs/3rdparty/libpgf/Encoder.h:63: attention :  
‘ROIBlockHeader CEncoder::CMacroBlock::m_header’
/mnt/data/devel/GIT/2.x/core/libs/3rdparty/libpgf/Encoder.h:52: attention :  
when initialized here
/mnt/data/devel/GIT/2.x/core/libs/3rdparty/libpgf/Encoder.h: In constructor
‘CEncoder::CEncoder(CPGFStream*, PGFPreHeader, PGFHeader, const PGFPostHeader&,
UINT32*&, bool)’:
/mnt/data/devel/GIT/2.x/core/libs/3rdparty/libpgf/Encoder.h:188: attention :
‘CEncoder::m_forceWriting’ will be initialized after
/mnt/data/devel/GIT/2.x/core/libs/3rdparty/libpgf/Encoder.h:186: attention :  
‘UINT8 CEncoder::m_nLevels’
/mnt/data/devel/GIT/2.x/core/libs/3rdparty/libpgf/Encoder.cpp:67: attention :  
when initialized here
[ 55%] Building CXX object
core/digikam/CMakeFiles/digikamdatabase.dir/__/libs/3rdparty/libpgf/PGFimage.cpp.o
In file included from
/mnt/data/devel/GIT/2.x/core/libs/3rdparty/libpgf/PGFimage.cpp:30:              
/mnt/data/devel/GIT/2.x/core/libs/3rdparty/libpgf/Decoder.h: In constructor
‘CDecoder::CMacroBlock::CMacroBlock(CDecoder*)’:
/mnt/data/devel/GIT/2.x/core/libs/3rdparty/libpgf/Decoder.h:74: attention :
‘CDecoder::CMacroBlock::m_decoder’ will be initialized after
/mnt/data/devel/GIT/2.x/core/libs/3rdparty/libpgf/Decoder.h:62: attention :  
‘ROIBlockHeader CDecoder::CMacroBlock::m_header’
/mnt/data/devel/GIT/2.x/core/libs/3rdparty/libpgf/Decoder.h:52: attention :  
when initialized here
In file included from
/mnt/data/devel/GIT/2.x/core/libs/3rdparty/libpgf/PGFimage.cpp:31:
/mnt/data/devel/GIT/2.x/core/libs/3rdparty/libpgf/Encoder.h: In constructor
‘CEncoder::CMacroBlock::CMacroBlock(CEncoder*)’:
/mnt/data/devel/GIT/2.x/core/libs/3rdparty/libpgf/Encoder.h:82: attention :
‘CEncoder::CMacroBlock::m_encoder’ will be initialized after
/mnt/data/devel/GIT/2.x/core/libs/3rdparty/libpgf/Encoder.h:63: attention :  
‘ROIBlockHeader CEncoder::CMacroBlock::m_header’
/mnt/data/devel/GIT/2.x/core/libs/3rdparty/libpgf/Encoder.h:52: attention :  
when initialized here
/mnt/data/devel/GIT/2.x/core/libs/3rdparty/libpgf/PGFimage.h: In constructor
‘CPGFImage::CPGFImage()’:
/mnt/data/devel/GIT/2.x/core/libs/3rdparty/libpgf/PGFimage.h:509: attention :
‘CPGFImage::m_cbArg’ will be initialized after
/mnt/data/devel/GIT/2.x/core/libs/3rdparty/libpgf/PGFimage.h:502: attention :  
‘bool CPGFImage::m_levelwise’
/mnt/data/devel/GIT/2.x/core/libs/3rdparty/libpgf/PGFimage.cpp:56: attention : 
 when initialized here
[ 55%] Building CXX object
core/digikam/CMakeFiles/digikamdatabase.dir/__/libs/3rdparty/libpgf/PGFstream.cpp.o
[ 55%] Building CXX object
core/digikam/CMakeFiles/digikamdatabase.dir/__/libs/3rdparty/libpgf/Subband.cpp.o 
In file included from
/mnt/data/devel/GIT/2.x/core/libs/3rdparty/libpgf/Subband.cpp:30:               
/mnt/data/devel/GIT/2.x/core/libs/3rdparty/libpgf/Encoder.h: In constructor
‘CEncoder::CMacroBlock::CMacroBlock(CEncoder*)’:
/mnt/data/devel/GIT/2.x/core/libs/3rdparty/libpgf/Encoder.h:82: attention :
‘CEncoder::CMacroBlock::m_encoder’ will be initialized after
/mnt/data/devel/GIT/2.x/core/libs/3rdparty/libpgf/Encoder.h:63: attention :  
‘ROIBlockHeader CEncoder::CMacroBlock::m_header’
/mnt/data/devel/GIT/2.x/core/libs/3rdparty/libpgf/Encoder.h:52: attention :  
when initialized here
In file included from
/mnt/data/devel/GIT/2.x/core/libs/3rdparty/libpgf/Subband.cpp:31:
/mnt/data/devel/GIT/2.x/core/libs/3rdparty/libpgf/Decoder.h: In constructor
‘CDecoder::CMacroBlock::CMacroBlock(CDecoder*)’:
/mnt/data/devel/GIT/2.x/core/libs/3rdparty/libpgf/Decoder.h:74: attention :
‘CDecoder::CMacroBlock::m_decoder’ will be initialized after
/mnt/data/devel/GIT/2.x/core/libs/3rdparty/libpgf/Decoder.h:62: attention :  
‘ROIBlockHeader CDecoder::CMacroBlock::m_header’
/mnt/data/devel/GIT/2.x/core/libs/3rdparty/libpgf/Decoder.h:52: attention :  
when initialized here
[ 55%] Building CXX object
core/digikam/CMakeFiles/digikamdatabase.dir/__/libs/3rdparty/libpgf/WaveletTransform.cpp.o
[ 55%] Building CXX object
core/digikam/CMakeFiles/digikamdatabase.dir/__/libs/threadimageio/pgfutils.cpp.o 
Linking CXX shared library ../../lib/libdigikamdatabase.so                      

I will fix it tomorow...

Gilles Caulier

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