chk divide 0
the 'ditionaries' in the file README
Hi, Please replace “@@” with the attachment. Otherwise, I compiled DjVuLibre with ASAN to find potential bugs. In this issue, treading 1 reads a memory chunck, which is freed in main threading.
DJVU::GThread::~GThread@GThreads.cpp:422-8___SEGV_UNKNOW
DJVU::GMonitor::enter@GThreads.cpp:512-7___SEGV_UNKNOW
DJVU::IWBitmap::Encode::init@IW44EncodeCodec.cpp:1431-35___FPE
DJVU::filter_fv@IW44EncodeCodec.cpp:499-43___SEGV_UNKNOW
DJVU::GSetImpl@GContainer.h:1143-12___heap-use-after-free