При выполнении команды make появляються ошибки:
expression.o: In function `Expression::processConstant(QString const&, bool*)':
expression.cpp:(.text+0x281d): undefined reference to `QString::shared_null'
expression.cpp:(.text+0x2891): undefined reference to `QString::operator=(char const*)'
expression.cpp:(.text+0x28da): undefined reference to `QString::QString(QString const&)'
expression.cpp:(.text+0x28e7): undefined reference to `QString::operator=(QString const&)'
expression.cpp:(.text+0x28f8): undefined reference to `QString::shared_null'
expression.cpp:(.text+0x28ff): undefined reference to `QStringData::deleteSelf()'
expression.cpp:(.text+0x2911): undefined reference to `QString::makeSharedNull()'
expression.o: In function `Expression::~Expression()':
expression.cpp:(.text+0xaf): undefined reference to `QStringData::deleteSelf()'
expression.o: In function `endl(kdbgstream&)':
expression.cpp:(.text._Z4endlR10kdbgstream[_Z4endlR10kdbgstream]+0x2e): undefined reference to `QString::fromUtf8(char const*, int)'
expression.cpp:(.text._Z4endlR10kdbgstream[_Z4endlR10kdbgstream]+0x39): undefined reference to `QString::operator+=(QString const&)'
expression.cpp:(.text._Z4endlR10kdbgstream[_Z4endlR10kdbgstream]+0x49): undefined reference to `QString::shared_null'
expression.cpp:(.text._Z4endlR10kdbgstream[_Z4endlR10kdbgstream]+0x50): undefined reference to `QStringData::deleteSelf()'
expression.cpp:(.text._Z4endlR10kdbgstream[_Z4endlR10kdbgstream]+0x58): undefined reference to `QChar::null'
expression.cpp:(.text._Z4endlR10kdbgstream[_Z4endlR10kdbgstream]+0x7d): undefined reference to `kdbgstream::flush()'
variable.o: In function `Variable::Variable(Variable::VariableType, QString const&)':
variable.cpp:(.text+0x66): undefined reference to `QString::shared_null'
variable.cpp:(.text+0xc1): undefined reference to `QString::makeSharedNull()'
variable.o: In function `Variable::Variable()':
variable.cpp:(.text+0xe1): undefined reference to `QString::shared_null'
variable.cpp:(.text+0x129): undefined reference to `QString::makeSharedNull()'
variable.o: In function `Variable::~Variable()':
variable.cpp:(.text+0x1c6): undefined reference to `QString::shared_null'
variable.o: In function `Variable::Variable(Variable::VariableType, QString const&)':
variable.cpp:(.text+0xbc): undefined reference to `QString::operator=(QString const&)'
variable.o: In function `Variable::~Variable()':
variable.cpp:(.text+0x1db): undefined reference to `QStringData::deleteSelf()'
collect2: error: ld returned 1 exit status
make[2]: *** [microbe] Error 1
make[2]: Leaving directory `/root/ktechlab-0.3/microbe'
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory `/root/ktechlab-0.3'
make: *** [all] Error 2