main.o(.text+0x182):main.cpp: undefined reference to `_imp___ZN12QApplicationC1ERiPPci' main.o(.text+0x1c5):main.cpp: undefined reference to `_imp___ZN7QWidgetC1EPS_6QFlagsIN2Qt10WindowTypeEE' main.o(.text+0x1f6):main.cpp: undefined reference to `_imp___ZN7QWidget14setWindowTitleERK7QString' main.o(.text+0x28d):main.cpp: undefined reference to `_imp___ZN12QApplication4execEv' main.o(.text+0x2aa):main.cpp: undefined reference to `QWidget::~QWidget()' main.o(.text+0x2bf):main.cpp: undefined reference to `QApplication::~QApplication()' main.o(.text+0x2ee):main.cpp: undefined reference to `QWidget::~QWidget()' main.o(.text+0x31b):main.cpp: undefined reference to `QApplication::~QApplication()' main.o(.text$_ZN7QStringD1Ev[QString::~QString()]+0x20):main.cpp: undefined reference to `_imp___ZN7QString4freeEPNS_4DataE' main.o(.text$_ZN7QStringC1EPKc[QString::QString(char const*)]+0x19):main.cpp: undefined reference to `_imp___ZN7QString16fromAscii_helperEPKci' collect2: ld returned 1 exit status
找不到 D:\Program Files\qt\qt-win-opensource-src-4.4.3\qmake\project.o mingw32-make: *** No rule to make target `D:\Program', needed by `project.o'. S top. Building qmake failed, return code 2