标题:Qt valgrind內存洩漏分析..
作者:yishiang0217
日期:2017-07-25 10:18
内容:
開發平台(Platform): (Ex: Win10, Linux, ...)
VMWare-Ubuntu 16.04
編譯器(Ex: GCC, clang, VC++...)
gcc
問題(Question)：
各位板友大家好，
剛剛隨意開一個新的QDialog專案，沒有新增任何程式碼，
直接於command line輸入「valgrind --tool=memcheck --leak-check=full ./Test」
視窗程式出現後再將之關閉，分析結果出現一堆錯誤..
--
(上面省略)
==7722== 3,928 bytes in 1 blocks are definitely lost in loss record 7,377 of 7,430
==7722==at 0x4C2FB55: calloc (in /usr/lib/valgrind/vgpreload_
memcheck-amd64-linux.so)
==7722==by 0x1B032FBD: ??? (in /usr/lib/x86_64-linux-gnu/dri/vmwgfx_dri.so)
==7722==by 0x1B031727: ??? (in /usr/lib/x86_64-linux-gnu/dri/vmwgfx_dri.so)
==7722==by 0x1B031DCE: ??? (in /usr/lib/x86_64-linux-gnu/dri/vmwgfx_dri.so)
==7722==by 0x1AA4F3D5: ??? (in /usr/lib/x86_64-linux-gnu/dri/vmwgfx_dri.so)
==7722==by 0x1AD0FF9B: ??? (in /usr/lib/x86_64-linux-gnu/dri/vmwgfx_dri.so)
==7722==by 0x1AD0BC5E: ??? (in /usr/lib/x86_64-linux-gnu/dri/vmwgfx_dri.so)
==7722==by 0x7119EB2: ??? (in /usr/lib/x86_64-linux-gnu/mesa/libGL.so.1.2.0)
==7722==by 0x70F0603: ??? (in /usr/lib/x86_64-linux-gnu/mesa/libGL.so.1.2.0)
==7722==by 0x70EC1E6: glXGetFBConfigs (in /usr/lib/x86_64-linux-gnu/mesa/libGL.so.1.2.0)
==7722==by 0x70ED5B1: glXChooseFBConfig (in /usr/lib/x86_64-linux-gnu/mesa/libGL.so.1.2.0)
==7722==by 0x10211D06: ??? (in /home/james/Qt/5.9.1/gcc_64/plugins/xcbglintegrations/libqxcb-glx-integration.so)
==7722==
==7722== LEAK SUMMARY:
==7722==definitely lost: 5,036 bytes in 11 blocks
==7722==indirectly lost: 572 bytes in 16 blocks
==7722==possibly lost: 3,808 bytes in 33 blocks
==7722==still reachab ..