156******44
deepin
2018-06-28 09:31 /usr/include/x86_64-linux-gnu/qt5/QtCore/qglobal.h:39: error: 'cstddef' file not found
# include
^
/usr/include/x86_64-linux-gnu/qt5/QtWidgets/QGraphicsView:1: In file included from /usr/include/x86_64-linux-gnu/qt5/QtWidgets/QGraphicsView:1:
/usr/include/x86_64-linux-gnu/qt5/QtWidgets/qgraphicsview.h:37: In file included from /usr/include/x86_64-linux-gnu/qt5/QtWidgets/qgraphicsview.h:37:
/home/xyh/Qt5.11.1/qt project/FlappyBid2/myview.h:4: In file included from ../FlappyBid2/myview.h:4:
报错信息
# include
^
/usr/include/x86_64-linux-gnu/qt5/QtWidgets/QGraphicsView:1: In file included from /usr/include/x86_64-linux-gnu/qt5/QtWidgets/QGraphicsView:1:
/usr/include/x86_64-linux-gnu/qt5/QtWidgets/qgraphicsview.h:37: In file included from /usr/include/x86_64-linux-gnu/qt5/QtWidgets/qgraphicsview.h:37:
/home/xyh/Qt5.11.1/qt project/FlappyBid2/myview.h:4: In file included from ../FlappyBid2/myview.h:4:
报错信息
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中文 

然后安完qt最新版后安了fixct,让它可以输入中文。但编译报同一个错误。
重装deepin前装好最新版qt后就可以直接正确的编译,重装后不知道系统少了啥,一直报错,按照deepin论坛的帖子输入过#!/bin/bash
#安装:build-essential gcc g++ gdb cmake git gl
sudo apt-get update
sudo apt-get install build-essential gcc g++ gdb cmake git
sudo apt-get install libgl1-mesa-dev libglu1-mesa-dev freeglut3-dev
sudo ln -s /usr/lib/i386-linux-gnu/libGL.so.1 /usr/lib/i386-linux-gnu/libGL.so
sudo ln -s /usr/lib/x86_64-linux-gnu/libGL.so.1 /usr/lib/x86_64-linux-gnu/libGL.so安装gcc等
sudo apt-get install qt5-default qt5-qmake qtcreator 安装过
sudo apt install qtcreator-dde这个也安过
求助