Tags: moreinfo Sorry, I forgot to inform sample build of Qt5.11.1.
https://osdn.net/projects/csp-qt/downloads/69866/Qt-5.11.1.Win32.homebrew.MinGW-w64.gcc8.2.i686.tar.xz/ Please download above and extract, run Qt's example programs under usr.local/i586-mingw-msvc/5.11.1/mingw_82x/examples/widgets . This libs built with i686-mingw-w64-g++ (8.2.0-1, but even happen built with gcc7 + Qt 5.10 or earlier) --- ii gcc-mingw-w64 8.2.0-1+21~exp2 all GNU C compiler for MinGW-w64 ii gcc-mingw-w64-base 8.2.0-1+21~exp2 amd64 GNU Compiler Collection for MinGW-w64 (base package) un gcc-mingw-w64-bootstrap <none> <none> (no description available) ii gcc-mingw-w64-i686 8.2.0-1+21~exp2 amd64 GNU C compiler for MinGW-w64 targeting Win32 ii gcc-mingw-w64-i686-dbgsym 8.2.0-1+21~exp2 amd64 debug symbols for gcc-mingw-w64-i686 ii gcc-mingw-w64-x86-64 8.2.0-1+21~exp2 amd64 GNU C compiler for MinGW-w64 targeting Win64 --- Regards, Ohta.