У вашего броузера проблема в совместимости с HTML5
This videos explains the step by step process to insall gdb debugger and gcc in windows 10.
First of all you need to go to download page of minGW by clicking in the link below:
https://sourceforge.net/projects/mingw/files/MinGW/Extension/gdb/
You will learn:
How to use minGW.
How to install gcc/gdb/g++ through mingw.
How to set environment variable in windows.
How to check if gdb is installed in the system or not also to check the version of installed gdb.
happy learning.