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Language

C++

Compiler

gcc HEAD 15.0.1 20250305 (experimental)

Options
Warnings
Don't Use Boost
C++2b(GNU)
no pedantic

$ g++ prog.cc -Wall -Wextra -std=gnu++2b 
prog.cc:13:10: error: 'void Y::print(double)' marked 'override', but does not override
   13 |     void print(double) override {}
      |          ^~~~~
prog.cc:8:18: warning: 'virtual void X::print(int)' was hidden [-Woverloaded-virtual=]
    8 |     virtual void print(int){}
      |                  ^~~~~
prog.cc:13:10: note:   by 'void Y::print(double)'
   13 |     void print(double) override {}
      |          ^~~~~
Exit Code:
1