[Boost.GIL] GCC 12.1.1 fails to compile boost.gil examples with -std=c++20

From: B Aleck (aleck099_at_[hidden])
Date: 2022-08-18 06:47:43

Source: https://www.boost.org/doc/libs/1_80_0/libs/gil/doc/html/_downloads/resize.cpp
Compile with: g++ -std=c++20 -c
gcc version: 12.1.1

The compile successes with -std=c++14 and -std=c++17, only fails with -std=c++20
Same error does not occur on clang

Is this a boost bug or gcc bug?