linux

VS: Add support for /utf-8 #17073

Job	Run time
Arch / PyPy	20m 4s
Arch Linux	20m 47s
Ubuntu Rolling (gcc, g++)	20m 11s
CUDA (on Arch)	7m 22s
Ubuntu Rolling (--unity=on -Ddefault_library=static, --no-unittests, gcc, g++)	13m 46s
Fedora	17m 56s
Ubuntu Rolling (-Ddefault_library=both, --no-unittests, gcc, g++)	14m 19s
Gentoo	22m 5s
Ubuntu Rolling (clang, clang++)	22m 29s
OpenSUSE	17m 4s
Ubuntu Rolling (--unity=on, --no-unittests, clang, clang++)	15m 26s
Ubuntu Bionic	15m 22s
Ubuntu Rolling (--cross ubuntu-armhf.json --cross linux-mingw-w64-64bit.json, 0, gcc, g++)	14m 14s
Ubuntu Rolling (--cross ubuntu-armhf.json --cross linux-mingw-w64-64bit.json, --unity=on, gcc, g++)	14m 16s
	3h 55m 21s

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