CI: add extra tests #266

Job	Run time	Billable time
makefile-analysis	1m 28s	0s
makefile-alpine-amd64-gcc	4s	0s
makefile-ubuntu-20.04-amd64-gcc	4s	0s
cmake-alpine-armv7-gcc	3s	0s
makefile-ubuntu-20.04-amd64-gcc +openmp	2s	0s
cmake-alpine-armv7-clang	2s	0s
makefile-ubuntu-20.04-amd64-clang	1s	0s
cmake-alpine-aarch64-gcc	3s	0s
makefile-ubuntu-20.04-amd64-clang +openmp	3s	0s
cmake-alpine-aarch64-clang	2s	0s
makefile-alpine-armv7-gcc	2s	0s
makefile-macos-11-amd64-clang	1s	0s
cmake-alpine-s390x-gcc	2s	0s
makefile-alpine-armv7-clang	2s	0s
cmake-alpine-s390x-clang	3s	0s
makefile-alpine-aarch64-gcc	2s	0s
cmake-alpine-ppc64le-gcc	2s	0s
cmake-alpine-amd64-gcc	3s	0s
cmake-ubuntu-20.04-x86_64	1s	0s
makefile-alpine-aarch64-clang	2s	0s
cmake-alpine-ppc64le-clang	2s	0s
cmake-ubuntu-20.04-i686	1s	0s
makefile-alpine-s390x-gcc	1s	0s
msys2-cmake-msys	1s	0s
makefile-alpine-s390x-clang	1s	0s
msys2-makefile-msys	1s	0s
msys2-cmake-mingw32	1s	0s
cmake-macos-11-x86_64	1s	0s
makefile-alpine-ppc64le-gcc	1s	0s
cmake-windows-2019-x86_64	1s	0s
msys2-cmake-mingw64	1s	0s
msys2-makefile-mingw32	1s	0s
makefile-alpine-ppc64le-clang	1s	0s
cmake-windows-2019-i686	1s	0s
msys2-cmake-ucrt64	1s	0s
msys2-makefile-mingw64	1s	0s
msys2-cmake-clang32	1s	0s
msys2-makefile-ucrt64	1s	0s
msys2-cmake-clang64	1s	0s
	2m 32s	0s

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