CI-mingw

CI-unixish.yml: added callgrind runs with `-O3` and LTO #191

Sign in to view logs

Run time

Learn about OS pricing on GitHub Actions

Job	Run time
build (g++, MINGW64)	3m 45s
build (clang++, MINGW64)	3m 5s
build (g++, MINGW32)	4m 18s
build (clang++, CLANG64)	3m 38s
	14m 46s