Merge pull request #2804 from matt335672/update_comments #1515

Job	Run time
cppcheck	3m 15s
code formatting check	46s
min features with gcc	3m 5s
min features with g++	2m 27s
min features with clang	3m 6s
max features with gcc	4m 17s
max features with g++	2m 8s
max features with clang	4m 39s
max features with gcc and DEBUG	2m 25s
max features with gcc for 32-bit arch (legacy OS)	2m 38s
max features with g++ for 32-bit arch (legacy OS)	2m 29s
max features with clang for 32-bit arch (legacy OS)	2m 40s
	33m 55s

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