Address some Coverity warnings #2346

Job	Run time
code formatting check	23s
cppcheck	3m 59s
min features with gcc	2m 55s
min features with g++	2m 35s
min features with clang	2m 43s
max features with gcc	3m 52s
max features with g++	2m 49s
max features with clang	4m 41s
max features with clang and AddressSanitized	3m 54s
max features with gcc and DEBUG	3m 24s
max features with gcc for 32-bit arch (legacy OS)	2m 16s
max features with g++ for 32-bit arch (legacy OS)	2m 7s
max features with clang for 32-bit arch (legacy OS)	2m 51s
	38m 29s

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