Fix undefined behavior issues #79

Job	Run time
Sanitizer Tests (ASAN + UBSAN)	46s
Build & Test (gcc-13, Release)	39s
Performance Regression Check	1m 20s
Code Quality Checks	1m 6s
Build & Test (clang-15, Release)	42s
Build & Test (clang-15, Debug)	38s
Build & Test (gcc-13, Debug)	58s
Build Summary	3s
	6m 12s

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