fixed from PVS-Studio #71
Open
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I'm a member of the Pinguem.ru competition on finding errors in open source projects. A bug, found using PVS-Studio. Warnings:
V769 The 'pool' pointer in the 'kPageByteSize + pool' expression could be nullptr. In such case, resulting value will be senseless and it should not be used. Check lines: 79, 78. util.h 79