Fix #14704: False positive: IOWithoutPositioning reported for user fu… #20386

Job	Run time
build_make (ubuntu:24.04)	2m 58s
build_cmake (ubuntu:25.10, true, true)	3m 17s
build_cmake (ubuntu:24.04, true, true)	2m 57s
build_make (alpine:3.23)	4m 58s
build_cmake (alpine:3.23, false, false)	4m 46s
build_make (ubuntu:25.10)	3m 32s
	22m 28s

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