Fix #14853 FP funcArgNamesDifferentUnnamed with function pointer arg… #20084

Job	Run time
build_make (ubuntu:25.10)	5m 17s
build_make (ubuntu:24.04)	2m 48s
build_cmake (alpine:3.23, false, false)	4m 8s
build_make (alpine:3.23)	5m 50s
build_cmake (ubuntu:25.10, true, true)	2m 46s
build_cmake (ubuntu:24.04, true, true)	5m 23s
	26m 12s

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