Fix #14453 FP constParameterPointer with strchr() #19758

Job	Run time
build_cmake (alpine:3.23, false, false)	3m 59s
build_make (ubuntu:24.04)	2m 53s
build_cmake (ubuntu:25.10, true, true)	2m 43s
build_make (alpine:3.23)	5m 7s
build_cmake (ubuntu:24.04, true, true)	2m 15s
build_make (ubuntu:25.10)	3m 3s
	20m 0s

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