public void setOffsetAnon(long offsetAnon) {
		this.offsetAnon = offsetAnon;
		this.offset = offsetAnon >> 1;
	}
Setter called by offsetAnon field's serialization, referred by fieldmapping annotation.

@param offsetAnon value
Ghidra/Features/Base/src/main/java/ghidra/app/util/bin/format/golang/rtti/types/GoStructField.java