fix: unreachable code in NodeId::identifierIf (#540) #4

Job	Run time
v1.0.6 (Debug, static, default)	4m 2s
v1.0.6 (Debug, static, amalgamated)	3m 51s
v1.0.6 (Debug, shared, default)	3m 32s
v1.0.6 (Debug, shared, amalgamated)	3m 26s
v1.0.6 (Release, static, default)	5m 40s
v1.0.6 (Release, static, amalgamated)	5m 36s
v1.0.6 (Release, shared, default)	4m 20s
v1.0.6 (Release, shared, amalgamated)	4m 10s
v1.1.6 (Debug, static, default)	2m 32s
v1.1.6 (Debug, static, amalgamated)	2m 32s
v1.1.6 (Debug, shared, default)	2m 28s
v1.1.6 (Debug, shared, amalgamated)	2m 27s
v1.1.6 (Release, static, default)	4m 41s
v1.1.6 (Release, static, amalgamated)	4m 32s
v1.1.6 (Release, shared, default)	2m 57s
v1.1.6 (Release, shared, amalgamated)	2m 51s
v1.2.9 (Debug, static, default)	2m 43s
v1.2.9 (Debug, static, amalgamated)	2m 57s
v1.2.9 (Debug, shared, default)	2m 25s
v1.2.9 (Debug, shared, amalgamated)	2m 16s
v1.2.9 (Release, static, default)	4m 31s
v1.2.9 (Release, static, amalgamated)	5m 18s
v1.2.9 (Release, shared, default)	3m 1s
v1.2.9 (Release, shared, amalgamated)	3m 18s
v1.3.14 (Debug, static, default)	2m 31s
v1.3.14 (Debug, static, amalgamated)	2m 31s
v1.3.14 (Debug, shared, default)	2m 32s
v1.3.14 (Debug, shared, amalgamated)	2m 27s
v1.3.14 (Release, static, default)	4m 41s
v1.3.14 (Release, static, amalgamated)	4m 39s
v1.3.14 (Release, shared, default)	3m 21s
v1.3.14 (Release, shared, amalgamated)	3m 30s
v1.4.6 (Debug, static, default)	4m 46s
v1.4.6 (Debug, shared, default)	3m 37s
v1.4.6 (Release, static, default)	10m 59s
v1.4.6 (Release, shared, default)	4m 51s
	2h 16m 31s

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