Building without C2 enabled (e.g. a client VM variant) fails after JDK-8215547, which introduced unconditional uses of "MaxVectorSize", a symbol only available when C2 is enabled. Bug: https://bugs.openjdk.java.net/browse/JDK-8216385 Webrev: http://cr.openjdk.java.net/~pliden/8216385/webrev.0 /Per