8055111: [TESTBUG] jdk.testlibrary.Utils.removeGcOpts doesn't remove -Xconcgc
Reviewed-by: jmasa, brutisso, sla
[object Object]
at MyError (test/script/basic/JDK-8014781.js:32)
at func (test/script/basic/JDK-8014781.js:36)
at <program> (test/script/basic/JDK-8014781.js:39)