Merge pull request #1163 from herwinw/for_target_global_variable #1648

Job	Run time
RuboCop	23s
specs (ubuntu, 3.0.6)	1m 31s
specs (ubuntu, 3.1.4)	1m 32s
specs (ubuntu, 3.2.2)	1m 30s
specs (ubuntu, 3.3.0)	1m 27s
specs (macos, 3.0.6)	1m 55s
specs (macos, 3.1.4)	1m 29s
specs (macos, 3.2.2)	1m 11s
specs (macos, 3.3.0)	1m 9s
specs (windows, 3.0.6)	3m 24s
specs (windows, 3.1.4)	4m 55s
specs (windows, 3.2.2)	3m 51s
specs (windows, 3.3.0)	5m 3s
specs (ubuntu, 3.3.0, --enable-frozen-string-literal)	1m 27s
	30m 47s

Provide feedback