Test

Support highlighting C source code #2033

Job	Run time
ruby-versions / Generate Ruby versions	5s
test (3.1, ubuntu-latest)	37s
test (3.0, ubuntu-latest)	39s
test (3.0, macos-latest)	42s
test (3.1, windows-latest)	1m 48s
test (3.2, macos-latest)	30s
test (3.2, ubuntu-latest)	40s
test (3.0, windows-latest)	1m 42s
test (3.3, macos-latest)	29s
test (3.3, windows-latest)	1m 37s
test (3.3, ubuntu-latest)	33s
test (3.2, windows-latest)	1m 43s
test (3.1, macos-latest)	30s
test (3.4, ubuntu-latest)	39s
test (head, macos-latest)	30s
test (jruby-head, ubuntu-latest)	3m 32s
test (3.4, macos-latest)	33s
test (head, ubuntu-latest)	40s
test (3.4, windows-latest)	1m 32s
test (jruby, macos-latest)	4m 43s
test (truffleruby-head, ubuntu-latest)	3m 21s
test (truffleruby, ubuntu-latest)	3m 18s
test (jruby-head, macos-latest)	2m 46s
test (truffleruby, macos-latest)	3m 49s
test (head, windows-latest)	1m 44s
test (mswin, windows-latest)	1m 51s
test (jruby, ubuntu-latest)	3m 19s
test (truffleruby-head, macos-latest)	2m 22s
	46m 14s

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