var testing.matchBenchmarks

5 uses

	testing (current package)
		benchmark.go#L26: 	matchBenchmarks = flag.String("test.bench", "", "run only benchmarks matching `regexp`")
		benchmark.go#L32: 	matchBenchmarks *string
		benchmark.go#L675: 	if len(*matchBenchmarks) == 0 {
		benchmark.go#L686: 		match:  newMatcher(matchString, *matchBenchmarks, "-test.bench", *skip),
		testing.go#L2146: 		if !testRan && !exampleRan && !fuzzTargetsRan && *matchBenchmarks == "" && *matchFuzz == "" {