Use obj flag to differentiate RTypedData and RData #649

Job	Run time
omnibus compilations, trigger	3s
omnibus compilations, #2	8m 30s
omnibus compilations, #9	4m 55s
omnibus compilations, #11	4m 59s
omnibus compilations, #1	26m 3s
omnibus compilations, #4	4m 31s
omnibus compilations, #6	5m 3s
omnibus compilations, #12	5m 16s
omnibus compilations, #10	4m 33s
omnibus compilations, #5	4m 37s
omnibus compilations, #3	4m 27s
omnibus compilations, #8	4m 25s
omnibus compilations, #7	4m 34s
omnibus compilations, result	10s
	1h 22m 6s

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