Overload resultion with generic variables an inheritance #26696

Job	Run time
ubuntu-20.04 (batch: allowed_failures)	7m 49s
ubuntu-20.04 (batch: 0_3)	20m 33s
ubuntu-20.04 (batch: 1_3)	29m 9s
ubuntu-20.04 (batch: 2_3)	22m 31s
macos-12 (batch: allowed_failures)	11m 24s
macos-12 (batch: 0_3)	29m 55s
macos-12 (batch: 1_3)	30m 18s
macos-12 (batch: 2_3)	31m 4s
	3h 2m 43s

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