And any thoughts of an upset disappeared on the stroke of the break as a swift Springbok passing move saw Montgomery go over in the corner and then land the conversion.

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McFadden converted and a second try followed for the hosts on the stroke of half-time, with replacement Eoin Sheriff stealing a Warriors' lineout to launch a swift attack which ended with Dempsey crossing in the corner.

BBC: Leinster 20-14 Glasgow Warriors