Download patch
ref: f813285c1d1a5421e0180efbb7cbdd377cd31c69 parent: a440af4a51abf484b637ef936872dd378f40d86a author: Henrik Gramner <gramner@twoorioles.com> date: Sun Jan 13 18:04:53 EST 2019
Shrink dav1d_dr_intra_derivative[]