"Once the wind picked up on the back nine, it was just a case of staying solid and hitting the greens," Warren said. "More of the same tomorrow. My iron play was very good recently, and it was nice to get around without a bogey."
Marc Warren takes 1st-round lead in Kuala Lumpur →
He added two more birdies on the back nine to finish the first round one shot ahead of American David Lipsky, who also birdied six holes on the front nine in a 64, tied with four other players.
Scotsman Warren takes 1-shot lead at Portugal Masters →