Crude oil weakness caps gold gains (Updates prices, adds comment) By Clara Denina LONDON, Dec 9 (Reuters) - Gold rose 1 percent on Wednesday, supported by softness in the dollar and European shares, but investors remained cautious ahead of an anticipated Federal Reserve rate rise next week. Spot gold rose to a session high of $1,085.20 an ounce and was up 0.6 percent to $1,080.13 an ounce by 1447 GMT. U.S. gold futures were up 0.4 percent at $1,080.00 an ounce.