Blackline Safety Corp BLN.TO: Canaccord Genuity raises to "buy" from "hold" I-80 Gold Corp IAU.TO: CIBC resumes coverage with "outperform" rating; Raises PT to C$5.50 from C$4.00 Sun Life Financial Inc SLF.TO: TD Securities raises target price to C$77 from C$73 COMMODITIES AT 7:00 a.m. Oct 20 (Reuters) - Futures for Canada's main stock index edged higher on Wednesday, boosted by stronger gold prices, while investors awaited inflation data later in the day for cues on the domestic economy. The Toronto Stock Exchange's S&P/TSX composite index .GSPTSE ended 0.5% higher at 21,086.99 on Tuesday, a record closing high.