May 20 (Reuters) - Futures linked to Canada's main stock index inched higher on Wednesday, as progress in U.S.-Iran negotiations offset lingering inflation concerns that kept bond yields elevated.

June futures on the S&P/TSX index SXFcv1 were up 0.07% at 6:24 a.m. ET (1024 GMT).

• President Donald Trump said on Tuesday the war in the Middle East would be over "very quickly", while Vice President JD Vance talked up progress in negotiations for a peace deal.

• Oil prices lost about 1% after the comments, although they remained above $100 a barrel. O/R

• Spot gold XAU= and silver XAG= rose 0.2% and 2.2%, respectively, as pressure from a firm dollar and higher Treasury yields was outweighed by hopes for a potential resolution to the U.S.-Iran conflict. GOL/

• The S&P/TSX Composite Index .GSPTSE fell to a two-week low on Tuesday, as worries about the inflationary impact of higher oil prices boosted long-term borrowing costs, with gold mining and consumer discretionary shares among the biggest losers.

• Investors will also keep an eye out for AI frontrunner Nvidia's NVDA.O results due later in the day.

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