CHICAGO--(BUSINESS WIRE)--Fitch Ratings has affirmed the 'BBB-' Issuer Default Rating (IDR) for The Gap, Inc. (Gap). The Rating Outlook is Stable. The company had $1.35 billion of debt outstanding at fiscal year-end May 2, 2015. A full list of ratings follows at the end of this release. KEY RATING DRIVERS The ratings incorporate Gap's flat to modestly negative annual comparable store sales (comps) growth over the near to intermediate term, Gap's reasonable credit metrics and consistently strong