Quite the opposite. Alcohol inhibits gluconeogenesis which is one reason that many alcoholics are hypoglycemic; their bodies are unable to produce glucose when blood sugar levels drop and there is no food coming in.
This article covers the hypoglycemic cycle as it relates to alcoholism fairly well.

This article gives an interesting perspective on the relationship between a person's diet and alcoholism as well as some of the nutritional deficiencies that result from alcoholism.