This comment contains Javadoc or HTML tags, and is in the right position for a Javadoc, but doesn't start with a double asterisk. Should it be a Javadoc?

/* Frobnicates the {@link Foo}s. */
class Frobnicator {
  Foo frobnicate(Foo foo);
}

/** Frobnicates the {@link Foo}s. */
class Frobnicator {
  Foo frobnicate(Foo foo);
}

Suppression

Suppress by applying @SuppressWarnings("AlmostJavadoc") to the element being documented (or not documented).