Match freestanding macros in vim syntax #79867
Merged
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Any valid name beginning with
#
that isn't already a preprocessor macro is now considered a freestanding macro. Previously, only preprocessor macros were handled in the vim syntax file, e.g.#if
.For example, this properly handles the syntax for the
#expect
and the#require
macros used in Swift Testing.Attached a screenshot of the before and after:

Resolves rdar://135162741.