[PATCH] Last-chance diagnostics for incomplete types
zarko at google.com
Fri Jul 12 17:01:03 PDT 2013
Ping--any opinions on this or thoughts on better ways to do it?
On Tue, Jul 9, 2013 at 3:45 PM, Luke Zarko <zarko at google.com> wrote:
> This patch adds a method to ExternalSemaSource to allow it to produce
> diagnostics when an incomplete type was detected where a complete type
> was required. For example, one could define an ExternalSemaSource that
> scans a repository for headers providing a missing definition.
> The purpose of the MaybeDiagnoseMissingCompleteType method differs
> from that of the existing ExternalASTSource::CompleteType method. The
> former is invoked to diagnose a single SourceLocation-ed
> missing-complete-type site where there is no chance for recovery. The
> latter may be called in the course of compiling a valid source file
> with some of its definitions available in external but otherwise
> available locations.
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