[cfe-dev] A plugin proposal for clang
erik.verbruggen at me.com
Thu Oct 20 00:44:13 PDT 2011
On 19-10-11 20:03, Joshua Cranmer wrote:
> On 10/17/2011 1:12 PM, Douglas Gregor wrote:
>> On Oct 14, 2011, at 5:31 PM, Joshua Cranmer wrote:
> Effectively, an example of how to do LLVM optimization passes via a
> clang plugin.
>> One useful example would be to add an "annotate" attribute to various
>> declarations, and verify that the attribute made it through to the IR.
>> I think it's useful to categorize the various existing and intended
>> extension points for a plugin interface. ASTConsumer and PPCallbacks
>> come to mind immediately, but what else?
> Diagnostics (so plugins can add warnings/errors) come to mind quickly as
> well. I can imagine that some clever people might need to know about
> some specific codegen details if they are using plugins to generate
> reflective metadata; everything else I can think of is more or less
> covered by LLVM.
Being able to generate new chunks of AST would also be helpful. That
would make it possible to turn source-code generators into plug-ins that
generate AST on the fly, without needing to generate code.
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