On Nov 28, 2010, at 5:06 PM, Chandler Carruth wrote: > On Sun, Nov 28, 2010 at 4:56 PM, John McCall <[email protected]> wrote: > > On Nov 28, 2010, at 10:19 AM, Chris Lattner wrote: > > > > > On Nov 24, 2010, at 3:21 AM, John McCall wrote: > > > >> Author: rjmccall > >> Date: Wed Nov 24 05:21:45 2010 > >> New Revision: 120088 > >> > >> URL: http://llvm.org/viewvc/llvm-project?rev=120088&view=rev > >> Log: > >> Add -cc1 -ast-dump-xml, an excessively detailed XML dump of the internals > >> of the ASTs. Only available in assertions builds. No stability guarantee. > >> > >> This is intended solely as a debugging tool. I'm not sure if the goals > >> are sufficiently aligned with the XML printer to allow a common > >> implementation. > >> > >> Currently just falls back on the StmtDumper to display statements, > >> which means it doesn't produce valid XML in those cases. > > > > I'm a bit dubious about this given the struggles we've had with the current > > XML dumper. Please document somewhere that the output isn't guaranteed to > > be stable. > > Can you elaborate on those struggles? It seems to mostly be unmaintained. > > I would like this to eventually replace -dump-ast, if we can agree on a > syntax; -dump-ast is nice for expressions, but useless for declarations. > > Craig and Zhanyong have an analogous dump output built around > RecursiveASTVisitor. Its output is also structured in a form to make it easy > to write FileCheck-based tests for IIRC. I believe they were intending to > commit that, but had held off thinking the existing system was "Good Enough". > If they can contribute this, would that be a good place to focus effort on > this front? I think it is already more complete than this dumper, although > I've not audited it by any means.
I'd be at least interested in seeing it. John.
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