[llvm-commits] [llvm] r130409 - /llvm/trunk/lib/VMCore/AsmWriter.cpp

[Devang Patel]

On May 23, 2011, at 12:18 PM, Chris Lattner wrote:

> 
> On May 23, 2011, at 9:58 AM, Devang Patel wrote:
> 
>>>> URL: http://llvm.org/viewvc/llvm-project?rev=130409&view=rev
>>>> Log:
>>>> Add command line option to print debug info in human readable form as comment in llvm IR output. This, i.e -enable-debug-info-comment,  is very useful if you want to easily find out which optimization pass is losing line number information.
>>> 
>>> Hi Devang, why don't you implement this as an AssemblyAnnotationWriter?  That's the entire point of having that API. :)
>> 
>> I did not find a way to use AssemblyAnnotationWriter from default AsmWriter such that I can have this info available @ gdb prompt. Thoughts ?
> 
> We don't have a great way to do that.  Please move it to an AssemblyAnnotationWriter so that it will be usable from llvm-dis,
> and then you can add a local change to your tree to make it more easily available in GDB.

llvm-dis is not the only tool where we want to emit this, but I get the message.
-
Devang