[LLVMdev] Do all the debug nodes in LLVM IR also compiles to DWARF?

[David Blaikie]

On Thu, Jun 18, 2015 at 11:19 AM, Riyad Parvez <riyad.parvez at uwaterloo.ca>
wrote:

> Hi
>
> As the title says, are all the debug nodes of LLVM IR avaialble in DWARF?
>

Yes (we haven't supported any other debug info formats - so anything in the
LLVM IR is there so we can produce DWARF)


> If I add a new custom MDNode in LLVM IR, can I expect the debug data will
> be available in DWARF in the binary if I compile in debug mode?
>

No - the DWARF generation from metadata is all special cased, not a generic
walk of nodes to DWARF.


>
> Thanks
> Riyad
>
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