On Fri, Nov 20, 2020 at 08:22:26PM +0000, Alexander Yermolovich wrote:
> On llvm side of compiler world there has been work done by Igor Kudrin to 
> enable DWARF64.
> I am trying to add a flag to Clang to enable DWARF64 generation. 
> https://reviews.llvm.org/D90507
> In review David Blaikie pointed out that there has been a discussion on what 
> to call this flag:
> https://linuxplumbersconf.org/event/7/contributions/746/attachments/578/1018/DWARF5-64.pdf
> https://linuxplumbersconf.org/event/7/sessions/90/attachments/583/1201/dwarf-bof-notes-aug24-lpc-2020.txt
> https://www.mail-archive.com/gcc@gcc.gnu.org/msg92495.html
> 
> Reading through that it doesn't look like there is a consensus on what it 
> should be.
>
> From discussion there is seems to be mixed opinion if it should be
> -f<name> or -g<name>. Primarily centered around if -g prefix implies
> turning on generation of debug information.
>
> Now that LLVM can actually generate DWARF64 for ELF, can we come to consensus 
> on the name?

I don't believe any firm consensus was reached on naming yet.  But I
would pick -fdwarf32/-fdwarf64.

Cheers,

Mark

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