[cfe-commits] new .file directive
nlewycky at google.com
Fri Oct 14 19:10:55 PDT 2011
On 14 October 2011 19:09, Nick Lewycky <nlewycky at google.com> wrote:
> [+cfe-commits because there's now a clang patch involved too.]
Sorry. +cfe-commits the mailing list this time. :-/
On 14 October 2011 13:56, Eric Christopher <echristo at apple.com> wrote:
>> On Oct 14, 2011, at 1:12 PM, Nick Lewycky wrote:
>> Does anybody really, really care about the .s format emitted by clang/llc
>> staying compatible with older assemblers? If so, do you have a suggestion
>> for how we should go about maintaining compatibility?
>> Given all of the whining we get about not supporting someone's ancient
>> this or that… a bit.
>> The standard way to do this would be an autoconf check to see if it
>> successfully assembles the file directive.
> I've gone ahead and implemented control for this just like the CFI
> directives. It turns off with -no-integrated-as or -fno-dwarf-directory-asm
> on clang, or with -disable-dwarf-directory on llc. The
> -fno-dwarf-directory-asm flag is ignored when emitting .o files directly.
> Please review!
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