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Re: [PATCH] dwarf.c handle new DWARFv5 C11, C++11 and C++14 DW_LANG constants.
- From: Mark Wielaard <mjw at redhat dot com>
- To: Sebastian Huber <sebastian dot huber at embedded-brains dot de>
- Cc: binutils at sourceware dot org
- Date: Fri, 28 Nov 2014 12:19:18 +0100
- Subject: Re: [PATCH] dwarf.c handle new DWARFv5 C11, C++11 and C++14 DW_LANG constants.
- Authentication-results: sourceware.org; auth=none
- References: <1416860956-29285-1-git-send-email-mjw at redhat dot com> <1417019098 dot 4954 dot 29 dot camel at bordewijk dot wildebeest dot org> <54773EBE dot 1010106 at embedded-brains dot de> <1417101289 dot 4954 dot 46 dot camel at bordewijk dot wildebeest dot org> <5478568A dot 8070903 at embedded-brains dot de>
On Fri, 2014-11-28 at 12:03 +0100, Sebastian Huber wrote:
> On 27/11/14 16:14, Mark Wielaard wrote:
> > On Thu, 2014-11-27 at 16:09 +0100, Sebastian Huber wrote:
> >> >On 26/11/14 17:24, Mark Wielaard wrote:
> >>> > >+++ b/binutils/dwarf.c
> >>> > >@@ -1935,6 +1935,9 @@ read_and_display_attr_value (unsigned long attribute,
> >>> > > case DW_LANG_Python: printf ("(Python)"); break;
> >>> > > /* DWARF 5 values. */
> >>> > > case DW_LANG_Go: printf ("(Go)"); break;
> >>> > >+ case DW_LANG_C_plus_plus_11: printf ("(C++11)"); break;
> >>> > >+ case DW_LANG_C11: printf ("(ANSI C11)"); break;
> >>> > >+ case DW_LANG_C_plus_plus_14: printf ("(C++14)"); break;
> >>> > > /* MIPS extension. */
> >>> > > case DW_LANG_Mips_Assembler: printf ("(MIPS assembler)"); break;
> >>> > > /* UPC extension. */
> >> >
> >> >Out of curiosity why is this "ANSI C11" and not simply "C11" (like
> >> >"C++11") or "ISO C11"?
> > No particular reason, except to be consistent with the existing naming
> > used. DW_LANG_C89 was already "ANSI C" and DW_LANG_C_plus_plus was
> > already "C++".
>
> As far as I know there is no ANSI C11, the standard is ISO/IEC 9899:2011.
What is you recommendation then? Currently we have DW_LANG_C89/"ANSI C",
DW_LANG_C/"non-ANSI C", DW_LANG_C99/"ANSI C99" and DW_LANG_C11/"ANSI
C11".