On Sun, May 31, 2020 at 3:42 PM Mark Wielaard wrote:
>
> Hi,
>
> On Sun, May 31, 2020 at 01:47:38PM -0700, Fangrui Song via Elfutils-devel
> wrote:
> > On 2020-05-31, Mark Wielaard wrote:
> > > I think this is a producer problem. If a (code) section can be totally
> > > dropped then the associate
On Sun, May 31, 2020 at 3:30 PM Mark Wielaard wrote:
>
> Hi,
>
> On Sun, May 31, 2020 at 01:49:12PM -0700, David Blaikie wrote:
> > On Sun, May 31, 2020 at 1:41 PM Mark Wielaard wrote:
> > > On Sun, May 31, 2020 at 11:55:06AM -0700, Fangrui Song via Elfutils-devel
> > > wrote:
> > > > I am eager
Hi,
On Sun, May 31, 2020 at 01:49:12PM -0700, David Blaikie wrote:
> On Sun, May 31, 2020 at 1:41 PM Mark Wielaard wrote:
> > On Sun, May 31, 2020 at 11:55:06AM -0700, Fangrui Song via Elfutils-devel
> > wrote:
> > > I am eager to know what you think
> > > of the ideas from binutils/gdb/elfutils
Hi,
On Sun, May 31, 2020 at 01:47:38PM -0700, Fangrui Song via Elfutils-devel wrote:
> On 2020-05-31, Mark Wielaard wrote:
> > I think this is a producer problem. If a (code) section can be totally
> > dropped then the associated (.debug) sections should have been
> > generated together with that
Thanks for getting this conversation started here, Fangrui,
I might summarize things slightly differently (some corrections - some
just different phrasing):
Current situation:
When a linker discards code (either chooses a comdat copy from another
object file that's not identical (two inline func
On Sun, May 31, 2020 at 1:41 PM Mark Wielaard wrote:
>
> Hi,
>
> On Sun, May 31, 2020 at 11:55:06AM -0700, Fangrui Song via Elfutils-devel
> wrote:
> > what linkers should do regarding relocations referencing dropped
> > functions (due to section group rules, --gc-sections, /DISCARD/,
> > etc) in
On 2020-05-31, Mark Wielaard wrote:
Hi,
On Sun, May 31, 2020 at 11:55:06AM -0700, Fangrui Song via Elfutils-devel wrote:
what linkers should do regarding relocations referencing dropped
functions (due to section group rules, --gc-sections, /DISCARD/,
etc) in .debug_*
As an example:
__attrib
Hi,
On Sun, May 31, 2020 at 11:55:06AM -0700, Fangrui Song via Elfutils-devel wrote:
> what linkers should do regarding relocations referencing dropped
> functions (due to section group rules, --gc-sections, /DISCARD/,
> etc) in .debug_*
>
> As an example:
>
> __attribute__((section(".text.x"))
On 2020-05-31, Fangrui Song wrote:
It is being discussed on llvm-dev
(https://lists.llvm.org/pipermail/llvm-dev/2020-May/141885.html
https://groups.google.com/forum/#!topic/llvm-dev/i0DFx6YSqDA)
what linkers should do regarding relocations referencing dropped functions (due
to section group rule
It is being discussed on llvm-dev
(https://lists.llvm.org/pipermail/llvm-dev/2020-May/141885.html
https://groups.google.com/forum/#!topic/llvm-dev/i0DFx6YSqDA)
what linkers should do regarding relocations referencing dropped functions (due
to section group rules, --gc-sections, /DISCARD/, etc) in
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