Re: lib/55719 (Unwind tables for signal trampoline on amd64 are incorrect)

[Kamil Rytarowski <kamil%netbsd.org@localhost>]

The following reply was made to PR lib/55719; it has been noted by GNATS.

From: Kamil Rytarowski <kamil%netbsd.org@localhost>
To: gnats-bugs%netbsd.org@localhost, kamil%netbsd.org@localhost, lib-bug-people%netbsd.org@localhost,
 netbsd-bugs%netbsd.org@localhost, gnats-admin%netbsd.org@localhost, nikhil.benesch%gmail.com@localhost,
 Andrew Cagney <andrew.cagney%gmail.com@localhost>, =?UTF-8?B?TWljaGHFgiBHw7Nybnk=?=
 <mgorny%netbsd.org@localhost>
Cc: 
Subject: Re: lib/55719 (Unwind tables for signal trampoline on amd64 are
 incorrect)
Date: Mon, 12 Oct 2020 02:42:45 +0200

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 From: Kamil Rytarowski <kamil%netbsd.org@localhost>
 To: gnats-bugs%netbsd.org@localhost, kamil%netbsd.org@localhost, lib-bug-people%netbsd.org@localhost,
  netbsd-bugs%netbsd.org@localhost, gnats-admin%netbsd.org@localhost, nikhil.benesch%gmail.com@localhost,
  Andrew Cagney <andrew.cagney%gmail.com@localhost>, =?UTF-8?B?TWljaGHFgiBHw7Nybnk=?=
  <mgorny%netbsd.org@localhost>
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 Subject: Re: lib/55719 (Unwind tables for signal trampoline on amd64 are
  incorrect)
 References: <pr-lib-55719%gnats.netbsd.org@localhost>
  <20201011232643.E7E971A9241%mollari.NetBSD.org@localhost>
  <20201011235422.E6EFA1A9241%mollari.NetBSD.org@localhost>
 In-Reply-To: <20201011235422.E6EFA1A9241%mollari.NetBSD.org@localhost>
 
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 On 12.10.2020 01:54, kamil%NetBSD.org@localhost wrote:
 > Synopsis: Unwind tables for signal trampoline on amd64 are incorrect
 >=20
 > Responsible-Changed-From-To: lib-bug-people->kamil
 > Responsible-Changed-By: kamil%NetBSD.org@localhost
 > Responsible-Changed-When: Mon, 12 Oct 2020 01:54:22 +0200
 > Responsible-Changed-Why:
 > Take.
 >=20
 >=20
 >=20
 
 We ended up with something like this, but ran out of time:
 
 http://netbsd.org/~kamil/patch-00283-amd64-__sigtramp2-cfi-unwinding.txt
 
 Could you please check this code?
 
 This approach was proposed/inspired by Andrew Cagney and written by mysel=
 f.
 
 We could combine this with the genassym.cf approach.
 
 
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