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Re: [patch i386]: Enable trampoline code for nx-protected stack Windows
- From: "Danny Smith" <dansmister at gmail dot com>
- To: "Kai Tietz" <ktietz70 at googlemail dot com>
- Cc: "GCC Patches" <gcc-patches at gcc dot gnu dot org>, Kai dot Tietz at onevision dot com
- Date: Mon, 7 Apr 2008 21:14:23 +1200
- Subject: Re: [patch i386]: Enable trampoline code for nx-protected stack Windows
- References: <90baa01f0804051057v5ac7d29jf7419bc0491589c@mail.gmail.com>
On Sun, Apr 6, 2008 at 5:57 AM, Kai Tietz <ktietz70@googlemail.com> wrote:
> Hi,
>
> Till MS uses the nx-protection feature of amd64 and itanium cpu's,
> trampoline calls via stack caused an exception. This feature was
> introduced by XP SP2 and newer oses have this feature too.
> This patch uses the ENABLE_EXECUTE_STACK macro as netbsd does.
>
> 2008-04-05 Kai Tietz <kai.tietz@onevision.com>
>
> * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
> (MINGW_ENABLE_EXECUTE_STACK): New.
> * libgcc2.c (ENABLE_EXECUTE_STACK): Add include file
> windows.h for function declarations.
>
> Is this patch ok for apply?
>
What testcases fail without this patch? On what versions of windows?
Thanks
Danny
> Cheers,
> Kai
>
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