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Re: __*_frame_info changes break i386/glibc bootstrap
- To: Zack Weinberg <zackw at stanford dot edu>
- Subject: Re: __*_frame_info changes break i386/glibc bootstrap
- From: Richard Henderson <rth at redhat dot com>
- Date: Tue, 22 May 2001 22:52:00 -0700
- Cc: gcc-bugs at gcc dot gnu dot org
- References: <20010522223500.Q1792@stanford.edu>
On Tue, May 22, 2001 at 10:35:00PM -0700, Zack Weinberg wrote:
> This change
>
> 2001-05-22 Richard Henderson <rth@redhat.com>
>
> * unwind-dw2-fde.c (__deregister_frame_info): Stringize use
> of __USER_LABEL_PREFIX__.
>
> 2001-05-22 Richard Henderson <rth@redhat.com>
>
> * unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favour of...
> (__deregister_frame_info_bases): New.
> * unwind-dw2-fde.h: Declare it.
> * libgcc-std.ver: Export it.
> * crtstuff.c (__do_global_dtors_aux): Call it if we would have
> called __register_frame_info_bases.
>
> seems to have broken the C ABI for systems which use (some versions
> of) GNU libc. Bootstrap fails in stage2 because gengenrtl aborts.
Um, no, these patches _fix_ the problems caused by the previous patch
2001-05-22 Richard Henderson <rth@redhat.com>
* crtstuff.c (__register_frame_info_bases): Declare.
(frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
(__do_global_dtors_aux, __do_global_dtors): Streamline.
r~