This is the mail archive of the
gcc-bugs@gcc.gnu.org
mailing list for the GCC project.
[Bug other/46770] Replace .ctors/.dtors with .init_array/.fini_array on targets supporting them
- From: "hjl.tools at gmail dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 17 Apr 2012 18:12:41 +0000
- Subject: [Bug other/46770] Replace .ctors/.dtors with .init_array/.fini_array on targets supporting them
- Auto-submitted: auto-generated
- References: <bug-46770-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46770
--- Comment #80 from H.J. Lu <hjl.tools at gmail dot com> 2012-04-17 18:12:41 UTC ---
(In reply to comment #79)
>
> As Paul noted, this is a moot point in practice for .ctors, since GCC emits
> only a single .ctors entry per TU, but it could be significant for assembly
> code or for TUs with .init_array sections.
>
That is my concern. .init_array section in the same TU can may have
more than one entry due to:
1. Assembly code.
2. constructor attribute in C source.
3. .init_array section attribute in C source.
We need to spell out exactly what --reverse-init-array should do.