This is the mail archive of the
mailing list for the binutils project.
Re: [patch]: Discard some sections for pe and pep
- From: Dave Korn <dave dot korn dot cygwin at googlemail dot com>
- To: Kai Tietz <ktietz70 at googlemail dot com>
- Cc: Binutils <binutils at sourceware dot org>, Dave Korn <dave dot korn dot cygwin at googlemail dot com>
- Date: Sat, 21 Nov 2009 14:56:53 +0000
- Subject: Re: [patch]: Discard some sections for pe and pep
- References: <firstname.lastname@example.org>
Kai Tietz wrote:
> Hello all,
> we just were falling over the lto sections generated by gcc with lto
> support. Those section can be discarded by final linkage AFAIU.
What kind of problems were these causing? Why does GCC generate LTO
sections on a platform that I thought doesn't support LTO because it isn't
> Also this patch ensures, that .bss section is getting aligned to a 16
> byte block, this avoids some issues with sse usage.
I don't get this. Why isn't __section_alignment__ much greater than 16
already? All the executables I build come out with sections aligned to the
4kB page size and individual elements within .bss aligned to 2**5.
> About the discarding of section .gnu_debuginfo I am not that sure, but
> AFAICS it should be ok here, too.
Shouldn't this be decided according to whether we're stripping debug info or
not (i.e. command-line -s/-S options)?