https://sourceware.org/bugzilla/show_bug.cgi?id=21677
H.J. Lu <hjl.tools at gmail dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |WAITING
Last reconfirmed| |2017-06-26
CC| |hjl.tools at gmail dot com
Ever confirmed|0 |1
--- Comment #3 from H.J. Lu <hjl.tools at gmail dot com> ---
(In reply to Doug from comment #1)
> Some additional detail:
>
> This behaviour appears only while linking executables with
>
> gcc -Wl,--gc-sections
>
> against .a archives that contain object code compiled with
>
> gcc -ffunction-sections -fdata-sections
Did you see the improvement on ALL targets or just x86 targets?
This commit:
commit d968975277ba280372002800c6c25bb1b29f496e
Author: H.J. Lu <hjl.to...@gmail.com>
Date: Wed Apr 20 05:26:37 2016 -0700
Check ELF relocs after opening all input files
Delaying checking ELF relocations until opening all input files so
that symbol information is final when relocations are checked. This
is only enabled for x86 targets.
improved --gc-sections performance, but only on x86.
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