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Re: LD: function-level linking

From: Ian Lance Taylor <iant at google dot com>
To: "Tzu-Chien Chiu" <tzuchien dot chiu at gmail dot com>
Cc: binutils at sourceware dot org
Date: 10 Jul 2006 09:48:48 -0700
Subject: Re: LD: function-level linking
References: <4d77c5f20607092350j26ab6056t9c9a3b40fdb5493@mail.gmail.com> <20060710081040.GK4375@networkno.de> <4d77c5f20607100737y79dd772ch2e0b5e239a27f6ed@mail.gmail.com>

"Tzu-Chien Chiu" <tzuchien.chiu@gmail.com> writes:

> I got a warning from ld: "gc-sections option ignored."

That means that your specific backend does not have support for
gc-sections.

> or32-elf-gcc -o a.o -c -ffunction-sections -fdata-sections a.c

You need to add gc_mark_hook and gc_sweep_hook functions to
bfd/elf32-or32.c.

Ian

References:
- LD: function-level linking
  - From: Tzu-Chien Chiu
- Re: LD: function-level linking
  - From: Thiemo Seufer
- Re: LD: function-level linking
  - From: Tzu-Chien Chiu

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