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Re: Evolution of ELF symbol management

From: Joseph Myers <joseph at codesourcery dot com>
To: Florian Weimer <fweimer at redhat dot com>
Cc: Zack Weinberg <zackw at panix dot com>, <libc-alpha at sourceware dot org>, Siddhesh Poyarekar <siddhesh at gotplt dot org>
Date: Tue, 22 Nov 2016 17:42:07 +0000
Subject: Re: Evolution of ELF symbol management
Authentication-results: sourceware.org; auth=none
References: <9727f95a-df3d-ec11-8c1d-9b7ea6cbcaac@redhat.com> <0c682496-5c13-b3c5-ff66-0f8923a1d6e3@panix.com> <94e35eaa-a01d-db4e-eabe-6d100e581302@redhat.com> <ddf76775-1ff5-d7b0-50d0-a08867b5fafb@panix.com> <137dfcf1-eeeb-89c6-9882-b290983bc482@redhat.com>

On Tue, 22 Nov 2016, Florian Weimer wrote:

> I have no idea at all why __bzero was introduced.  It doesn't look like a

It used to be used in a bits/string2.h definition of memset which 
involved:

  __builtin_constant_p (c) && (c) == '\0'
  ? ({ void *__s = (s); __bzero (__s, n); __s; })
  : memset (s, c, n)

-- 
Joseph S. Myers
joseph@codesourcery.com

References:
- Re: Evolution of ELF symbol management
  - From: Zack Weinberg
- Re: Evolution of ELF symbol management
  - From: Florian Weimer
- Re: Evolution of ELF symbol management
  - From: Zack Weinberg
- Re: Evolution of ELF symbol management
  - From: Florian Weimer

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