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Re: Structure Return Testcase

To: rth at redhat dot com
Subject: Re: Structure Return Testcase
From: Mark Mitchell <mark at codesourcery dot com>
Date: Thu, 15 Mar 2001 15:39:20 -0800
Cc: grahams at redhat dot com, law at redhat dot com, jsm28 at cam dot ac dot uk, gcc at gcc dot gnu dot org
Organization: CodeSourcery, LLC
References: <20010315145732U.mitchell@codesourcery.com><3AB14F0E.930247B4@redhat.com><20010315153007.A22686@redhat.com>

>>>>> "Richard" == Richard Henderson <rth@redhat.com> writes:

    Richard> If the callee knew that the source of the copy was from
    Richard> the local frame (or from malloced storage or any other
    Richard> non-aliased memory) then it would know that it could use
    Richard> memcpy.

    Richard> Otherwise it would have to use memmove.

Right.  

There's really no chioce here: the committee has spoken.

--
Mark Mitchell                   mark@codesourcery.com
CodeSourcery, LLC               http://www.codesourcery.com

Follow-Ups:
- Re: Structure Return Testcase
  - From: Graham Stott
- Re: Structure Return Testcase
  - From: Geoff Keating

References:
- Re: Structure Return Testcase
  - From: Mark Mitchell
- Re: Structure Return Testcase
  - From: Graham Stott
- Re: Structure Return Testcase
  - From: Richard Henderson

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