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Re: Is it x86-64 or x86_64 ?

From: Andrew Haley <aph at redhat dot com>
To: Joe Buck <Joe dot Buck at synopsys dot COM>
Cc: gcc at gcc dot gnu dot org
Date: Tue, 7 Mar 2006 17:15:15 +0000
Subject: Re: Is it x86-64 or x86_64 ?
References: <17421.24528.603323.647294@zapata.pink> <20060307170924.GA17427@synopsys.com>

Joe Buck writes:
 > On Tue, Mar 07, 2006 at 10:26:24AM +0000, Andrew Haley wrote:
 > > Our config tools return "x86_64" as an arch.  Like this:
 > 
 > They cannot return "x86-64", because that would break target triplets
 > (which use "-" as a separator).  So while x86-64 is the correct name,
 > it cannot be used in contexts where "-" is a reserved character.  Hence
 > the switch to the underscore.

I understand that.  What I don't understand is why gcc rejects x86_64
as an option.

Andrew.

References:
- Is it x86-64 or x86_64 ?
  - From: Andrew Haley
- Re: Is it x86-64 or x86_64 ?
  - From: Joe Buck

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