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what does -march imply about -m64?

From: "sean darcy" <seandarcy at hotmail dot com>
To: gcc-help at gcc dot gnu dot org
Date: Sat, 25 Dec 2004 12:45:12 -0500
Subject: what does -march imply about -m64?
Bcc:

If I set -march=athlon64 that implies:

1. -mtune=athlon64

2. mmx,sse,sse2,3dnow

3. -m64

4. anything else?

or do I have this wrong.

sean

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