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Re: Building GCC & CFLAGS settings

From: Andreas Schwab <schwab at redhat dot com>
To: sje at cup dot hp dot com
Cc: Dave Korn <dave dot korn dot cygwin at googlemail dot com>, gcc at gcc dot gnu dot org
Date: Thu, 06 May 2010 10:23:56 +0200
Subject: Re: Building GCC & CFLAGS settings
References: <201005051718.o45HIY812847@lucas.cup.hp.com> <4BE20106.9010807@gmail.com> <1273103395.29171.62.camel@hpsje.cup.hp.com>

Steve Ellcey <sje@cup.hp.com> writes:

> HJ seems to have the way to make it work, set CC to 'gcc -mlp64' instead
> of setting CC to 'gcc' and CFLAGS to '-mlp64' but that seems a bit
> counter-intuitive to the meaning of the flags.

'-mlp64' is an ABI-changing flag, so it is better to put it in CC, since
you are, in effect, using an incompatible compiler.

Andreas.

-- 
Andreas Schwab, schwab@redhat.com
GPG Key fingerprint = D4E8 DBE3 3813 BB5D FA84  5EC7 45C6 250E 6F00 984E
"And now for something completely different."

References:
- Building GCC & CFLAGS settings
  - From: Steve Ellcey
- Re: Building GCC & CFLAGS settings
  - From: Dave Korn
- Re: Building GCC & CFLAGS settings
  - From: Steve Ellcey

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