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Re: Compiler Flags

From: Tim Heath
Subject: Re: Compiler Flags
Date: Mon, 20 Nov 2000 11:32:19 -0700

I put the following in my


I assume this is wrong as it does not have the desired effect.

Can you tell me what should be done please?


Tim Heath

Tom Tromey wrote:
> >>>>> "Simon" == Simon Richter <address@hidden> writes:
> >> On Fri, 17 Nov 2000, Tim Heath wrote:
> >> How do I add compiler flags?  What AM is necessary to accomplish that?
> Simon> Make your add them to $CFLAGS, before AC_PROG_CC
> Simon> (to make sure the compiler actually accepts them).
> Actually, you don't want to do that.  CFLAGS, CPPFLAGS, and the like
> are defined to be "user variables".  That is, the user should be free
> to do this:
>     make CFLAGS='my flags' ...
> If your rewritten CFLAGS contained things necessary for your package,
> this would break.
> You can set private compiler flags using the `AM_' form of variables:
> Tom

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