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Re: compiler change

From: Alexandre Duret-Lutz
Subject: Re: compiler change
Date: Thu, 20 Jun 2002 09:09:11 +0200
User-agent: Gnus/5.090007 (Oort Gnus v0.07) Emacs/21.2 (i386-debian-linux-gnu)


 David> One of my subdirectories will be using the mpiCC
 David> compiler, but the rest of the subdirectories will be
 David> using gcc. How do I acheive this using Automake?
 >> You can override the CC or COMPILE variables in this

(Actually, you'll probably have to fiddle with CCDEPMODE too,
for the dependency tracking to work -- good luck!)


 David> I have an additional question with respect to using different 
 David> compilers for different codes.

 David> I can override the compiler choice (and compiler flags) in a given 
 David> using 

 David> CXX = mpicc
 David> AM_CXXFLAGS = -O5 -Wall

 David> If I do this then it applies to all codes which the
 David> compiles.

 David> Is there a way of doing this on a code-by-code basis?

No easy.  What you can do is to supply the build rules yourself.

 David> I have tried

 David> code_CXX
 David> code_CXXFLAGS = -O5 -Wall

 David> for a particular code, but it doesn't seem to work.

 David> What am I doing wrong?

Nothing.  code_CXX is not supported.
Alexandre Duret-Lutz

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