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Re: removing compile directive

From: Brian Dessent
Subject: Re: removing compile directive
Date: Mon, 21 Apr 2008 10:43:12 -0700

Mohan Lal Jangir wrote:

> Is there a way to remove compile directive? Something like this
> I have a source tree being compiled with -O2 option. However, for debugging
> purpose, I want all files in one directory to compile without -O2. However,
> Makefile in that directly takes CFLAGS from a parent Makefile which I can
> not modify !!

CFLAGS = $(filter-out -D_REMOVE_THIS_,$(CFLAGS))

The filter-out function can also take %-style wildcards as well as
multiple (space separated) patterns, if you need that.


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