On 2008-04-21 09:35Z, Mohan Lal Jangir wrote:
> 
> 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 !!

Try adding '-O0' (letter oh, digit zero) at the end
  CFLAGS += -O0
to cancel an earlier '-O2'.


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