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Date:	Sun, 20 Jul 2014 23:30:26 +0200
From:	Sam Ravnborg <sam@...nborg.org>
To:	Vinícius Tinti <viniciustinti@...il.com>
Cc:	Michal Marek <mmarek@...e.cz>, linux-kbuild@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Behan Webster <behanw@...verseincode.com>
Subject: Re: [PATCH] kbuild: add support to generate LLVM bitcode files

On Sun, Jul 20, 2014 at 11:04:58PM +0200, Sam Ravnborg wrote:
> > >  
> > > +ifeq ($(COMPILER),clang)
> > > +quiet_cmd_cc_ll_c = CC $(quiet_modtag)  $@
> > > +cmd_cc_ll_c       = $(CC) $(c_flags) $(DISABLE_LTO) -fverbose-asm -emit-llvm -S -o $@ $<
> > 
> > Can we drop the test for COMPILER here too?
> > Do -fverbose-asm make sense when generating .ll files?
> > It looks like a leftover from what you copied.
> 
> Also  $(DISABLE_LTO) looks like a left-over.
> It was added to avoid LTO when generating asm-offstes.s which
> the original rule is also used for.
> So this should be skipped too.
Third thing.
In some places we indent the assignmnet like this:
quiet_cmd_cc_ll_c = CC $(quiet_modtag)  $@
      cmd_cc_ll_c = $(CC) $(c_flags) ....

This makes it more obvious that the "cmd_cc_ll_c" is actually the same.
Makefile.build does not do this much but please do for these targets.

	Sam
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