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Date:      Fri, 12 May 2017 14:37:56 -0700
From:      Steve Kargl <sgk@troutmask.apl.washington.edu>
To:        Ian Lepore <ian@freebsd.org>
Cc:        freebsd-hackers@freebsd.org
Subject:   Re: nm(1) -- what is 'r'?
Message-ID:  <20170512213756.GB82390@troutmask.apl.washington.edu>
In-Reply-To: <1494624672.59865.74.camel@freebsd.org>
References:  <20170512212518.GA82236@troutmask.apl.washington.edu> <1494624672.59865.74.camel@freebsd.org>

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On Fri, May 12, 2017 at 03:31:12PM -0600, Ian Lepore wrote:
> On Fri, 2017-05-12 at 14:25 -0700, Steve Kargl wrote:
> > Compiled libm.  Did 'nm catrig.o'.  Found the following:
> > 
> > 00000008 r pio2_lo
> > 00000000 r tiny
> > 
> > What is 'r' mean?  nm(1) lacks a description.
> > 
> 
> 'R' is for symbols in a read-only data section, and when it's lowercase
> that means it's a local symbol (all of which is in nm(1) but easy to
> overlook on a quick skim).
> 

Thanks.  It is indeed very easy to miss.  It seems elftoolchain's
nm.1 lacks a description of 'r' and the lowercase/uppercase convention.

-- 
Steve
20170425 https://www.youtube.com/watch?v=VWUpyCsUKR4
20161221 https://www.youtube.com/watch?v=IbCHE-hONow



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