Re: pkg/46496: lang/scm

[David Holland <dholland-pbugs%netbsd.org@localhost>]

The following reply was made to PR pkg/46496; it has been noted by GNATS.

From: David Holland <dholland-pbugs%netbsd.org@localhost>
To: gnats-bugs%NetBSD.org@localhost
Cc: 
Subject: Re: pkg/46496: lang/scm
Date: Thu, 31 May 2012 22:02:58 +0000

 On Thu, May 31, 2012 at 08:05:03AM +0000, Aleksey Cheusov wrote:
  >  > I have been doing my test builds with -Wall -Wno-error (this too
  >  > occasionally breaks autoconf scripts)
  >  
  >  How does build fail?
 
 Tests that look for whether a function is available by including some
 headers and calling it... and only running gcc -c, not linking, so
 without -Werror any function will be "successfully" detected. 
 
  >  > =A0If you can think of a way to inject -Wall -Werror reliably into real
  >  > =A0compiles and not autoconf tests, I'm all ears.
  >  
  >  We could pass -Werror=implicit-function-declaration to gcc in gcc
  >  wrapper for "build" target.
 
 That syntax isn't supported by gcc 4.1.
 
 Also I don't think the wrappers know how to vary their behavior
 depending on the target.
 
 -- 
 David A. Holland
 dholland%netbsd.org@localhost