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From: Bryan Drewery <bdrewery@FreeBSD.org>
Date: Mon, 23 May 2016 17:11:33 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
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Subject: svn commit: r300525 - head/share/mk
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Author: bdrewery
Date: Mon May 23 17:11:32 2016
New Revision: 300525
URL: https://svnweb.freebsd.org/changeset/base/300525

Log:
  Use sed(1) to determine cc version rather than tail(1) since it is already in ITOOLS.
  
  This fixes 'tail: not found' warnings in installworld after r300351.
  
  Sponsored by:	EMC / Isilon Storage Division

Modified:
  head/share/mk/bsd.compiler.mk

Modified: head/share/mk/bsd.compiler.mk
==============================================================================
--- head/share/mk/bsd.compiler.mk	Mon May 23 17:06:46 2016	(r300524)
+++ head/share/mk/bsd.compiler.mk	Mon May 23 17:11:32 2016	(r300525)
@@ -156,7 +156,7 @@ ${X_}COMPILER_VERSION!=echo "${_v:M[1-9]
 .undef _v
 .endif
 .if !defined(${X_}COMPILER_FREEBSD_VERSION)
-${X_}COMPILER_FREEBSD_VERSION!=	{ echo "__FreeBSD_cc_version" | ${${cc}} -E - 2>/dev/null || echo __FreeBSD_cc_version; } | tail -n 1
+${X_}COMPILER_FREEBSD_VERSION!=	{ echo "__FreeBSD_cc_version" | ${${cc}} -E - 2>/dev/null || echo __FreeBSD_cc_version; } | sed -n '$$p'
 # If we get a literal "__FreeBSD_cc_version" back then the compiler
 # is a non-FreeBSD build that doesn't support it or some other error
 # occurred.