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From: Gerald Pfeifer <gerald@FreeBSD.org>
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Subject: svn commit: r517994 - head/lang/gcc8
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Author: gerald
Date: Wed Nov 20 07:52:28 2019
New Revision: 517994
URL: https://svnweb.freebsd.org/changeset/ports/517994

Log:
  Partially forward port r517855 | gerald | 2019-11-18 from lang/gcc8-devel:
  
    On versions of FreeBSD that that are new enough and made that switch
    already, use ELFv2 ABI on powerpc64.
  
  PR:		239813
  Submitted by:	pkubaj
  Reported by:	linimon

Modified:
  head/lang/gcc8/Makefile

Modified: head/lang/gcc8/Makefile
==============================================================================
--- head/lang/gcc8/Makefile	Wed Nov 20 06:46:39 2019	(r517993)
+++ head/lang/gcc8/Makefile	Wed Nov 20 07:52:28 2019	(r517994)
@@ -62,7 +62,11 @@ CONFIGURE_TARGET=	x86_64-portbld-${OPSYS:tl}${OSREL}
 
 .elif ${ARCH} == powerpc64
 CONFIGURE_ENV+=	UNAME_m="powerpc64"
+. if defined(PPC_ABI) && ${PPC_ABI} == ELFv2
+CONFIGURE_ARGS+=	--with-abi=elfv2
+. else
 MAKE_ARGS+=	CFLAGS_FOR_TARGET="-O1" CXXFLAGS_FOR_TARGET="-O1" BOOT_CFLAGS="-O1" # PR235975
+.endif
 
 .elif ${ARCH} == powerpcspe
 CONFIGURE_ARGS+=	--with-cpu=8548 --enable-e500_double --without-fp