Index: head/math/py-pplpy/Makefile
===================================================================
--- head/math/py-pplpy/Makefile	(revision 551436)
+++ head/math/py-pplpy/Makefile	(revision 551437)
@@ -1,39 +1,51 @@
 # Created by: thierry@pompo.net
 # $FreeBSD$
 
 PORTNAME=	pplpy
-DISTVERSION=	0.8.4
+PORTVERSION=	0.8.4
+PORTREVISION=	1
 CATEGORIES=	math python
 MASTER_SITES=	CHEESESHOP
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	thierry@FreeBSD.org
 COMMENT=	Python wrapper to the C++ Parma Polyhedra Library (PPL)
 
 LICENSE=	GPLv3
 
 BUILD_DEPENDS=	${PYTHON_PKGNAMEPREFIX}gmpy2-devel>0:math/py-gmpy2-devel@${PY_FLAVOR}	\
 		${PYTHON_PKGNAMEPREFIX}cysignals>0:devel/py-cysignals@${PY_FLAVOR}
 LIB_DEPENDS=	libgmp.so:math/gmp	\
 		libmpfr.so:math/mpfr	\
 		libmpc.so:math/mpc	\
+		libpari.so:math/pari	\
 		libppl.so:devel/ppl
 RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}gmpy2-devel>0:math/py-gmpy2-devel@${PY_FLAVOR}	\
 		${PYTHON_PKGNAMEPREFIX}cysignals>0:devel/py-cysignals@${PY_FLAVOR}
 
 USES=		compiler:c++11-lang localbase python:3.6+
 USE_PYTHON=	cython distutils
 
 OPTIONS_DEFINE=		DOCS
 DOCS_BUILD_DEPENDS=	${PY_SPHINX}
 DOCS_USES=		gmake
 PORTDOCS=		*
 
+.include <bsd.port.pre.mk>
+
+.if ${COMPILER_TYPE} == "clang" && ${COMPILER_VERSION} >= 110
+# error: cannot initialize a parameter of type 'bool' with an rvalue of type 'nullptr_t'
+BUILD_DEPENDS+=	${LOCALBASE}/bin/clang10:devel/llvm10
+CPP=	${LOCALBASE}/bin/clang-cpp10
+CC=	${LOCALBASE}/bin/clang10
+CXX=	${LOCALBASE}/bin/clang++10
+.endif
+
 do-build-DOCS-on:
 	(cd ${WRKSRC}/docs && ${GMAKE} html)
 
 post-build-DOCS-on:
 	${MKDIR} ${STAGEDIR}${DOCSDIR}
 	${CP} -R ${WRKSRC}/docs/build/html/* ${STAGEDIR}${DOCSDIR}
 
-.include <bsd.port.mk>
+.include <bsd.port.post.mk>