Index: head/math/clrng/Makefile
===================================================================
--- head/math/clrng/Makefile	(revision 488628)
+++ head/math/clrng/Makefile	(revision 488629)
@@ -1,37 +1,43 @@
 # Created by: Johannes Dieterich <dieterich@ogolem.org>
 # $FreeBSD$
 
 PORTNAME=	clrng
 DISTVERSIONPREFIX=	v
 DISTVERSION=	1.0.0-beta
-PORTREVISION=	1
+PORTREVISION=	2
 CATEGORIES=	math
 
 MAINTAINER=	jmd@FreeBSD.org
 COMMENT=	Library for uniform random number generation in OpenCL
 
 LICENSE=	BSD2CLAUSE
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 ONLY_FOR_ARCHS=		amd64 i386 powerpc powerpc64
 ONLY_FOR_ARCHS_REASON=	this code has only been tested on x86 and powerpc platforms
 
 BUILD_DEPENDS=	opencl>=0:devel/opencl
 LIB_DEPENDS=	libOpenCL.so:devel/ocl-icd
 RUN_DEPENDS=	opencl>=0:devel/opencl
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	clMathLibraries
 GH_PROJECT=	clRNG
 
 USES=		cmake compiler:c++11-lang
 USE_LDCONFIG=	yes
 
 CMAKE_ARGS+=	-DBUILD_CLIENT=OFF \
 		-DBUILD_TEST=OFF \
 		-DSUFFIX_LIB="" \
 		-DSUFFIX_BIN=""
 
 CMAKE_SOURCE_PATH=	${WRKSRC}/src
 
-.include <bsd.port.mk>
+.include <bsd.port.pre.mk>
+
+.if ${CHOSEN_COMPILER_TYPE} == gcc
+CFLAGS+= -Wno-expansion-to-defined
+.endif
+
+.include <bsd.port.post.mk>