Index: head/science/erkale/Makefile
===================================================================
--- head/science/erkale/Makefile	(revision 488077)
+++ head/science/erkale/Makefile	(revision 488078)
@@ -1,74 +1,76 @@
 # $FreeBSD$
 
 PORTNAME=	erkale
 DISTVERSION=	g20181121
 PORTREVISION=	3
 CATEGORIES=	science
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Quantum chemistry program to solve the electronic structure of atoms
 
 LICENSE=	GPLv2
 LICENSE_FILE=	${WRKSRC}/COPYING
 
+BROKEN_i386=	liberkale_omp.so.0.1.0: undefined reference to `__atomic_compare_exchange'
+
 BUILD_DEPENDS=	armadillo>0:math/armadillo
 LIB_DEPENDS=	libderiv.so:science/libint \
 		libgsl.so:math/gsl \
 		libhdf5.so:science/hdf5 \
 		libint.so:science/libint \
 		libopenblas.so:math/openblas \
 		libsz.so:science/szip \
 		libxc.so:science/libxc
 
 FLAVORS=	serial parallel
 FLAVOR?=	${FLAVORS:[1]}
 serial_PKGNAMESUFFIX=	-serial
 
 USES=		cmake:outsource,noninja fortran pkgconfig
 USE_GITHUB=	yes
 GH_ACCOUNT=	susilehtola
 GH_TAGNAME=	0927d8c
 USE_LDCONFIG=	yes
 
 TEST_TARGET=	test
 
 CMAKE_ON=	BUILD_SHARED_LIBS
 
 PLIST_SUB=	SUFFIX="${SUFFIX}"
 
 .if ${FLAVOR} == serial
 CMAKE_OFF=	USE_OPENMP
 .else # parallel
 CMAKE_ON+=	USE_OPENMP
 LIB_DEPENDS+=	libomp.so:devel/openmp
 SUFFIX=		_omp
 .endif
 
 OPTIONS_SINGLE=		LINALG
 OPTIONS_SINGLE_LINALG=	NETLIB OPENBLAS
 OPTIONS_DEFAULT=	NETLIB
 LINALG_DESC=		Linear algebra library
 
 NETLIB_USES=		blaslapack:netlib
 NETLIB_CMAKE_ON=	-DLAPACK_LIBRARIES:STRING=-llapack -DBLAS_LIBRARIES:STRING=-lblas
 NETLIB_LDFLAGS=		${LOCALBASE}/lib/libcblas.so ${LOCALBASE}/lib/liblapack.so ${LOCALBASE}/lib/libblas.so
 NETLIB_LIB_DEPENDS=	libcblas.so:math/cblas
 
 OPENBLAS_USES=		blaslapack:openblas
 OPENBLAS_CMAKE_ON=	-DLAPACK_LIBRARIES:STRING=-lopenblas -DBLAS_LIBRARIES:STRING=-lopenblasp
 xOPENBLAS_BROKEN=	hits the number of threads limit: https://github.com/xianyi/OpenBLAS/issues/1882
 
 # use clang from ports because cmake can't find OpenMP with base clang, see https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=223678
 # have the same compiler for both serial and parallel flavors so that performance numbers can be compared
 BUILD_DEPENDS+=	clang${LLVM_DEFAULT}:devel/llvm${LLVM_DEFAULT}
 CPP=		clang-cpp${LLVM_DEFAULT}
 CC=		clang${LLVM_DEFAULT}
 CXX=		clang++${LLVM_DEFAULT}
 
 .if ${FLAVOR} == parallel
 post-install:
 	@${MV} ${STAGEDIR}${PREFIX}/include/erkale ${STAGEDIR}${PREFIX}/include/erkale${SUFFIX}
 	@${MV} ${STAGEDIR}${PREFIX}/bin/erkale_bastool ${STAGEDIR}${PREFIX}/bin/erkale_bastool${SUFFIX}
 .endif
 
 .include <bsd.port.mk>