Index: Makefile
===================================================================
--- Makefile	(revision 490723)
+++ Makefile	(working copy)
@@ -24,7 +24,6 @@
 BROKEN_aarch64=		fails to compile: constant expression evaluates to -1
 BROKEN_armv6=		fails to compile: constant expression evaluates to -1
 BROKEN_armv7=		fails to compile: constant expression evaluates to -1
-BROKEN_powerpc64=	fails to compile: narrowing conversion of '-1' from 'int' to 'char'
 
 GNU_CONFIGURE=	yes
 CONFIGURE_ARGS=	--disable-dependency-tracking --disable-boost
@@ -37,6 +36,10 @@
 OPENCC_CONFIGURE_ENABLE=	opencc
 OPENCC_LIB_DEPENDS=		libopencc.so:chinese/opencc
 
+.if exists(/usr/lib/libstdc++.so)
+CXXFLAGS+=	-Wno-error=narrowing
+.endif
+
 post-install:
 	@${STRIP_CMD} ${STAGEDIR}${PREFIX}/lib/lib${PORTNAME}-1.0.so