Index: Mk/bsd.gcc.mk
===================================================================
--- Mk/bsd.gcc.mk	(revision 327313)
+++ Mk/bsd.gcc.mk	(working copy)
@@ -54,7 +54,12 @@
 GCCVERSION_040700=	     0       0 4.7
 GCCVERSION_040800=	     0       0 4.8
 
+.if ${ARCH} == powerpc64
+# Use gcc47 because the gcc46 port does not support powerpc64.
+GCC_DEFAULT_VERSION=	4.7
+.else
 GCC_DEFAULT_VERSION=	4.6
+.endif
 GCC_DEFAULT_V=	${GCC_DEFAULT_VERSION:S/.//}
 
 # No configurable parts below this. ####################################