Index: Makefile.inc1
===================================================================
--- Makefile.inc1
+++ Makefile.inc1
@@ -2187,12 +2187,11 @@
     usr.sbin/chown
 
 SUBDIR_DEPEND_usr.bin/clang=	lib/clang
-.if ${MK_CLANG} != "no"
-NXBDIRS+=	lib/clang
-NXBDIRS+=	usr.bin/clang
-.endif
 .if ${MK_GCC} != "no"
 NXBDIRS+=	gnu/usr.bin/cc
+.elif ${MK_CLANG} != "no"
+NXBDIRS+=	lib/clang
+NXBDIRS+=	usr.bin/clang
 .endif
 .if ${MK_BINUTILS} != "no"
 NXBDIRS+=	gnu/usr.bin/binutils