Index: share/mk/src.opts.mk
===================================================================
--- share/mk/src.opts.mk
+++ share/mk/src.opts.mk
@@ -324,6 +324,11 @@
 .if ${__T:Mpowerpc*}
 BROKEN_OPTIONS+=LOADER_GELI LOADER_LUA
 .endif
+# SSP is broken with clang 12 currently
+# XXX: Remove when clang 12 is fixed
+.if ${__T:Mpowerpc64*}
+BROKEN_OPTIONS+=SSP
+.endif
 
 # Kernel TLS is enabled by default on amd64 and aarch64
 .if ${__T} == "aarch64" || ${__T} == "amd64"