diff --git a/lib/Makefile b/lib/Makefile
index 6d86ef4cbb35..81612f01a0d1 100644
--- a/lib/Makefile
+++ b/lib/Makefile
@@ -159,7 +159,8 @@ SUBDIR.${MK_STATS}+=	libstats
 # built for certain architectures.
 .if ${MK_CLANG} != "no" && ${COMPILER_TYPE} == "clang" && \
     (${MACHINE_CPUARCH} == "aarch64" || ${MACHINE_CPUARCH} == "amd64" || \
-    ${MACHINE_CPUARCH} == "arm" || ${MACHINE_CPUARCH} == "i386")
+    ${MACHINE_CPUARCH} == "arm" || ${MACHINE_CPUARCH} == "i386" || \
+    ${MACHINE_CPUARCH} == "powerpc")
 _libclang_rt=	libclang_rt
 .endif
 
diff --git a/lib/libclang_rt/Makefile.inc b/lib/libclang_rt/Makefile.inc
index bb5c6c9194ac..aeaba094af5e 100644
--- a/lib/libclang_rt/Makefile.inc
+++ b/lib/libclang_rt/Makefile.inc
@@ -8,7 +8,7 @@
     (!defined(CPUTYPE) || ${CPUTYPE:M*soft*} == "")
 CRTARCH?=	armhf
 .else
-CRTARCH?=	${MACHINE_CPUARCH:C/amd64/x86_64/}
+CRTARCH?=	${MACHINE_ARCH:C/amd64/x86_64/}
 .endif
 CRTSRC=		${SRCTOP}/contrib/compiler-rt
 
diff --git a/tools/build/mk/OptionalObsoleteFiles.inc b/tools/build/mk/OptionalObsoleteFiles.inc
index fe463edbcd3e..6a49d60b7684 100644
--- a/tools/build/mk/OptionalObsoleteFiles.inc
+++ b/tools/build/mk/OptionalObsoleteFiles.inc
@@ -1576,6 +1576,8 @@ OLD_FILES+=usr/lib/clang/9.0.0/lib/freebsd/libclang_rt.profile-aarch64.a
 OLD_FILES+=usr/lib/clang/9.0.0/lib/freebsd/libclang_rt.profile-arm.a
 OLD_FILES+=usr/lib/clang/9.0.0/lib/freebsd/libclang_rt.profile-armhf.a
 OLD_FILES+=usr/lib/clang/9.0.0/lib/freebsd/libclang_rt.profile-i386.a
+OLD_FILES+=usr/lib/clang/9.0.0/lib/freebsd/libclang_rt.profile-powerpc.a
+OLD_FILES+=usr/lib/clang/9.0.0/lib/freebsd/libclang_rt.profile-powerpc64.a
 OLD_FILES+=usr/lib/clang/9.0.0/lib/freebsd/libclang_rt.profile-x86_64.a
 OLD_FILES+=usr/lib/clang/9.0.0/lib/freebsd/libclang_rt.safestack-aarch64.a
 OLD_FILES+=usr/lib/clang/9.0.0/lib/freebsd/libclang_rt.safestack-i386.a