2 files changed, 4 insertions, 1 deletions

diff --git a/meta/classes/ccache.bbclass b/meta/classes/ccache.bbclass
index fc014bf71d..262db6672c 100644
--- a/meta/classes/ccache.bbclass
+++ b/meta/classes/ccache.bbclass
@@ -37,6 +37,9 @@ CCACHE_NATIVE_RECIPES_ALLOWED ?= ""
 # in different builds.
 export CCACHE_BASEDIR ?= "${TMPDIR}"
 
+# Used for sharing cache files after compiler is rebuilt
+export CCACHE_COMPILERCHECK ?= "%compiler% -dumpspecs"
+
 export CCACHE_CONFIGPATH ?= "${COREBASE}/meta/conf/ccache.conf"
 
 export CCACHE_DIR ?= "${CCACHE_TOP_DIR}/${MULTIMACH_TARGET_SYS}/${PN}"
diff --git a/meta/classes/toolchain/clang.bbclass b/meta/classes/toolchain/clang.bbclass
index d7b8a3657c..7c6ed57fb3 100644
--- a/meta/classes/toolchain/clang.bbclass
+++ b/meta/classes/toolchain/clang.bbclass
@@ -27,7 +27,7 @@ PREFERRED_PROVIDER_virtual/nativesdk-cross-cc:class-cross-canadian = "clang-cros
 PREFERRED_PROVIDER_virtual/nativesdk-cross-c++:class-cross-canadian = "clang-crosssdk-${SDK_SYS}"
 
 
-BASE_DEFAULT_DEPS:append:class-target = " compiler-rt"
+BASE_DEFAULT_DEPS:append:class-target = " compiler-rt libcxx"
 
 TUNE_CCARGS += "${@bb.utils.contains("DISTRO_FEATURES", "usrmerge", " --dyld-prefix=/usr", "", d)}"