libcxx: Explicitly set LLVM_DEFAULT_TARGET_TRIPLE

This helps during cross-compile as new clang expects this to be set or
else it deduces it and that deduction can go wrong.

See commit 395271ad11b8c233db1a4e0e6a76aa52e93e5aec in clang repo

Signed-off-by: Khem Raj <raj.khem@gmail.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/recipes-devtools/clang/libcxx_git.bb b/recipes-devtools/clang/libcxx_git.bb
index bdb364e..381c62a 100644
--- a/recipes-devtools/clang/libcxx_git.bb
+++ b/recipes-devtools/clang/libcxx_git.bb
@@ -62,6 +62,7 @@ EXTRA_OECMAKE_append_class-target = " \
                   -DCMAKE_AR=${STAGING_BINDIR_TOOLCHAIN}/${AR} \
                   -DCMAKE_NM=${STAGING_BINDIR_TOOLCHAIN}/${NM} \
                   -DCMAKE_RANLIB=${STAGING_BINDIR_TOOLCHAIN}/${RANLIB} \
+                  -DLLVM_DEFAULT_TARGET_TRIPLE=${HOST_SYS} \
 "
 EXTRA_OECMAKE_append_class-native = " -DLIBCXX_ENABLE_ABI_LINKER_SCRIPT=OFF \
 "
@@ -70,6 +71,7 @@ EXTRA_OECMAKE_append_class-nativesdk = " -DLIBCXX_ENABLE_ABI_LINKER_SCRIPT=OFF \
                   -DCMAKE_AR=${STAGING_BINDIR_TOOLCHAIN}/${AR} \
                   -DCMAKE_NM=${STAGING_BINDIR_TOOLCHAIN}/${NM} \
                   -DCMAKE_RANLIB=${STAGING_BINDIR_TOOLCHAIN}/${RANLIB} \
+                  -DLLVM_DEFAULT_TARGET_TRIPLE=${HOST_SYS} \
 "
 
 EXTRA_OECMAKE_append_libc-musl = " -DLIBCXX_HAS_MUSL_LIBC=ON "