clang.bbclass: fix a typo

A pair of '[]' is missing, add them in.

Signed-off-by: Ming Liu <liu.ming50@gmail.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/classes/clang.bbclass b/classes/clang.bbclass
index e56c77a..7c3caf4 100644
--- a/classes/clang.bbclass
+++ b/classes/clang.bbclass
@@ -143,7 +143,7 @@ RECIPESYSROOTFUNCS:toolchain-clang = "recipe_sysroot_check_ld_is_lld"
 
 recipe_sysroot_check_ld_is_lld () {
     if ${@bb.utils.contains('DISTRO_FEATURES', 'ld-is-lld', 'true', 'false', d)} &&  \
-        -e ${STAGING_BINDIR_TOOLCHAIN}/${TARGET_PREFIX}ld.lld; then
+        [ -e ${STAGING_BINDIR_TOOLCHAIN}/${TARGET_PREFIX}ld.lld ]; then
         ln -srf ${STAGING_BINDIR_TOOLCHAIN}/${TARGET_PREFIX}ld.lld ${STAGING_BINDIR_TOOLCHAIN}/${TARGET_PREFIX}ld
     fi
 }