[oe] [meta-oe][PATCH] tclap: add ALLOW_EMPTY in bb file

[YangHaibo]

---
 meta-oe/recipes-devtools/tclap/tclap_1.2.1.bb | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/meta-oe/recipes-devtools/tclap/tclap_1.2.1.bb b/meta-oe/recipes-devtools/tclap/tclap_1.2.1.bb
index c6bedea..ab15a7e 100644
--- a/meta-oe/recipes-devtools/tclap/tclap_1.2.1.bb
+++ b/meta-oe/recipes-devtools/tclap/tclap_1.2.1.bb
@@ -11,4 +11,6 @@ SRC_URI = "git://git.code.sf.net/p/tclap/code \
 S = "${WORKDIR}/git"
 inherit autotools
 
+ALLOW_EMPTY_${PN} = "1"
+
 BBCLASSEXTEND = "native nativesdk"
-- 
1.9.2