cmake: use PERF_LOCAL_FLAGS only if defined

in src/test/CMakeLists.txt
to avoid build error for ppc64/ppc64le archi

Fixes: http://tracker.ceph.com/issues/17104
Signed-off-by: Michel Normand <normand@linux.vnet.ibm.com>

diff --git a/src/test/CMakeLists.txt b/src/test/CMakeLists.txt
index 22c9a2ca39cbbc05c08eb0f0847b44c0749f3e6f..b63522f38288b049087cb8dc8410235556cc8b08 100644 (file)
--- a/src/test/CMakeLists.txt
+++ b/src/test/CMakeLists.txt
@@ -363,8 +363,10 @@ endif(HAVE_SSE)
 if(HAVE_NEON)
   set(PERF_LOCAL_FLAGS ${ARM_NEON_FLAGS})
 endif(HAVE_NEON)
-set_target_properties(ceph_perf_local PROPERTIES COMPILE_FLAGS
-  ${PERF_LOCAL_FLAGS})
+if(PERF_LOCAL_FLAGS)
+  set_target_properties(ceph_perf_local PROPERTIES COMPILE_FLAGS
+    ${PERF_LOCAL_FLAGS})
+endif()
 target_link_libraries(ceph_perf_local os global ${UNITTEST_LIBS})
 
 # ceph_xattr_bench