Exclude unimplemented function from coverage.
diff --git a/libs/framework/src/manifest.c b/libs/framework/src/manifest.c
index 06936db..2a42378 100644
--- a/libs/framework/src/manifest.c
+++ b/libs/framework/src/manifest.c
@@ -128,9 +128,11 @@
     return status;
 }
 
+//LCOV_EXCL_START
 void manifest_clear(manifest_pt manifest) {
 
 }
+//LCOV_EXCL_STOP
 
 properties_pt manifest_getMainAttributes(manifest_pt manifest) {
     return manifest->mainAttributes;