===================================================================
@@ -2105,12 +2105,24 @@ objc_generate_v1_gnu_metadata (void)
generate_protocols ();
/* Arrange for ObjC data structures to be initialized at run time. */
- generate_objc_symtab_decl ();
- /* Make sure that the meta-data are identified as being GNU-runtime. */
- build_module_descriptor (OBJC_VERSION,
- build_tree_list (objc_meta, meta_base));
- build_module_initializer_routine ();
+ /* FIXME: Have some more elegant way to determine if we need to
+ generate objc_symtab_decl or not, instead of checking these
+ global symbols. */
+ if (imp_list || class_names_chain
+ || meth_var_names_chain || meth_var_types_chain || sel_ref_chain
+ || prop_names_attr_chain)
+ generate_objc_symtab_decl ();
+ if (imp_list || class_names_chain || objc_static_instances
+ || meth_var_names_chain || meth_var_types_chain || sel_ref_chain)
+ {
+ /* Make sure that the meta-data are identified as being
+ GNU-runtime. */
+ build_module_descriptor (OBJC_VERSION,
+ build_tree_list (objc_meta, meta_base));
+ build_module_initializer_routine ();
+ }
+
/* Dump the class references. This forces the appropriate classes
to be linked into the executable image, preserving unix archive
semantics. This can be removed when we move to a more dynamically
===================================================================
@@ -1,3 +1,8 @@
+2011-01-19 Nicola Pero <nicola.pero@meta-innovation.com>
+
+ * objc-gnu-runtime-abi-01.c (objc_generate_v1_gnu_metadata): Do
+ not generate metadata if there is nothing to put into it.
+
2011-02-17 Iain Sandoe <iains@gcc.gnu.org>
* config-lang.in (gtfiles): Updated.