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| author | Nicola Pero <nicola.pero@meta-innovation.com> | 2011-02-19 00:12:45 +0000 |
|---|---|---|
| committer | Nicola Pero <nicola@gcc.gnu.org> | 2011-02-19 00:12:45 +0000 |
| commit | 475b5d2a3b7e68b4b46eb1a43aa21316b8675b60 (patch) | |
| tree | 070fd0f998fe2d7dacc6fe264489f4acf1f11b82 /gcc/objc/objc-gnu-runtime-abi-01.c | |
| parent | 34c10b3bbde4bb401d78c8230bfce893e08f6dce (diff) | |
| download | gcc-475b5d2a3b7e68b4b46eb1a43aa21316b8675b60.zip gcc-475b5d2a3b7e68b4b46eb1a43aa21316b8675b60.tar.gz gcc-475b5d2a3b7e68b4b46eb1a43aa21316b8675b60.tar.bz2 | |
Do no emit GNU metadata if there is nothing to put into it
From-SVN: r170292
Diffstat (limited to 'gcc/objc/objc-gnu-runtime-abi-01.c')
| -rw-r--r-- | gcc/objc/objc-gnu-runtime-abi-01.c | 22 |
1 files changed, 17 insertions, 5 deletions
diff --git a/gcc/objc/objc-gnu-runtime-abi-01.c b/gcc/objc/objc-gnu-runtime-abi-01.c index a13f015..fdf0480 100644 --- a/gcc/objc/objc-gnu-runtime-abi-01.c +++ b/gcc/objc/objc-gnu-runtime-abi-01.c @@ -2105,11 +2105,23 @@ 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 |