diff options
| author | Jan Hubicka <jh@suse.cz> | 2012-05-17 18:37:33 +0200 |
|---|---|---|
| committer | Jan Hubicka <hubicka@gcc.gnu.org> | 2012-05-17 16:37:33 +0000 |
| commit | 6649df51ec79ed1ffe81dc8b93b7fc8cce85040f (patch) | |
| tree | c091b61bf18ed877244605adef29bd8f35c140b1 /gcc/cgraphunit.c | |
| parent | f9eead1f8953869fcfd8be7b0e58aff50fbe1fd5 (diff) | |
| download | gcc-6649df51ec79ed1ffe81dc8b93b7fc8cce85040f.zip gcc-6649df51ec79ed1ffe81dc8b93b7fc8cce85040f.tar.gz gcc-6649df51ec79ed1ffe81dc8b93b7fc8cce85040f.tar.bz2 | |
lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with constructor over decl without.
* lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with constructor
over decl without.
* cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
* cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
* cgraphunit.c (process_function_and_variable_attributes): Finalize
extrnal decls.
(mark_functions_to_output): Also accept bodies for functions with clones.
(output_in_order): Skip external vars.
* lto-cgraph.c (lto_output_node): External functions are never in other
partition.
(lto_output_varpool_node): Likewise.
* lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
forgotten initializers.
* ipa.c (process_references): Handle external vars.
(symtab_remove_unreachable_nodes): Update to handle external vars.
(varpool_externally_visible_p): External vars are externally visible.
* gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
* varpool.c (varpool_remove_node): Remove constructor.
(decide_is_variable_needed): Handle externals.
(varpool_remove_unreferenced_decls): Likewise.
* lto-partition.c (add_references_to_partition): Handle external vars.
(partition_varpool_node_p): Likewise.
(lto_promote_cross_file_statics): Do not promote externals.
From-SVN: r187631
Diffstat (limited to 'gcc/cgraphunit.c')
| -rw-r--r-- | gcc/cgraphunit.c | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/gcc/cgraphunit.c b/gcc/cgraphunit.c index c21ddb8..97e810e 100644 --- a/gcc/cgraphunit.c +++ b/gcc/cgraphunit.c @@ -782,6 +782,10 @@ process_function_and_variable_attributes (struct cgraph_node *first, vnode = varpool_next_variable (vnode)) { tree decl = vnode->symbol.decl; + if (DECL_EXTERNAL (decl) + && DECL_INITIAL (decl) + && const_value_known_p (decl)) + varpool_finalize_decl (decl); if (DECL_PRESERVE_P (decl)) vnode->symbol.force_output = true; else if (lookup_attribute ("externally_visible", DECL_ATTRIBUTES (decl))) @@ -1161,6 +1165,8 @@ mark_functions_to_output (void) gcc_assert (node->global.inlined_to || !gimple_has_body_p (decl) || node->symbol.in_other_partition + || node->clones + || DECL_ARTIFICIAL (decl) || DECL_EXTERNAL (decl)); } @@ -1760,12 +1766,13 @@ output_in_order (void) } FOR_EACH_DEFINED_VARIABLE (pv) - { - i = pv->symbol.order; - gcc_assert (nodes[i].kind == ORDER_UNDEFINED); - nodes[i].kind = ORDER_VAR; - nodes[i].u.v = pv; - } + if (!DECL_EXTERNAL (pv->symbol.decl)) + { + i = pv->symbol.order; + gcc_assert (nodes[i].kind == ORDER_UNDEFINED); + nodes[i].kind = ORDER_VAR; + nodes[i].u.v = pv; + } for (pa = asm_nodes; pa; pa = pa->next) { |