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authorJan Hubicka <jh@suse.cz>2010-05-22 16:48:40 +0200
committerJan Hubicka <hubicka@gcc.gnu.org>2010-05-22 14:48:40 +0000
commit9f90e80a1823bfb50fdbdac0eae44205fc436e56 (patch)
treec6700f8a244d310bf2e05c428d125caeecbd1ffe /gcc/cgraph.h
parenta2c9fe42531a2ef2259e4128c50632b2df37202b (diff)
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decl2.c (maybe_emit_vtables): Produce same comdat group when outputting comdat vtables.
* decl2.c (maybe_emit_vtables): Produce same comdat group when outputting comdat vtables. (cxx_callgraph_analyze_expr): Remove code marking vtables needed. * cgraph.h (struct varpool_node): Add same_comdat_group. * lto-cgrpah.c (lto_output_varpool_node): Output same_comdat_group pointer. (output_varpool): Update call of lto_output_varpool_node. (input_varpool): Read same_comdat_group pointer. (input_varpool_1): Fixup same_comdat_group pointer. * ipa.c (cgraph_remove_unreachable_nodes): WHen one of same comdat group is needed, all are. * varpool.c (varpool_remove_node): Remove node from same comdat group linklist too. (varpool_analyze_pending_decls): Walk same comdat groups. From-SVN: r159699
Diffstat (limited to 'gcc/cgraph.h')
-rw-r--r--gcc/cgraph.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/gcc/cgraph.h b/gcc/cgraph.h
index b092301..a9a2962 100644
--- a/gcc/cgraph.h
+++ b/gcc/cgraph.h
@@ -457,6 +457,8 @@ struct GTY((chain_next ("%h.next"), chain_prev ("%h.prev"))) varpool_node {
/* For normal nodes a pointer to the first extra name alias. For alias
nodes a pointer to the normal node. */
struct varpool_node *extra_name;
+ /* Circular list of nodes in the same comdat group if non-NULL. */
+ struct varpool_node *same_comdat_group;
struct ipa_ref_list ref_list;
PTR GTY ((skip)) aux;
/* Ordering of all cgraph nodes. */