ipa.c (ipa_discover_readonly_nonaddressable_var): Fix dumping; set writeonly flag...

	* ipa.c (ipa_discover_readonly_nonaddressable_var): Fix dumping;
	set writeonly flag only for vars actually written to.

From-SVN: r210672

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 0b1900e792b2c9f10f154c3ff33c48858dae1f22..e1ffdca8f895155d44f8a071c743fb8f8cb80f91 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2014-05-20  Jan Hubicka  <hubicka@ucw.cz>
+
+       * ipa.c (ipa_discover_readonly_nonaddressable_var): Fix dumping;
+       set writeonly flag only for vars actually written to.
+
 2014-05-20  Dehao Chen  <dehao@google.com>
 
        * ipa-inline-transform.c (clone_inlined_nodes): Use min of edge count

diff --git a/gcc/ipa.c b/gcc/ipa.c
index a4e9b2273301e3b655cfd6cbbf9ed21885d5a458..d0beefe214c455236bb467690847a7df991f7e2f 100644 (file)
--- a/gcc/ipa.c
+++ b/gcc/ipa.c
@@ -737,7 +737,7 @@ ipa_discover_readonly_nonaddressable_vars (void)
        if (!address_taken)
          {
            if (TREE_ADDRESSABLE (vnode->decl) && dump_file)
-             fprintf (dump_file, " %s (addressable)", vnode->name ());
+             fprintf (dump_file, " %s (non-addressable)", vnode->name ());
            varpool_for_node_and_aliases (vnode, clear_addressable_bit, NULL, true);
          }
        if (!address_taken && !written
@@ -750,7 +750,7 @@ ipa_discover_readonly_nonaddressable_vars (void)
              fprintf (dump_file, " %s (read-only)", vnode->name ());
            varpool_for_node_and_aliases (vnode, set_readonly_bit, NULL, true);
          }
-       if (!vnode->writeonly && !read && !address_taken)
+       if (!vnode->writeonly && !read && !address_taken && written)
          {
            if (dump_file)
              fprintf (dump_file, " %s (write-only)", vnode->name ());