[Bug middle-end/37293] [4.4 Regression] r139762 breaks libstdc++ build on darwin

[pinskia at gcc dot gnu dot org]

------- Comment #4 from pinskia at gcc dot gnu dot org  2008-08-31 02:00 -------
Simple patch which fixes the DECL_WEAK issue (I think).
Index: cgraphunit.c
===================================================================
--- cgraphunit.c        (revision 139811)
+++ cgraphunit.c        (working copy)
@@ -1532,13 +1532,15 @@ cgraph_function_versioning (struct cgrap
   update_call_expr (new_version_node);

   /* Update the new version's properties.
-     Make The new version visible only within this translation unit.
+     Make The new version visible only within this translation unit.  Make
sure
+     that is not weak also.
      ??? We cannot use COMDAT linkage because there is no
      ABI support for this.  */
   DECL_EXTERNAL (new_version_node->decl) = 0;
   DECL_ONE_ONLY (new_version_node->decl) = 0;
   TREE_PUBLIC (new_version_node->decl) = 0;
   DECL_COMDAT (new_version_node->decl) = 0;
+  DECL_WEAK (new_version_node->decl) = 0;
   new_version_node->local.externally_visible = 0;
   new_version_node->local.local = 1;
   new_version_node->lowered = true;


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37293