[Bug ld/20513] GNU ld does not ignore symbols defined in sections marked EXCLUDE

[hjl.tools at gmail dot com]

https://sourceware.org/bugzilla/show_bug.cgi?id=20513

--- Comment #2 from H.J. Lu <hjl.tools at gmail dot com> ---
This is better:

index e7a8dff..052b276 100644
--- a/ld/ldmain.c
+++ b/ld/ldmain.c
@@ -959,6 +959,19 @@ multiple_definition (struct bfd_link_info *info,
     && bfd_is_abs_section (nsec->output_section)))
     return;

+  /* Ignore a redefinition from excluded section.  */
+  if (!bfd_link_relocatable (&link_info)
+      && ((osec->flags & SEC_EXCLUDE) != 0
+    || (nsec->flags & SEC_EXCLUDE) != 0))
+    {
+      if ((osec->flags & SEC_EXCLUDE) != 0)
+  {
+    h->u.def.section = nsec;
+    h->u.def.value = nval;
+  }
+      return;
+    }
+
   name = h->root.string;
   if (nbfd == NULL)
     {

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