From: Alan Modra <amodra@gmail.com>
Date: Sat, 7 Jun 2014 04:28:53 +0000 (+0930)
Subject: PROVIDE in linker script vs. built-in symbols
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=e8d903889d79da551212ad7b2e78af886905767e;p=thirdparty%2Fbinutils-gdb.git

PROVIDE in linker script vs. built-in symbols

	* ldexp.c (exp_fold_tree_1 <etree_provide>): Make PROVIDEd
	linker script symbol value override a built-in linker symbol.
---

diff --git a/ld/ChangeLog b/ld/ChangeLog
index 9e3303d905f..0a8eb726055 100644
--- a/ld/ChangeLog
+++ b/ld/ChangeLog
@@ -1,6 +1,10 @@
 2014-06-12  Alan Modra  <amodra@gmail.com>
 
 	Backport mainline patches
+	2014-06-07  Alan Modra  <amodra@gmail.com>
+	* ldexp.c (exp_fold_tree_1 <etree_provide>): Make PROVIDEd
+	linker script symbol value override a built-in linker symbol.
+
 	2014-02-19  Alan Modra  <amodra@gmail.com>
 	* emultempl/ppc64elf.em (params): Init new field.
 	(ppc_create_output_section_statements): Set params.save_restore_funcs
diff --git a/ld/ldexp.c b/ld/ldexp.c
index 49e7c65f417..6556b08dfbc 100644
--- a/ld/ldexp.c
+++ b/ld/ldexp.c
@@ -889,7 +889,10 @@ exp_fold_tree_1 (etree_type *tree)
 	      if (h == NULL
 		  || (h->type != bfd_link_hash_new
 		      && h->type != bfd_link_hash_undefined
-		      && h->type != bfd_link_hash_common))
+		      && h->type != bfd_link_hash_common
+		      && !(h->type == bfd_link_hash_defined
+			   && (h->u.def.section->flags
+			       & SEC_LINKER_CREATED) != 0)))
 		{
 		  /* Do nothing.  The symbol was never referenced, or was
 		     defined by some object.  */