From: Ian Lance Taylor <ian@airs.com>
Date: Tue, 7 Aug 2012 13:24:47 +0000 (+0000)
Subject: 	* layout.cc (Layout::add_target_dynamic_tags): If
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=82435b3b3da1b288ca2d2596a9de40e6bc734773;p=binutils-gdb.git

	* layout.cc (Layout::add_target_dynamic_tags): If
	dynrel_includes_plt but no dyn_rel, emit dynamic reloc tags for
	plt_rel.
---

diff --git a/gold/ChangeLog b/gold/ChangeLog
index 8386048bf5f..ee05f80c786 100644
--- a/gold/ChangeLog
+++ b/gold/ChangeLog
@@ -1,3 +1,9 @@
+2012-08-07  Ian Lance Taylor  <iant@google.com>
+
+	* layout.cc (Layout::add_target_dynamic_tags): If
+	dynrel_includes_plt but no dyn_rel, emit dynamic reloc tags for
+	plt_rel.
+
 2012-07-30  Nick Clifton  <nickc@redhat.com>
 
 	* po/gold.pot: Updated template.
diff --git a/gold/layout.cc b/gold/layout.cc
index ad667ab875b..d597fa6f61f 100644
--- a/gold/layout.cc
+++ b/gold/layout.cc
@@ -4341,19 +4341,26 @@ Layout::add_target_dynamic_tags(bool use_rel, const Output_data* plt_got,
 			 use_rel ? elfcpp::DT_REL : elfcpp::DT_RELA);
     }
 
-  if (dyn_rel != NULL && dyn_rel->output_section() != NULL)
+  if ((dyn_rel != NULL && dyn_rel->output_section() != NULL)
+      || (dynrel_includes_plt
+	  && plt_rel != NULL
+	  && plt_rel->output_section() != NULL))
     {
+      bool have_dyn_rel = dyn_rel != NULL && dyn_rel->output_section() != NULL;
+      bool have_plt_rel = plt_rel != NULL && plt_rel->output_section() != NULL;
       odyn->add_section_address(use_rel ? elfcpp::DT_REL : elfcpp::DT_RELA,
-				dyn_rel->output_section());
-      if (plt_rel != NULL
-	  && plt_rel->output_section() != NULL
-	  && dynrel_includes_plt)
-	odyn->add_section_size(use_rel ? elfcpp::DT_RELSZ : elfcpp::DT_RELASZ,
+				(have_dyn_rel
+				 ? dyn_rel->output_section()
+				 : plt_rel->output_section()));
+      elfcpp::DT size_tag = use_rel ? elfcpp::DT_RELSZ : elfcpp::DT_RELASZ;
+      if (have_dyn_rel && have_plt_rel && dynrel_includes_plt)
+	odyn->add_section_size(size_tag,
 			       dyn_rel->output_section(),
 			       plt_rel->output_section());
+      else if (have_dyn_rel)
+	odyn->add_section_size(size_tag, dyn_rel->output_section());
       else
-	odyn->add_section_size(use_rel ? elfcpp::DT_RELSZ : elfcpp::DT_RELASZ,
-			       dyn_rel->output_section());
+	odyn->add_section_size(size_tag, plt_rel->output_section());
       const int size = parameters->target().get_size();
       elfcpp::DT rel_tag;
       int rel_size;
@@ -4379,7 +4386,7 @@ Layout::add_target_dynamic_tags(bool use_rel, const Output_data* plt_got,
 	}
       odyn->add_constant(rel_tag, rel_size);
 
-      if (parameters->options().combreloc())
+      if (parameters->options().combreloc() && have_dyn_rel)
 	{
 	  size_t c = dyn_rel->relative_reloc_count();
 	  if (c > 0)