PR 10887

	* arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
	tags if data is discarded by linker script.
	* i386.cc (Target_i386::do_finalize_sections): Likewise.
	* powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
	* sparc.cc (Target_sparc::do_finalize_sections): Likewise.
	* x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.

6 files changed, 36 insertions, 13 deletions

diff --git a/gold/ChangeLog b/gold/ChangeLog
index 7cb8619cc4..bd91f6754f 100644
--- a/gold/ChangeLog
+++ b/gold/ChangeLog
@@ -1,5 +1,15 @@
 2009-11-04  Ian Lance Taylor  <iant@google.com>
 
+	PR 10887
+	* arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
+	tags if data is discarded by linker script.
+	* i386.cc (Target_i386::do_finalize_sections): Likewise.
+	* powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
+	* sparc.cc (Target_sparc::do_finalize_sections): Likewise.
+	* x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
+
+2009-11-04  Ian Lance Taylor  <iant@google.com>
+
 	* layout.cc (Layout::get_output_section): Add is_interp and
 	is_dynamic_linker_section parameters.  Change all callers.
 	(Layout::choose_output_section): Likewise.
diff --git a/gold/arm.cc b/gold/arm.cc
index 89980327b3..e0c4a9a524 100644
--- a/gold/arm.cc
+++ b/gold/arm.cc
@@ -4252,10 +4252,12 @@ Target_arm<big_endian>::do_finalize_sections(
   Output_data_dynamic* const odyn = layout->dynamic_data();
   if (odyn != NULL)
     {
-      if (this->got_plt_ != NULL)
+      if (this->got_plt_ != NULL
+	  && this->got_plt_->output_section() != NULL)
 	odyn->add_section_address(elfcpp::DT_PLTGOT, this->got_plt_);
 
-      if (this->plt_ != NULL)
+      if (this->plt_ != NULL
+	  && this->plt_->output_section() != NULL)
 	{
 	  const Output_data* od = this->plt_->rel_plt();
 	  odyn->add_section_size(elfcpp::DT_PLTRELSZ, od);
@@ -4263,7 +4265,8 @@ Target_arm<big_endian>::do_finalize_sections(
 	  odyn->add_constant(elfcpp::DT_PLTREL, elfcpp::DT_REL);
 	}
 
-      if (this->rel_dyn_ != NULL)
+      if (this->rel_dyn_ != NULL
+	  && this->rel_dyn_->output_section() != NULL)
 	{
 	  const Output_data* od = this->rel_dyn_;
 	  odyn->add_section_address(elfcpp::DT_REL, od);
diff --git a/gold/i386.cc b/gold/i386.cc
index d0ed561b23..c48a019ab6 100644
--- a/gold/i386.cc
+++ b/gold/i386.cc
@@ -1558,10 +1558,12 @@ Target_i386::do_finalize_sections(Layout* layout, const Input_objects*)
   Output_data_dynamic* const odyn = layout->dynamic_data();
   if (odyn != NULL)
     {
-      if (this->got_plt_ != NULL)
+      if (this->got_plt_ != NULL
+	  && this->got_plt_->output_section() != NULL)
 	odyn->add_section_address(elfcpp::DT_PLTGOT, this->got_plt_);
 
-      if (this->plt_ != NULL)
+      if (this->plt_ != NULL
+	  && this->plt_->output_section() != NULL)
 	{
 	  const Output_data* od = this->plt_->rel_plt();
 	  odyn->add_section_size(elfcpp::DT_PLTRELSZ, od);
@@ -1569,7 +1571,8 @@ Target_i386::do_finalize_sections(Layout* layout, const Input_objects*)
 	  odyn->add_constant(elfcpp::DT_PLTREL, elfcpp::DT_REL);
 	}
 
-      if (this->rel_dyn_ != NULL)
+      if (this->rel_dyn_ != NULL
+	  && this->rel_dyn_->output_section() != NULL)
 	{
 	  const Output_data* od = this->rel_dyn_;
 	  odyn->add_section_address(elfcpp::DT_REL, od);
diff --git a/gold/powerpc.cc b/gold/powerpc.cc
index 0475f8ee7b..8fe8877300 100644
--- a/gold/powerpc.cc
+++ b/gold/powerpc.cc
@@ -1538,7 +1538,8 @@ Target_powerpc<size, big_endian>::do_finalize_sections(
   Output_data_dynamic* const odyn = layout->dynamic_data();
   if (odyn != NULL)
     {
-      if (this->plt_ != NULL)
+      if (this->plt_ != NULL
+	  && this->plt_->output_section() != NULL)
 	{
 	  const Output_data* od = this->plt_->rel_plt();
 	  odyn->add_section_size(elfcpp::DT_PLTRELSZ, od);
@@ -1548,7 +1549,8 @@ Target_powerpc<size, big_endian>::do_finalize_sections(
 	  odyn->add_section_address(elfcpp::DT_PLTGOT, this->plt_);
 	}
 
-      if (this->rela_dyn_ != NULL)
+      if (this->rela_dyn_ != NULL
+	  && this->rela_dyn_->output_section() != NULL)
 	{
 	  const Output_data* od = this->rela_dyn_;
 	  odyn->add_section_address(elfcpp::DT_RELA, od);
diff --git a/gold/sparc.cc b/gold/sparc.cc
index 25f03d1962..d344af2309 100644
--- a/gold/sparc.cc
+++ b/gold/sparc.cc
@@ -2325,7 +2325,8 @@ Target_sparc<size, big_endian>::do_finalize_sections(
   Output_data_dynamic* const odyn = layout->dynamic_data();
   if (odyn != NULL)
     {
-      if (this->plt_ != NULL)
+      if (this->plt_ != NULL
+	  && this->plt_->output_section() != NULL)
 	{
 	  const Output_data* od = this->plt_->rel_plt();
 	  odyn->add_section_size(elfcpp::DT_PLTRELSZ, od);
@@ -2335,7 +2336,8 @@ Target_sparc<size, big_endian>::do_finalize_sections(
 	  odyn->add_section_address(elfcpp::DT_PLTGOT, this->plt_);
 	}
 
-      if (this->rela_dyn_ != NULL)
+      if (this->rela_dyn_ != NULL
+	  && this->rela_dyn_->output_section() != NULL)
 	{
 	  const Output_data* od = this->rela_dyn_;
 	  odyn->add_section_address(elfcpp::DT_RELA, od);
diff --git a/gold/x86_64.cc b/gold/x86_64.cc
index c325fc00da..cbc45beda1 100644
--- a/gold/x86_64.cc
+++ b/gold/x86_64.cc
@@ -1648,10 +1648,12 @@ Target_x86_64::do_finalize_sections(Layout* layout, const Input_objects*)
   Output_data_dynamic* const odyn = layout->dynamic_data();
   if (odyn != NULL)
     {
-      if (this->got_plt_ != NULL)
+      if (this->got_plt_ != NULL
+	  && this->got_plt_->output_section() != NULL)
 	odyn->add_section_address(elfcpp::DT_PLTGOT, this->got_plt_);
 
-      if (this->plt_ != NULL)
+      if (this->plt_ != NULL
+	  && this->plt_->output_section() != NULL)
 	{
 	  const Output_data* od = this->plt_->rel_plt();
 	  odyn->add_section_size(elfcpp::DT_PLTRELSZ, od);
@@ -1669,7 +1671,8 @@ Target_x86_64::do_finalize_sections(Layout* layout, const Input_objects*)
 	    }
 	}
 
-      if (this->rela_dyn_ != NULL)
+      if (this->rela_dyn_ != NULL
+	  && this->rela_dyn_->output_section() != NULL)
 	{
 	  const Output_data* od = this->rela_dyn_;
 	  odyn->add_section_address(elfcpp::DT_RELA, od);