PR 10980

	* options.cc (General_options::parse_section_start): New function.
	(General_options::section_start): New function.
	(General_options::General_options): Initialize all members.
	* options.h: Include <map>
	(class General_options): Add --section-start.  Add section_starts_
	member.
	* layout.cc (Layout::attach_allocated_section_to_segment): If
	--section-start was used, set the address of the segment.  Remove
	local sort_sections.
	(Layout::relaxation_loop_body): If the address of the load segment
	has been set by --section-start, don't use it.
	* output.h (Output_segment::update_flags_for_output_section): New
	function.
	* output.cc (Output_segment::add_output_section): Call
	update_flags_for_output_section.

1 files changed, 13 insertions, 2 deletions

diff --git a/gold/output.h b/gold/output.h
index 7ce3202..98132e9 100644
--- a/gold/output.h
+++ b/gold/output.h
@@ -3483,8 +3483,8 @@ class Output_segment
   void
   remove_output_section(Output_section* os);
 
-  // Add an Output_data (which is not an Output_section) to the start
-  // of this segment.
+  // Add an Output_data (which need not be an Output_section) to the
+  // start of this segment.
   void
   add_initial_output_data(Output_data*);
 
@@ -3516,6 +3516,17 @@ class Output_segment
     this->are_addresses_set_ = true;
   }
 
+  // Update the flags for the flags of an output section added to this
+  // segment.
+  void
+  update_flags_for_output_section(elfcpp::Elf_Xword flags)
+  {
+    // The ELF ABI specifies that a PT_TLS segment should always have
+    // PF_R as the flags.
+    if (this->type() != elfcpp::PT_TLS)
+      this->flags_ |= flags;
+  }
+
   // Set the segment flags.  This is only used if we have a PHDRS
   // clause which explicitly specifies the flags.
   void