* object.cc (Xindex::initialize_symtab_xindex): New function.

	(Xindex::read_symtab_xindex): New function.
	(Xindex::sym_xindex_to_shndx): New function.
	(Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
	available.
	(Sized_relobj::do_initialize_xindex): New function.
	(Sized_relobj::do_read_symbols): Adjust section links.
	(Sized_relobj::symbol_section_and_value): Add is_ordinary
	parameter.  Change all callers.
	(Sized_relobj::include_section_group): Adjust section links and
	symbol section indexes.
	(Sized_relobj::do_layout): Adjust section links.
	(Sized_relobj::do_count_local_symbols): Adjust section links and
	symbol section indexes.
	(Sized_relobj::do_finalize_local_symbols): Distinguish between
	ordinary and special symbols.
	(Sized_relobj::write_local_symbols): Add symtab_xindex and
	dynsym_xindex parameters.  Change all callers.  Adjust section
	links.  Use SHN_XINDEX when needed.
	(Sized_relobj::get_symbol_location_info): Adjust section links.
	Don't get fooled by special symbols.
	* object.h (class Xindex): Define.
	(class Object): Add xindex_ parameter.  Declare virtual functoin
	do_initialize_xindex.
	(Object::adjust_sym_shndx): New function.
	(Object::set_xindex): New protected function.
	(class Symbol_value): Add is_ordinary_shndx_ field.
	(Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
	(Symbol_value::value): Assert ordinary section.
	(Symbol_value::initialize_input_to_output_map): Likewise.
	(Symbol_value::set_input_shndx): Add is_ordinary parameter.
	Change all callers.
	(Symbol_value::input_shndx): Add is_ordinary parameter.  Change
	all callers.
	(class Sized_relobj): Update declarations.
	(Sized_relobj::local_symbol_input_shndx): Add is_ordinary
	parameter.  Change all callers.
	(Sized_relobj::adjust_shndx): New function.
	* dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
	field.
	(Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
	parameter.  Change all callers.  Pick up SHT_DYNSYM_SHNDX section
	for SHT_DYNSYM section if available.  Set dynsym_shndx_ field.
	(Sized_dynobj::read_dynsym_section): Adjust section links.
	(Sized_dynobj::read_dynamic): Likewise.
	(Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field.  Adjust
	section links.
	(Sized_dynobj::do_initialize_xindex): New function.
	* dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field.  Declare
	do_initialize_xindex.
	(Sized_dynobj::adjust_shndx): New function.
	* layout.cc (Layout::Layout): Initialize symtab_xindex_ and
	dynsym_xindex_ fields.
	(Layout::finalize): Add a call to set_section_indexes before
	creating the symtab sections.
	(Layout::set_section_indexes): Don't do anything if the section
	already has a section index.
	(Layout::create_symtab_sections): Add shnum parameter.  Change
	caller.  Create .symtab_shndx section if needed.
	(Layout::create_shdrs): Add shstrtab_section parameter.  Change
	caller.
	(Layout::allocated_output_section_count): New function.
	(Layout::create_dynamic_symtab): Create .dynsym_shndx section if
	needed.
	* layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
	fields.  Update declarations.
	(Layout::symtab_xindex): New function.
	(Layout::dynsym_xindex): New function.
	(class Write_symbols_task): Add layout_ field.
	(Write_symbols_task::Write_symbols_task): Add layout parameter.
	Change caller.
	* output.cc (Output_section_headers::Output_section_headers): Add
	shstrtab_section parameter.  Change all callers.
	(Output_section_headers::do_sized_write): Store overflow values
	for section count and section string table section index in
	section header zero.
	(Output_file_header::do_sized_write): Check for overflow of
	section count and section string table section index.
	(Output_symtab_xindex::do_write): New function.
	(Output_symtab_xindex::endian_do_write): New function.
	* output.h (class Output_section_headers): Add shstrtab_section_.
	Update declarations.
	(class Output_symtab_xindex): Define.
	(Output_section::has_out_shndx): New function.
	* symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
	field.
	(Symbol::init_base): Add st_shndx and is_ordinary parameters.
	Change all callers.
	(Sized_symbol::init): Likewise.
	(Symbol::output_section): Check for ordinary symbol.
	(Symbol_table::add_from_object): Remove orig_sym parameter.  Add
	st_shndx, is_ordinary, and orig_st_shndx parameters.  Change all
	callers.
	(Symbol_table::add_from_relobj): Add symndx_offset parameter.
	Change all callers.  Simplify handling of symbols from sections
	not included in the link.
	(Symbol_table::add_from_dynobj): Handle ordinary symbol
	distinction.
	(Weak_alias_sorter::operator()): Assert that symbols are
	ordinary.
	(Symbol_table::sized_finalize_symbol): Handle ordinary symbol
	distinction.
	(Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
	parameters.  Change all callers.
	(Symbol_table::sized_write_globals): Likewise.  Handle ordinary
	symbol distinction.  Use SHN_XINDEX when needed.
	(Symbol_table::write_section_symbol): Add symtab_xindex
	parameter.  Change all callers.
	(Symbol_table::sized_write_section_symbol): Likewise.  Use
	SHN_XINDEX when needed.
	* symtab.h (class Symbol): Add is_ordinary_shndx_ field.  Update
	declarations.
	(Symbol::shndx): Add is_ordinary parameter.  Change all callers.
	(Symbol::is_defined): Check is_ordinary.
	(Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
	(Symbol::is_absolute, Symbol::is_common): Likewise.
	(class Sized_symbol): Update declarations.
	(class Symbol_table): Update declarations.
	* resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
	parameters.  Change all callers.
	(Sized_symbol::override): Likewise.
	(Symbol_table::override): Likewise.
	(symbol_to_bits): Add is_ordinary parameter.  Change all callers.
	(Symbol_table::resolve): Remove orig_sym parameter.  Add st_shndx,
	is_ordinary, and orig_st_shndx parameters.  Change all callers.
	* copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
	to be in an ordinary section.
	* dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
	object and is_ordinary parameters.  Change all callers.
	(Sized_dwarf_line_info::read_relocs): Add object parameter.
	Change all callers.  Don't add undefined or non-ordinary symbols
	to reloc_map_.
	(Sized_dwarf_line_info::read_line_mappings): Add object parameter.
	Change all callers.
	* dwarf_reader.h (class Sized_dwarf_line_info): Update
	declarations.
	* ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
	* reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
	(Sized_relobj::relocate_sections): Likewise.
	* target-reloc.h (scan_relocs): Adjust section symbol index.
	(scan_relocatable_relocs): Likewise.
	* i386.cc (Scan::local): Check for ordinary symbols.
	* sparc.cc (Scan::local): Likewise.
	* x86_64.cc (Scan::local): Likewise.
	* testsuite/binary_unittest.cc (Sized_binary_test): Update calls
	to symbol_section_and_value.
	* testsuite/many_sections_test.cc: New file.
	* testsuite/Makefile.am (BUILT_SOURCES): Define.
	(check_PROGRAMS): Add many_sections_test.
	(many_sections_test_SOURCES): Define.
	(many_sections_test_DEPENDENCIES): Define.
	(many_sections_test_LDFLAGS): Define.
	(BUILT_SOURCES): Add many_sections_define.h.
	(many_sections_define.h): New target.
	(BUILT_SOURCES): Add many_sections_check.h.
	(many_sections_check.h): New target.
	(check_PROGRAMS): Add many_sections_r_test.
	(many_sections_r_test_SOURCES): Define.
	(many_sections_r_test_DEPENDENCIES): Define.
	(many_sections_r_test_LDFLAGS): Define.
	(many_sections_r_test_LDADD): Define.
	(many_sections_r_test.o): New target.
	* testsuite/Makefile.in: Rebuild.

1 files changed, 36 insertions, 18 deletions

diff --git a/gold/i386.cc b/gold/i386.cc
index 3e24836..dcd4c03 100644
--- a/gold/i386.cc
+++ b/gold/i386.cc
@@ -881,18 +881,24 @@ Target_i386::Scan::local(const General_options&,
       if (parameters->options().output_is_position_independent())
         {
           Reloc_section* rel_dyn = target->rel_dyn_section(layout);
+	  unsigned int r_sym = elfcpp::elf_r_sym<32>(reloc.get_r_info());
           if (lsym.get_st_type() != elfcpp::STT_SECTION)
-            {
-              unsigned int r_sym = elfcpp::elf_r_sym<32>(reloc.get_r_info());
-              rel_dyn->add_local(object, r_sym, r_type, output_section,
-                                 data_shndx, reloc.get_r_offset());
-            }
+	    rel_dyn->add_local(object, r_sym, r_type, output_section,
+			       data_shndx, reloc.get_r_offset());
           else
             {
               gold_assert(lsym.get_st_value() == 0);
-              rel_dyn->add_local_section(object, lsym.get_st_shndx(),
-                                         r_type, output_section,
-                                         data_shndx, reloc.get_r_offset());
+	      unsigned int shndx = lsym.get_st_shndx();
+	      bool is_ordinary;
+	      shndx = object->adjust_sym_shndx(r_sym, shndx,
+					       &is_ordinary);
+	      if (!is_ordinary)
+		object->error(_("section symbol %u has bad shndx %u"),
+			      r_sym, shndx);
+	      else
+		rel_dyn->add_local_section(object, shndx,
+					   r_type, output_section,
+					   data_shndx, reloc.get_r_offset());
             }
         }
       break;
@@ -975,11 +981,17 @@ Target_i386::Scan::local(const General_options&,
                 Output_data_got<32, false>* got
                     = target->got_section(symtab, layout);
                 unsigned int r_sym = elfcpp::elf_r_sym<32>(reloc.get_r_info());
-                got->add_local_pair_with_rel(object, r_sym, 
-                                             lsym.get_st_shndx(),
-                                             GOT_TYPE_TLS_PAIR,
-                                             target->rel_dyn_section(layout),
-                                             elfcpp::R_386_TLS_DTPMOD32, 0);
+		unsigned int shndx = lsym.get_st_shndx();
+		bool is_ordinary;
+		shndx = object->adjust_sym_shndx(r_sym, shndx, &is_ordinary);
+		if (!is_ordinary)
+		  object->error(_("local symbol %u has bad shndx %u"),
+			      r_sym, shndx);
+                else
+		  got->add_local_pair_with_rel(object, r_sym, shndx,
+					       GOT_TYPE_TLS_PAIR,
+					       target->rel_dyn_section(layout),
+					       elfcpp::R_386_TLS_DTPMOD32, 0);
 	      }
 	    else if (optimized_type != tls::TLSOPT_TO_LE)
 	      unsupported_reloc_local(object, r_type);
@@ -993,11 +1005,17 @@ Target_i386::Scan::local(const General_options&,
                 Output_data_got<32, false>* got
                     = target->got_section(symtab, layout);
                 unsigned int r_sym = elfcpp::elf_r_sym<32>(reloc.get_r_info());
-                got->add_local_pair_with_rel(object, r_sym, 
-                                             lsym.get_st_shndx(),
-                                             GOT_TYPE_TLS_DESC,
-                                             target->rel_dyn_section(layout),
-                                             elfcpp::R_386_TLS_DESC, 0);
+		unsigned int shndx = lsym.get_st_shndx();
+		bool is_ordinary;
+		shndx = object->adjust_sym_shndx(r_sym, shndx, &is_ordinary);
+		if (!is_ordinary)
+		  object->error(_("local symbol %u has bad shndx %u"),
+			      r_sym, shndx);
+                else
+		  got->add_local_pair_with_rel(object, r_sym, shndx,
+					       GOT_TYPE_TLS_DESC,
+					       target->rel_dyn_section(layout),
+					       elfcpp::R_386_TLS_DESC, 0);
               }
             else if (optimized_type != tls::TLSOPT_TO_LE)
               unsupported_reloc_local(object, r_type);