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PR ld/14265

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* script-sections.cc (Sections_element::output_section_name): Add
	keep return parameter.
	(Output_section_element::match_name): Add keep return parameter.
	Return the value of the keep_ member.
	* script-sections.h (class Output_section): Update
	output_section_name prototype.
	* layout.cc (Layout::keep_input_section): New public member
	function.
	(Layout::choose_output_section): Pass keep parameter to
	output_section_name.
	* layout.h (class Layout): Add keep_input_section.
	* object.cc (Sized_relobj_file::do_layout): Check for kept input
	sections.
	* testsuite/Makefile.am: Add a test.
	* testsuite/Makefile.in: Regenerate.
	* testsuite/pr14265.c: Source file for the test.
	* testsuite/pr14265.t: Linker script for the test.
	* testsuite/pr14265.sh: Shell script for the test.

	* ld-gc/gc.exp: Add a new test.
	* ld-gc/pr14265.c: Source file for the new test.
	* ld-gc/pr14265.t: Linker script for the new test.
	* ld-gc/pr14265.d: Expected symbol dump.
This commit is contained in:
Nick Clifton 2012-08-14 08:31:57 +00:00
parent 921b53228f
commit b9b2ae8bbf
16 changed files with 246 additions and 18 deletions
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4
gold/script-sections.h
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@ -163,10 +163,12 @@ class Script_sections
// PSCRIPT_SECTION_TYPE points to a location for returning the section
// type specified in script. This can be SCRIPT_SECTION_TYPE_NONE if
// no type is specified.
// *KEEP indicates whether the section should survive garbage collection.
const char*
output_section_name(const char* file_name, const char* section_name,
Output_section*** output_section_slot,
Section_type* pscript_section_type);
Section_type* pscript_section_type,
bool* keep);
// Place a marker for an orphan output section into the SECTIONS
// clause.