PR ld/14265

	* 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.

1 files changed, 20 insertions, 0 deletions

diff --git a/gold/testsuite/pr14265.c b/gold/testsuite/pr14265.c
new file mode 100644
index 0000000..6bb8f9a
--- /dev/null
+++ b/gold/testsuite/pr14265.c
@@ -0,0 +1,20 @@
+int foo0 __attribute__((used,section(".foo0.0")));
+int foo1 __attribute__((used,section(".foo1.0")));
+int foo2 __attribute__((used,section(".foo2.0")));
+
+extern unsigned long    __foo0_start;
+extern unsigned long    __foo0_end;
+
+extern unsigned long    __foo1_start;
+extern unsigned long    __foo1_end;
+
+extern unsigned long    __foo2_start;
+extern unsigned long    __foo2_end;
+
+int
+main (void)
+{
+  return ((__foo0_end - __foo0_start) -
+	  (__foo1_end - __foo1_start) -
+	  (__foo2_end - __foo2_start));
+}