Sriraman Tallam <tmsriram@google.com>

	* icf.cc (Icf::find_identical_sections): Unfold symbols that have
	been maked as --keep-unique.
	(Icf::unfold_section): New function.
	* icf.h (Icf::unfold_section): New function.
	* options.h (General_options::keep_unique): New option.
	* testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
	* testsuite/Makefile.in: Regenerate.
	* testsuite/icf_keep_unique_test.sh: New file.
	* testsuite/icf_keep_unique_test.cc: New file.

1 files changed, 4 insertions, 0 deletions

diff --git a/gold/icf.h b/gold/icf.h
index 965964d..b87b992 100644
--- a/gold/icf.h
+++ b/gold/icf.h
@@ -87,6 +87,10 @@ class Icf
   is_icf_ready()
   { return this->icf_ready_; }
 
+  // Unfolds the section denoted by OBJ and SHNDX if folded.
+  void
+  unfold_section(Object* obj, unsigned int shndx);
+
   // Returns the kept section corresponding to the 
   // given section.
   bool