PR 6811

	* options.h (class Search_directory): Add is_system_directory.
	(class General_options): Declare is_in_system_directory.
	* options.cc (get_relative_sysroot): Make static.
	(get_default_sysroot): Make static.
	(General_optoins::is_in_system_directory): New function.
	* fileread.cc (Input_file::is_in_system_directory): New function.
	* fileread.h (class Input_file): Declare is_in_system_directory.
	* object.h (class Object): Add is_in_system_directory.
	(class Input_objects): Remove system_library_directory_ field.
	* object.cc (Input_objects::add_object): Don't set
	system_library_directory_.
	(input_objects::found_in_system_library_directory): Remove.
	* symtab.cc (Symbol_table::write_globals): Remove input_objects
	parameter.  Change all callers.
	(Symbol_table::sized_write_globals): Likewise.
	(Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
	Call Object::is_in_system_directory.
	* symtab.h (class Symbol_table): Update declarations.

1 files changed, 0 insertions, 24 deletions

diff --git a/gold/object.cc b/gold/object.cc
index 82c5dd6..0f618c1 100644
--- a/gold/object.cc
+++ b/gold/object.cc
@@ -1941,19 +1941,6 @@ Input_objects::add_object(Object* obj)
 	}
 
       this->dynobj_list_.push_back(dynobj);
-
-      // If this is -lc, remember the directory in which we found it.
-      // We use this when issuing warnings about undefined symbols: as
-      // a heuristic, we don't warn about system libraries found in
-      // the same directory as -lc.
-      if (strncmp(soname, "libc.so", 7) == 0)
-	{
-	  const char* object_name = dynobj->name().c_str();
-	  const char* base = lbasename(object_name);
-	  if (base != object_name)
-	    this->system_library_directory_.assign(object_name,
-						   base - 1 - object_name);
-	}
     }
 
   // Add this object to the cross-referencer if requested.
@@ -1967,17 +1954,6 @@ Input_objects::add_object(Object* obj)
   return true;
 }
 
-// Return whether an object was found in the system library directory.
-
-bool
-Input_objects::found_in_system_library_directory(const Object* object) const
-{
-  return (!this->system_library_directory_.empty()
-	  && object->name().compare(0,
-				    this->system_library_directory_.size(),
-				    this->system_library_directory_) == 0);
-}
-
 // For each dynamic object, record whether we've seen all of its
 // explicit dependencies.