From 3728821ffcf74858b028948e224e1dc4695d9112 Mon Sep 17 00:00:00 2001
From: Ian Lance Taylor <iant@google.com>
Date: Wed, 14 Nov 2007 07:52:21 +0000
Subject: Support special always-defined symbols for targets.

---
 gold/target.h | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'gold/target.h')

diff --git a/gold/target.h b/gold/target.h
index 8ecc078..33c351c 100644
--- a/gold/target.h
+++ b/gold/target.h
@@ -137,6 +137,13 @@ class Target
   code_fill(off_t length)
   { return this->do_code_fill(length); }
 
+  // Return whether SYM is a special symbol which is known to be
+  // defined.  This is used to avoid inappropriate warnings about
+  // undefined symbols.
+  bool
+  is_always_defined(Symbol* sym) const
+  { return this->do_is_always_defined(sym); }
+
  protected:
   // This struct holds the constant information for a child class.  We
   // use a struct to avoid the overhead of virtual function calls for
@@ -188,6 +195,12 @@ class Target
   do_code_fill(off_t)
   { gold_unreachable(); }
 
+  // Virtual function which may be implemented by the child class if
+  // needed.
+  virtual bool
+  do_is_always_defined(Symbol*) const
+  { return false; }
+
  private:
   Target(const Target&);
   Target& operator=(const Target&);
-- 
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