From: Mark Mitchell <mark@codesourcery.com>
Date: Mon, 20 Dec 2004 02:23:49 +0000 (+0000)
Subject: cp-tree.h (note_decl_for_pch): New function.
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=5e2f4cd242aaa15c3b594434764660e1e96d4065;p=platform%2Fupstream%2Fgcc.git

cp-tree.h (note_decl_for_pch): New function.

	* cp-tree.h (note_decl_for_pch): New function.
	* class.c (build_clone): Call note_decl_for_pch.
	* semantics.c (finish_member_declaration): Likewise.
	(note_decl_for_pch): New function.

From-SVN: r92402
---

diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index 2007959..57affb0 100644
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,3 +1,10 @@
+2004-12-19  Mark Mitchell  <mark@codesourcery.com>
+
+	* cp-tree.h (note_decl_for_pch): New function.
+	* class.c (build_clone): Call note_decl_for_pch.
+	* semantics.c (finish_member_declaration): Likewise.
+	(note_decl_for_pch): New function.
+
 2004-12-17  Steven Bosscher  <stevenb@suse.de>
 
 	* init.c (build_zero_init): max_index is the number of
diff --git a/gcc/cp/class.c b/gcc/cp/class.c
index 688744c..c7b0c68 100644
--- a/gcc/cp/class.c
+++ b/gcc/cp/class.c
@@ -3786,6 +3786,8 @@ build_clone (tree fn, tree name)
       DECL_TEMPLATE_INFO (result) = copy_node (DECL_TEMPLATE_INFO (result));
       DECL_TI_TEMPLATE (result) = clone;
     }
+  else if (pch_file)
+    note_decl_for_pch (clone);
 
   return clone;
 }
diff --git a/gcc/cp/cp-tree.h b/gcc/cp/cp-tree.h
index 54fade9..fdc828d 100644
--- a/gcc/cp/cp-tree.h
+++ b/gcc/cp/cp-tree.h
@@ -4188,6 +4188,7 @@ extern void check_accessibility_of_qualified_id (tree, tree, tree);
 extern tree finish_qualified_id_expr            (tree, tree, bool, bool);
 extern void simplify_aggr_init_expr		(tree *);
 extern void finalize_nrv			(tree *, tree, tree);
+extern void note_decl_for_pch                   (tree);
 
 /* in tree.c */
 extern void lang_check_failed			(const char *, int,
diff --git a/gcc/cp/semantics.c b/gcc/cp/semantics.c
index 956bf04..19c6d5d 100644
--- a/gcc/cp/semantics.c
+++ b/gcc/cp/semantics.c
@@ -2226,6 +2226,40 @@ finish_member_declaration (tree decl)
       maybe_add_class_template_decl_list (current_class_type, decl, 
 					  /*friend_p=*/0);
     }
+
+  if (pch_file)
+    note_decl_for_pch (decl);
+}
+
+/* DECL has been declared while we are building a PCH file.  Perform
+   actions that we might normally undertake lazily, but which can be
+   performed now so that they do not have to be performed in
+   translation units which include the PCH file.  */
+
+void
+note_decl_for_pch (tree decl)
+{
+  gcc_assert (pch_file);
+
+  /* A non-template inline function with external linkage will always
+     be COMDAT.  As we must eventually determine the linkage of all
+     functions, and as that causes writes to the data mapped in from
+     the PCH file, it's advantageous to mark the functions at this
+     point.  */
+  if (TREE_CODE (decl) == FUNCTION_DECL
+      && TREE_PUBLIC (decl)
+      && DECL_DECLARED_INLINE_P (decl)
+      && !DECL_IMPLICIT_INSTANTIATION (decl))
+    {
+      comdat_linkage (decl);
+      DECL_INTERFACE_KNOWN (decl) = 1;
+    }
+  
+  /* There's a good chance that we'll have to mangle names at some
+     point, even if only for emission in debugging information.  */
+  if (TREE_CODE (decl) == VAR_DECL
+      || TREE_CODE (decl) == FUNCTION_DECL)
+    mangle_decl (decl);
 }
 
 /* Finish processing a complete template declaration.  The PARMS are