From: Jan Hubicka <jh@suse.cz>
Date: Mon, 26 Aug 2013 15:38:33 +0000 (+0200)
Subject: ipa.c (comdat_can_be_unshared_p_1): C++ constructors and destructors can be unshared.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=0987ffe7c18bf1bf5830364e405009ed8f4a61bb;p=gcc.git

ipa.c (comdat_can_be_unshared_p_1): C++ constructors and destructors can be unshared.


	* ipa.c (comdat_can_be_unshared_p_1): C++ constructors and destructors
	can be unshared.

From-SVN: r202001
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index c41ad229d9d..19ddd93e036 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2013-08-26  Jan Hubicka  <jh@suse.cz>
+
+	* ipa.c (comdat_can_be_unshared_p_1): C++ constructors and destructors
+	can be unshared.
+
 2013-08-26  Joern Rennecke  <joern.rennecke@embecosm.com>
 
 	* reload.c (find_valid_class): Allow classes that do not include
diff --git a/gcc/ipa.c b/gcc/ipa.c
index 370032b84e7..778a88fcbdf 100644
--- a/gcc/ipa.c
+++ b/gcc/ipa.c
@@ -574,9 +574,13 @@ static bool
 comdat_can_be_unshared_p_1 (symtab_node node)
 {
   /* When address is taken, we don't know if equality comparison won't
-     break eventually. Exception are virutal functions and vtables,
-     where this is not possible by language standard.  */
+     break eventually. Exception are virutal functions, C++
+     constructors/destructors and vtables, where this is not possible by
+     language standard.  */
   if (!DECL_VIRTUAL_P (node->symbol.decl)
+      && (TREE_CODE (node->symbol.decl) != FUNCTION_DECL
+	  || (!DECL_CXX_CONSTRUCTOR_P (node->symbol.decl)
+	      && !DECL_CXX_DESTRUCTOR_P (node->symbol.decl)))
       && address_taken_from_non_vtable_p (node))
     return false;