re PR c++/49092 (ice in tree_add_const_value_attribute)

	PR c++/49092
	* dwarf2out.c (tree_add_const_value_attribute_for_decl): Check for
	static storage duration.

From-SVN: r174024

gcc/ChangeLog

+2011-05-21  Jason Merrill  <jason@redhat.com>
+
+	PR c++/49092
+	* dwarf2out.c (tree_add_const_value_attribute_for_decl): Check for
+	static storage duration.
+
 2011-05-21  Eric Botcazou  <ebotcazou@adacore.com>
 
 	* config/sparc/sparc.md (setjmp): Handle PIC mode and use the hard

gcc/dwarf2out.c

@@ -17719,7 +17719,9 @@ tree_add_const_value_attribute_for_decl (dw_die_ref var_die, tree decl)
 
   if (!decl
       || (TREE_CODE (decl) != VAR_DECL
-	  && TREE_CODE (decl) != CONST_DECL))
+	  && TREE_CODE (decl) != CONST_DECL)
+      || (TREE_CODE (decl) == VAR_DECL
+	  && !TREE_STATIC (decl)))
     return false;
 
     if (TREE_READONLY (decl)

gcc/testsuite/ChangeLog

+2011-05-21  Jason Merrill  <jason@redhat.com>
+
+	* g++.dg/debug/const5.C: New.
+
 2011-05-20  Jason Merrill  <jason@redhat.com>
 
 	* g++.dg/cpp0x/constexpr-static7.C: Extend.

gcc/testsuite/g++.dg/debug/const5.C

+// PR c++/49092
+
+struct A
+{
+  A();
+};
+
+int i;
+
+A::A()
+{
+  const int j = i;
+}