re PR c++/19878 (ICE in import_export_decl)

	PR c++/19878
	* decl.c (grokvardecl): Set DECL_INTERFACE_KNOWN for declarations
	with internal linkage.

	PR c++/19878
	* g++.dg/init/const2.C: New test.

From-SVN: r95490

gcc/cp/ChangeLog

+2005-02-23  Mark Mitchell  <mark@codesourcery.com>
+
+	PR c++/19878
+	* decl.c (grokvardecl): Set DECL_INTERFACE_KNOWN for declarations
+	with internal linkage.
+
 2005-02-23  Alexandre Oliva  <aoliva@redhat.com>
 
 	* decl.c (grokvardecl): Don't exempt anonymous types from having

gcc/cp/decl.c

@@ -5950,6 +5950,8 @@ grokvardecl (tree type,
 	    warning ("non-local variable %q#D uses local type %qT", decl, t);
 	}
     }
+  else
+    DECL_INTERFACE_KNOWN (decl) = 1;
 
   return decl;
 }

gcc/testsuite/ChangeLog

+2005-02-23  Mark Mitchell  <mark@codesourcery.com>
+
+	PR c++/19878
+	* g++.dg/init/const2.C: New test.
+
 2005-02-23  Hans-Peter Nilsson  <hp@axis.com>
 
 	PR tree-optimization/20100

gcc/testsuite/g++.dg/init/const2.C

+// PR c++/19878
+
+struct S {
+  char k;
+};
+char const volatile S::* const p01 = &S::k;
+