method.c (make_thunk): Clear DECL_CLONED_FUNCTION.

cp:
	* method.c (make_thunk): Clear DECL_CLONED_FUNCTION.
testsuite:
	* g++.old-deja/g++.other/crash40.C: New test.

From-SVN: r41294

gcc/cp/ChangeLog

+2001-04-12  Nathan Sidwell  <nathan@codesourcery.com>
+
+	* method.c (make_thunk): Clear DECL_CLONED_FUNCTION.
+
 2001-04-11  Mark Mitchell  <mark@codesourcery.com>
 
 	* optimize.c (maybe_clone_body): Copy DECL_NUM_STMTS from the

gcc/cp/method.c

@@ -363,6 +363,8 @@ make_thunk (function, delta, vcall_index, generate_with_vtable_p)
       DECL_SAVED_FUNCTION_DATA (thunk) = NULL;
       DECL_DESTRUCTOR_P (thunk) = 0;
       DECL_CONSTRUCTOR_P (thunk) = 0;
+      /* And neither is it a clone.  */
+      DECL_CLONED_FUNCTION (thunk) = NULL_TREE;
       DECL_EXTERNAL (thunk) = 1;
       DECL_ARTIFICIAL (thunk) = 1;
       /* Even if this thunk is a member of a local class, we don't

gcc/testsuite/ChangeLog

+2001-04-12  Nathan Sidwell  <nathan@codesourcery.com>
+
+	* g++.old-deja/g++.other/crash40.C: New test.
+
 2001-04-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 
 	* gcc.c-torture/execute/20010122-1.c: Fix declaration of alloca.

gcc/testsuite/g++.old-deja/g++.other/crash40.C

+// Build don't link:
+// Copyright (C) 2001 Free Software Foundation, Inc.
+// Contributed by Nathan Sidwell 11 April 2001 <nathan@codesourcery.com>
+// Origin: Theo Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
+
+// Bug 1917. We were considering thunks to clones to be clones. and
+// hence getting confused.
+
+struct A { virtual ~A(); };
+struct B { virtual ~B(); };
+
+struct C: public A,B {};
+
+template <class TYPE>
+inline TYPE
+sqr(const TYPE& x) {
+    return 1;
+}
+int f(const int t) { return sqr(t); }