pt.c (tsubst_expr, DECL_STMT): Instantiate decl's type.

cp:
	* pt.c (tsubst_expr, DECL_STMT): Instantiate decl's type.

testsuite:
	* g++.old-deja/g++.pt/instantiate8.C: New test.

From-SVN: r37518

gcc/cp/ChangeLog

 2000-11-17  Nathan Sidwell  <nathan@codesourcery.com>
 
+	* pt.c (tsubst_expr, DECL_STMT): Instantiate decl's type.
+
+2000-11-17  Nathan Sidwell  <nathan@codesourcery.com>
+
 	* cp-tree.h (PARMLIST_ELLIPSIS_P): New macro.
 	* decl.c (grokdeclarator): Don't reject void parms here.
 	(require_complete_types_for_parms): Simplify, use

gcc/cp/pt.c

@@ -7150,6 +7150,9 @@ tsubst_expr (t, args, complain, in_decl)
 	    init = tsubst_expr (init, args, complain, in_decl);
 	    if (decl != error_mark_node)
 	      {
+                if (TREE_CODE (decl) != TYPE_DECL)
+                  /* Make sure the type is instantiated now. */
+                  complete_type (type);
 	        if (init)
 	          DECL_INITIAL (decl) = error_mark_node;
 	        /* By marking the declaration as instantiated, we avoid

gcc/testsuite/ChangeLog

 2000-11-17  Nathan Sidwell  <nathan@codesourcery.com>
 
+	* g++.old-deja/g++.pt/instantiate8.C: New test.
+
+2000-11-17  Nathan Sidwell  <nathan@codesourcery.com>
+
 	* g++.old-deja/g++.other/incomplete.C: Add more tests.
 	* g++.old-deja/g++.pt/crash9.C: Mark new expected error.
 

gcc/testsuite/g++.old-deja/g++.pt/instantiate8.C

+// Build don't link:
+// Copyright (C) 2000 Free Software Foundation, Inc.
+// Contributed by Nathan Sidwell 14 Nov 2000 <nathan@codesourcery.com>
+
+// bug 616. We failed to complete the type of decls in templates, leading to
+// bogus errors.
+
+struct Z;
+struct Y
+{
+  Y (int i = 1);
+};
+void g ()
+{
+  const Y y;
+  Z z;          // ERROR - incomplete
+}
+
+template <int dim>
+struct X
+{
+  X (int i=1);
+};
+
+void h ()
+{
+  const X<2> z;
+  Z z1;         // ERROR - incomplete
+}
+
+template <int dim>
+void f()
+{
+  const X<dim> x;
+  const X<dim+1> y[3];
+  Z z2;           // ERROR - incomplete
+  typedef Z z3;   // ok
+};
+
+template void f<3> ();