call.c (convert_like_real): Create a temporary for non-lvalue.

	* call.c (convert_like_real): Create a temporary for non-lvalue.

	* g++.old-deja/g++.other/init16.C: Update the test so that it does
	not need <string> and also tests the initialization at runtime.

From-SVN: r39776

gcc/cp/ChangeLog

+2001-02-16  Jakub Jelinek  <jakub@redhat.com>
+
+	* call.c (convert_like_real): Create a temporary for non-lvalue.
+
 2001-02-16  Jeffrey Oldham  <oldham@codesourcery.com>
 
 	* cp-tree.h: Fix typos in comments.

gcc/cp/call.c

@@ -3850,7 +3850,7 @@ convert_like_real (convs, expr, fn, argnum, inner)
 	tree ref_type = totype;
 
 	/* If necessary, create a temporary.  */
-	if (NEED_TEMPORARY_P (convs))
+	if (NEED_TEMPORARY_P (convs) || !lvalue_p (expr))
 	  {
 	    tree type = TREE_TYPE (TREE_OPERAND (convs, 0));
 	    expr = build_target_expr_with_type (expr, type);

gcc/testsuite/ChangeLog

+2001-02-16  Jakub Jelinek  <jakub@redhat.com>
+
+	* g++.old-deja/g++.other/init16.C: Update the test so that it does
+	not need <string> and also tests the initialization at runtime.
+
 2001-02-16  Neil Booth  <neil@daikokuya.demon.co.uk>
 
 	* gcc.c-torture/execute/longlong.c: New test.

gcc/testsuite/g++.old-deja/g++.other/init16.C

-// Build don't link:
 // Origin: Jakub Jelinek <jakub@redhat.com>
 
-// excess errors test - XFAIL *-*-*
-
-#include <string>
+struct bar {
+  char c;
+  bar (const char *);
+  bar (const bar &);
+};
 
 struct foo {
-  string x;
+  bar x;
 };
+
 extern const struct foo y = { "foo" };
+
+bar::bar (const bar &ref)
+{
+  c = ref.c;
+}
+
+bar::bar (const char *p)
+{
+  c = p[2];
+}
+
+int main ()
+{
+  return y.x.c != 'o';
+}