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authorupstream source tree <ports@midipix.org>2015-03-15 20:14:05 -0400
committerupstream source tree <ports@midipix.org>2015-03-15 20:14:05 -0400
commit554fd8c5195424bdbcabf5de30fdc183aba391bd (patch)
tree976dc5ab7fddf506dadce60ae936f43f58787092 /gcc/testsuite/g++.old-deja/g++.bugs/900514_03.C
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Diffstat (limited to 'gcc/testsuite/g++.old-deja/g++.bugs/900514_03.C')
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diff --git a/gcc/testsuite/g++.old-deja/g++.bugs/900514_03.C b/gcc/testsuite/g++.old-deja/g++.bugs/900514_03.C
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+++ b/gcc/testsuite/g++.old-deja/g++.bugs/900514_03.C
@@ -0,0 +1,117 @@
+// { dg-do assemble }
+// g++ 1.37.1 bug 900514_03
+
+// g++ fails to flag ERRORs on the following erroneous code.
+
+// In Section 12.3.2 it says "Defining conversion by both a constructor and
+// a conversion function can lead to ambiguities." However in the case below,
+// the explicit cast syntax disambiguates the constructor as one which
+// invokes the type conversion operator rather than the conversion.
+
+// NO, IT DOESN'T. It's still ambiguous. --jason 2002-12-03
+
+// cfront 2.0 passes this test.
+
+// keywords: user-defined type conversion operator, constructor
+
+struct t_0_st_0;
+
+struct t_0_st_1 { // { dg-error "initializing" }
+ int member;
+
+ t_0_st_1 (t_0_st_0&);// { dg-message "note" }
+ t_0_st_1 ();
+};
+
+struct t_0_st_0 {
+ int member;
+
+ operator t_0_st_1 ();// { dg-message "note" }
+};
+
+t_0_st_0 t_0_st_0_obj0; // { dg-message "candidate" }
+
+void t_0_assignment ()
+{
+ t_0_st_1 t_0_st_1_obj0;
+ t_0_st_1 t_0_st_1_obj1;
+ t_0_st_1 t_0_st_1_obj2;
+
+ t_0_st_1_obj0 = t_0_st_0_obj0; // { dg-error "ambiguous" } caught
+ t_0_st_1_obj1 = t_0_st_1 (t_0_st_0_obj0);
+}
+
+void t_0_local_init ()
+{
+ t_0_st_1 t_0_st_1_obj0 = t_0_st_0_obj0; // { dg-error "ambiguous" }
+ t_0_st_1 t_0_st_1_obj1 = t_0_st_1 (t_0_st_0_obj0);
+}
+
+struct t_1_st_0;
+
+struct t_1_st_1 {
+ int member;
+
+ t_1_st_1 (t_1_st_0&); // { dg-message "note" }
+ t_1_st_1 ();
+ void operator= (t_1_st_1&); // { dg-message "operator=|no known conversion" }
+};
+
+struct t_1_st_0 {
+ int member;
+
+ operator t_1_st_1 (); // { dg-message "note" }
+};
+
+t_1_st_0 t_1_st_0_obj0; // { dg-message "candidate" }
+
+void t_1_assignment ()
+{
+ t_1_st_1 t_1_st_1_obj0;
+ t_1_st_1 t_1_st_1_obj1;
+ t_1_st_1 t_1_st_1_obj2;
+
+ t_1_st_1_obj0 = t_1_st_0_obj0; // { dg-error "no match" }
+ // { dg-message "candidate" "candidate note" { target *-*-* } 74 }
+ t_1_st_1_obj1 = t_1_st_1 (t_1_st_0_obj0); // { dg-error "no match" }
+ // { dg-message "candidate" "candidate note" { target *-*-* } 76 }
+}
+
+void t_1_local_init ()
+{
+ t_1_st_1 t_1_st_1_obj0 = t_1_st_0_obj0; // { dg-error "ambiguous" }
+ t_1_st_1 t_1_st_1_obj1 = t_1_st_1 (t_1_st_0_obj0);
+}
+
+struct t_2_st_0;
+
+struct t_2_st_1 { // { dg-error "initializing" }
+ int member;
+
+ t_2_st_1 (t_2_st_0); // { dg-message "note" }
+ t_2_st_1 ();
+};
+
+struct t_2_st_0 {
+ int member;
+
+ operator t_2_st_1 (); // { dg-message "note" }
+};
+
+t_2_st_0 t_2_st_0_obj0; // { dg-message "candidate" }
+
+void t_2_assignment ()
+{
+ t_2_st_1 t_2_st_1_obj0;
+ t_2_st_1 t_2_st_1_obj1;
+ t_2_st_1 t_2_st_1_obj2;
+
+ t_2_st_1_obj0 = t_2_st_0_obj0; // { dg-error "ambiguous" } caught
+ t_2_st_1_obj1 = t_2_st_1 (t_2_st_0_obj0);
+}
+
+void t_2_local_init ()
+{
+ t_2_st_1 t_2_st_1_obj0 = t_2_st_0_obj0; // { dg-error "ambiguous" }
+ t_2_st_1 t_2_st_1_obj1 = t_2_st_1 (t_2_st_0_obj0);
+}