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-rw-r--r--test/SemaCXX/dcl_ambig_res.cpp66
1 files changed, 66 insertions, 0 deletions
diff --git a/test/SemaCXX/dcl_ambig_res.cpp b/test/SemaCXX/dcl_ambig_res.cpp
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+++ b/test/SemaCXX/dcl_ambig_res.cpp
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+// RUN: clang-cc -fsyntax-only -pedantic -verify %s
+
+// [dcl.ambig.res]p1:
+struct S {
+ S(int);
+ void bar();
+};
+
+int returns_an_int();
+
+void foo(double a)
+{
+ S w(int(a)); // expected-warning{{disambiguated}}
+ w(17);
+ S x(int()); // expected-warning{{disambiguated}}
+ x(&returns_an_int);
+ S y((int)a);
+ y.bar();
+ S z = int(a);
+ z.bar();
+}
+
+// [dcl.ambig.res]p3:
+char *p;
+void *operator new(__SIZE_TYPE__, int);
+void foo3() {
+ const int x = 63;
+ new (int(*p)) int; //new-placement expression
+ new (int(*[x])); //new type-id
+}
+
+// [dcl.ambig.res]p4:
+template <class T> // expected-note{{here}}
+struct S4 {
+ T *p;
+};
+S4<int()> x; //type-id
+S4<int(1)> y; // expected-error{{must be a type}}
+
+// [dcl.ambig.res]p5:
+void foo5()
+{
+ (void)sizeof(int(1)); //expression
+ // FIXME: should we make this an error rather than a warning?
+ // (It affects SFINAE)
+ (void)sizeof(int()); // expected-warning{{function type}}
+}
+
+// [dcl.ambig.res]p6:
+void foo6()
+{
+ (void)(int(1)); //expression
+ (void)(int())1; // expected-error{{used type}}
+}
+
+// [dcl.ambig.res]p7:
+class C7 { };
+void f7(int(C7)) { } // expected-note{{candidate}}
+int g7(C7);
+void foo7() {
+ f7(1); // expected-error{{no matching function}}
+ f7(g7); //OK
+}
+
+void h7(int *(C7[10])) { } // expected-note{{previous}}
+void h7(int *(*_fp)(C7 _parm[10])) { } // expected-error{{redefinition}}
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