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-rw-r--r--clang/test/SemaCXX/incomplete-call.cpp49
1 files changed, 49 insertions, 0 deletions
diff --git a/clang/test/SemaCXX/incomplete-call.cpp b/clang/test/SemaCXX/incomplete-call.cpp
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+++ b/clang/test/SemaCXX/incomplete-call.cpp
@@ -0,0 +1,49 @@
+// RUN: %clang_cc1 -fsyntax-only -verify %s
+struct A; // expected-note 14 {{forward declaration of 'A'}}
+
+A f(); // expected-note {{'f' declared here}}
+
+struct B {
+ A f(); // expected-note {{'f' declared here}}
+ A operator()(); // expected-note 2 {{'operator()' declared here}}
+ operator A(); // expected-note {{'operator A' declared here}}
+ A operator!(); // expected-note 2 {{'operator!' declared here}}
+ A operator++(int); // expected-note {{'operator++' declared here}}
+ A operator[](int); // expected-note {{'operator[]' declared here}}
+ A operator+(int); // expected-note {{'operator+' declared here}}
+ A operator->(); // expected-note {{'operator->' declared here}}
+};
+
+void g() {
+ f(); // expected-error {{calling 'f' with incomplete return type 'A'}}
+
+ typedef A (*Func)();
+ Func fp;
+ fp(); // expected-error {{calling function with incomplete return type 'A'}}
+ ((Func)0)(); // expected-error {{calling function with incomplete return type 'A'}}
+
+ B b;
+ b.f(); // expected-error {{calling 'f' with incomplete return type 'A'}}
+
+ b.operator()(); // expected-error {{calling 'operator()' with incomplete return type 'A'}}
+ b.operator A(); // expected-error {{calling 'operator A' with incomplete return type 'A'}}
+ b.operator!(); // expected-error {{calling 'operator!' with incomplete return type 'A'}}
+
+ !b; // expected-error {{calling 'operator!' with incomplete return type 'A'}}
+ b(); // expected-error {{calling 'operator()' with incomplete return type 'A'}}
+ b++; // expected-error {{calling 'operator++' with incomplete return type 'A'}}
+ b[0]; // expected-error {{calling 'operator[]' with incomplete return type 'A'}}
+ b + 1; // expected-error {{calling 'operator+' with incomplete return type 'A'}}
+ b->f(); // expected-error {{calling 'operator->' with incomplete return type 'A'}}
+
+ A (B::*mfp)() = 0;
+ (b.*mfp)(); // expected-error {{calling function with incomplete return type 'A'}}
+
+}
+
+
+struct C; // expected-note{{forward declaration}}
+
+void test_incomplete_object_call(C& c) {
+ c(); // expected-error{{incomplete type in call to object of type}}
+}