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Diffstat (limited to 'test/SemaCXX/using-directive.cpp')
-rw-r--r-- | test/SemaCXX/using-directive.cpp | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/test/SemaCXX/using-directive.cpp b/test/SemaCXX/using-directive.cpp new file mode 100644 index 0000000..924cf07 --- /dev/null +++ b/test/SemaCXX/using-directive.cpp @@ -0,0 +1,108 @@ +// RUN: clang-cc -fsyntax-only -verify %s + +namespace A { + short i; // expected-note 2{{candidate found by name lookup is 'A::i'}} + namespace B { + long i; // expected-note{{candidate found by name lookup is 'A::B::i'}} + void f() {} // expected-note{{candidate function}} + int k; + namespace E {} // \ + expected-note{{candidate found by name lookup is 'A::B::E'}} + } + + namespace E {} // expected-note{{candidate found by name lookup is 'A::E'}} + + namespace C { + using namespace B; + namespace E {} // \ + expected-note{{candidate found by name lookup is 'A::C::E'}} + } + + void f() {} // expected-note{{candidate function}} + + class K1 { + void foo(); + }; + + void local_i() { + char i; + using namespace A; + using namespace B; + int a[sizeof(i) == sizeof(char)? 1 : -1]; // okay + } + namespace B { + int j; + } + + void ambig_i() { + using namespace A; + using namespace A::B; + (void) i; // expected-error{{reference to 'i' is ambiguous}} + f(); // expected-error{{call to 'f' is ambiguous}} + (void) j; // okay + using namespace C; + (void) k; // okay + using namespace E; // expected-error{{reference to 'E' is ambiguous}} + } + + struct K2 {}; // expected-note{{candidate found by name lookup is 'A::K2'}} +} + +struct K2 {}; // expected-note{{candidate found by name lookup is 'K2'}} + +using namespace A; + +void K1::foo() {} // okay + +// FIXME: Do we want err_ovl_no_viable_function_in_init here? +struct K2 k2; // expected-error{{reference to 'K2' is ambiguous}} \ + expected-error{{incomplete type}} + +// FIXME: This case is incorrectly diagnosed! +//K2 k3; + + +class X { // expected-note{{candidate found by name lookup is 'X'}} + // FIXME: produce a suitable error message for this + using namespace A; // expected-error{{expected member name or}} +}; + +namespace N { + struct K2; + struct K2 { }; +} + +namespace Ni { + int i(); // expected-note{{candidate found by name lookup is 'Ni::i'}} +} + +namespace NiTest { + using namespace A; + using namespace Ni; + + int test() { + return i; // expected-error{{reference to 'i' is ambiguous}} + } +} + +namespace OneTag { + struct X; // expected-note{{candidate found by name lookup is 'OneTag::X'}} +} + +namespace OneFunction { + void X(); // expected-note{{candidate found by name lookup is 'OneFunction::X'}} +} + +namespace TwoTag { + struct X; // expected-note{{candidate found by name lookup is 'TwoTag::X'}} +} + +namespace FuncHidesTagAmbiguity { + using namespace OneTag; + using namespace OneFunction; + using namespace TwoTag; + + void test() { + (void)X(); // expected-error{{reference to 'X' is ambiguous}} + } +} |