diff options
Diffstat (limited to 'clang/test/CXX/basic/basic.lookup/basic.lookup.qual/namespace.qual')
4 files changed, 166 insertions, 0 deletions
diff --git a/clang/test/CXX/basic/basic.lookup/basic.lookup.qual/namespace.qual/p2.cpp b/clang/test/CXX/basic/basic.lookup/basic.lookup.qual/namespace.qual/p2.cpp new file mode 100644 index 0000000..3039396 --- /dev/null +++ b/clang/test/CXX/basic/basic.lookup/basic.lookup.qual/namespace.qual/p2.cpp @@ -0,0 +1,65 @@ +// RUN: %clang_cc1 -fsyntax-only -verify %s + +namespace Ints { + int zero = 0; // expected-note {{candidate found by name lookup is 'Ints::zero'}} + void f(int); // expected-note 3 {{candidate function}} + void g(int); +} + +namespace Floats { + float zero = 0.0f; // expected-note {{candidate found by name lookup is 'Floats::zero'}} + void f(float); // expected-note 3 {{candidate function}} + void g(float); +} + +namespace Numbers { + using namespace Ints; + using namespace Floats; +} + +void test() { + int i = Ints::zero; + Ints::f(i); + + float f = Floats::zero; + Floats::f(f); + + double n = Numbers::zero; // expected-error {{reference to 'zero' is ambiguous}} + Numbers::f(n); // expected-error{{call to 'f' is ambiguous}} + Numbers::f(i); + Numbers::f(f); +} + +namespace Numbers { + struct Number { // expected-note 2 {{candidate}} + explicit Number(double d) : d(d) {} + double d; + }; + Number zero(0.0f); + void g(Number); // expected-note 2{{passing argument to parameter here}} +} + +void test2() { + Numbers::Number n = Numbers::zero; + Numbers::f(n); // expected-error {{no matching function for call to 'f'}} + Numbers::g(n); +} + +namespace Numbers2 { + using Numbers::f; + using Numbers::g; +} + +void test3() { + Numbers::Number n = Numbers::zero; + Numbers2::f(n); // expected-error {{no matching function for call to 'f'}} + Numbers2::g(n); + + int i = Ints::zero; + Numbers2::f(i); + Numbers2::g(i); // expected-error {{no viable conversion from 'int' to 'Numbers::Number'}} + + float f = Floats::zero; + Numbers2::f(f); + Numbers2::g(f); // expected-error {{no viable conversion from 'float' to 'Numbers::Number'}} +} diff --git a/clang/test/CXX/basic/basic.lookup/basic.lookup.qual/namespace.qual/p3.cpp b/clang/test/CXX/basic/basic.lookup/basic.lookup.qual/namespace.qual/p3.cpp new file mode 100644 index 0000000..dc0f8b4 --- /dev/null +++ b/clang/test/CXX/basic/basic.lookup/basic.lookup.qual/namespace.qual/p3.cpp @@ -0,0 +1,41 @@ +// RUN: %clang_cc1 -fsyntax-only -verify %s + +// This is basically paraphrased from the standard. + +namespace Root { + int i = 0; + void f(); +} + +namespace A { + using namespace Root; +} + +namespace B { + using namespace Root; +} + +namespace AB { + using namespace A; + using namespace B; +} + +void test() { + if (AB::i) + AB::f(); +} + +namespace C { + using Root::i; + using Root::f; +} + +namespace AC { + using namespace A; + using namespace C; +} + +void test2() { + if (AC::i) + AC::f(); +} diff --git a/clang/test/CXX/basic/basic.lookup/basic.lookup.qual/namespace.qual/p4.cpp b/clang/test/CXX/basic/basic.lookup/basic.lookup.qual/namespace.qual/p4.cpp new file mode 100644 index 0000000..38eccfa --- /dev/null +++ b/clang/test/CXX/basic/basic.lookup/basic.lookup.qual/namespace.qual/p4.cpp @@ -0,0 +1,25 @@ +// RUN: %clang_cc1 -fsyntax-only -verify %s + +namespace A { + int a; +} + +namespace C { + int c; +} + +namespace B { + using namespace C; + int b; +} + +namespace C { + using namespace B; + using namespace A; +} + +void test() { + C::a++; + C::b++; + C::c++; +} diff --git a/clang/test/CXX/basic/basic.lookup/basic.lookup.qual/namespace.qual/p5.cpp b/clang/test/CXX/basic/basic.lookup/basic.lookup.qual/namespace.qual/p5.cpp new file mode 100644 index 0000000..5045bac --- /dev/null +++ b/clang/test/CXX/basic/basic.lookup/basic.lookup.qual/namespace.qual/p5.cpp @@ -0,0 +1,35 @@ +// RUN: %clang_cc1 -fsyntax-only -verify %s + +namespace A { + struct x {}; // expected-note {{candidate found by name lookup is 'A::x'}} + int x; // expected-note {{candidate found by name lookup is 'A::x'}} + + struct y {}; // expected-note {{type declaration hidden}} + + struct z; + void z(float); +} + +namespace B { + struct x {}; // expected-note {{candidate found by name lookup is 'B::x'}} + float x; // expected-note {{candidate found by name lookup is 'B::x'}} + + float y; // expected-note {{declaration hides type}} + + void z(int); +} + +namespace AB { + using namespace A; + using namespace B; +} + +void test() { + struct AB::x foo; // expected-error {{reference to 'x' is ambiguous}} + int i = AB::x; // expected-error {{reference to 'x' is ambiguous}} + + struct AB::y bar; + float f = AB::y; // expected-error {{a type named 'y' is hidden by a declaration in a different namespace}} + AB::z(i); + AB::z(f); +} |