summaryrefslogtreecommitdiff
path: root/clang/test/CXX/basic/basic.lookup/basic.lookup.argdep/p2.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'clang/test/CXX/basic/basic.lookup/basic.lookup.argdep/p2.cpp')
-rw-r--r--clang/test/CXX/basic/basic.lookup/basic.lookup.argdep/p2.cpp110
1 files changed, 110 insertions, 0 deletions
diff --git a/clang/test/CXX/basic/basic.lookup/basic.lookup.argdep/p2.cpp b/clang/test/CXX/basic/basic.lookup/basic.lookup.argdep/p2.cpp
new file mode 100644
index 0000000..f5ad68b
--- /dev/null
+++ b/clang/test/CXX/basic/basic.lookup/basic.lookup.argdep/p2.cpp
@@ -0,0 +1,110 @@
+// RUN: %clang_cc1 -fsyntax-only -verify %s
+
+namespace N {
+ struct X { };
+
+ X operator+(X, X);
+
+ void f(X);
+ void g(X); // expected-note{{candidate function}}
+
+ void test_multiadd(X x) {
+ (void)(x + x);
+ }
+}
+
+namespace M {
+ struct Y : N::X { };
+}
+
+void f(); // expected-note 2 {{'f' declared here}}
+
+void test_operator_adl(N::X x, M::Y y) {
+ (void)(x + x);
+ (void)(y + y);
+}
+
+void test_func_adl(N::X x, M::Y y) {
+ f(x);
+ f(y);
+ (f)(x); // expected-error{{too many arguments to function call}}
+ ::f(x); // expected-error{{too many arguments to function call}}
+}
+
+namespace N {
+ void test_multiadd2(X x) {
+ (void)(x + x);
+ }
+}
+
+
+void test_func_adl_only(N::X x) {
+ g(x);
+}
+
+namespace M {
+ int g(N::X); // expected-note{{candidate function}}
+
+ void test(N::X x) {
+ g(x); // expected-error{{call to 'g' is ambiguous}}
+ int i = (g)(x);
+
+ int g(N::X);
+ g(x); // okay; calls locally-declared function, no ADL
+ }
+}
+
+
+void test_operator_name_adl(N::X x) {
+ (void)operator+(x, x);
+}
+
+struct Z { };
+int& f(Z);
+
+namespace O {
+ char &f();
+ void test_global_scope_adl(Z z) {
+ {
+ int& ir = f(z);
+ }
+ }
+}
+
+extern "C" {
+ struct L { };
+}
+
+void h(L); // expected-note{{candidate function}}
+
+namespace P {
+ void h(L); // expected-note{{candidate function}}
+ void test_transparent_context_adl(L l) {
+ {
+ h(l); // expected-error {{call to 'h' is ambiguous}}
+ }
+ }
+}
+
+namespace test5 {
+ namespace NS {
+ struct A;
+ void foo(void (*)(A&));
+ }
+ void bar(NS::A& a);
+
+ void test() {
+ foo(&bar);
+ }
+}
+
+// PR6762: __builtin_va_list should be invisible to ADL on all platforms.
+void test6_function(__builtin_va_list &argv);
+namespace test6 {
+ void test6_function(__builtin_va_list &argv);
+
+ void test() {
+ __builtin_va_list args;
+ test6_function(args);
+ }
+}