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-rw-r--r--clang/test/Modules/using-decl.cpp76
1 files changed, 74 insertions, 2 deletions
diff --git a/clang/test/Modules/using-decl.cpp b/clang/test/Modules/using-decl.cpp
index a388a5b7e71..f01688498c5 100644
--- a/clang/test/Modules/using-decl.cpp
+++ b/clang/test/Modules/using-decl.cpp
@@ -1,8 +1,80 @@
// RUN: rm -rf %t
-// RUN: %clang_cc1 -x objective-c++ -fmodules -fimplicit-module-maps -fmodules-cache-path=%t -I %S/Inputs %s -verify
+// RUN: %clang_cc1 -x objective-c++ -std=c++11 -fmodules -fimplicit-module-maps -fmodules-cache-path=%t -I %S/Inputs %s -verify -DEARLY_IMPORT
+// RUN: %clang_cc1 -x objective-c++ -std=c++11 -fmodules -fimplicit-module-maps -fmodules-cache-path=%t -I %S/Inputs %s -verify -UEARLY_IMPORT
+// RUN: %clang_cc1 -x objective-c++ -std=c++11 -fmodules -fimplicit-module-maps -fmodules-cache-path=%t -I %S/Inputs %s -verify -DEARLY_IMPORT -fno-modules-hide-internal-linkage
+// RUN: %clang_cc1 -x objective-c++ -std=c++11 -fmodules -fimplicit-module-maps -fmodules-cache-path=%t -I %S/Inputs %s -verify -UEARLY_IMPORT -fno-modules-hide-internal-linkage
+#ifdef EARLY_IMPORT
@import using_decl.a;
+#endif
+
+namespace Y {
+ int conflicting_hidden_using_decl;
+ int conflicting_hidden_using_decl_fn_2();
+ int conflicting_hidden_using_decl_var_2;
+ struct conflicting_hidden_using_decl_struct_2;
+
+ struct conflicting_hidden_using_decl_mixed_4 {};
+ int conflicting_hidden_using_decl_mixed_5;
+ int conflicting_hidden_using_decl_mixed_6();
+}
+
+using Y::conflicting_hidden_using_decl;
+int conflicting_hidden_using_decl_fn();
+int conflicting_hidden_using_decl_var;
+struct conflicting_hidden_using_decl_struct {};
+using Y::conflicting_hidden_using_decl_fn_2;
+using Y::conflicting_hidden_using_decl_var_2;
+using Y::conflicting_hidden_using_decl_struct_2;
+
+struct conflicting_hidden_using_decl_mixed_1 {};
+int conflicting_hidden_using_decl_mixed_2;
+int conflicting_hidden_using_decl_mixed_3();
+using Y::conflicting_hidden_using_decl_mixed_4;
+using Y::conflicting_hidden_using_decl_mixed_5;
+using Y::conflicting_hidden_using_decl_mixed_6;
+
+template<typename T> int use(T);
+void test_conflicting() {
+ use(conflicting_hidden_using_decl);
+ use(conflicting_hidden_using_decl_fn());
+ use(conflicting_hidden_using_decl_var);
+ use(conflicting_hidden_using_decl_fn_2());
+ use(conflicting_hidden_using_decl_var_2);
+ use(conflicting_hidden_using_decl_mixed_1());
+ use(conflicting_hidden_using_decl_mixed_2);
+ use(conflicting_hidden_using_decl_mixed_3());
+ use(conflicting_hidden_using_decl_mixed_4());
+ use(conflicting_hidden_using_decl_mixed_5);
+ use(conflicting_hidden_using_decl_mixed_6());
+}
+
+#ifndef EARLY_IMPORT
+@import using_decl.a;
+#endif
-// expected-no-diagnostics
UsingDecl::using_decl_type x = UsingDecl::using_decl_var;
UsingDecl::inner y = x;
+
+@import using_decl.b;
+
+void test_conflicting_2() {
+ use(conflicting_hidden_using_decl); // expected-error {{ambiguous}}
+ use(conflicting_hidden_using_decl_fn()); // expected-error {{ambiguous}}
+ use(conflicting_hidden_using_decl_var); // expected-error {{ambiguous}}
+ use(conflicting_hidden_using_decl_fn_2()); // expected-error {{ambiguous}}
+ use(conflicting_hidden_using_decl_var_2); // expected-error {{ambiguous}}
+ use(conflicting_hidden_using_decl_mixed_1); // ok, struct hidden
+ use(conflicting_hidden_using_decl_mixed_2); // expected-error {{ambiguous}}
+ use(conflicting_hidden_using_decl_mixed_3); // ok, struct hidden
+ use(conflicting_hidden_using_decl_mixed_4); // ok, struct hidden
+ use(conflicting_hidden_using_decl_mixed_5); // expected-error {{ambiguous}}
+ use(conflicting_hidden_using_decl_mixed_6); // ok, struct hidden
+ // expected-note@using-decl.cpp:* 7{{candidate}}
+ // expected-note@using-decl-b.h:* 7{{candidate}}
+
+ int conflicting_hidden_using_decl_mixed_1::*p1;
+ int conflicting_hidden_using_decl_mixed_3::*p3;
+ int conflicting_hidden_using_decl_mixed_4::*p4;
+ int conflicting_hidden_using_decl_mixed_6::*p6;
+}
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