Sema: Functions with dll attributes cannot be deleted

llvm-svn: 209827

2 files changed, 35 insertions, 0 deletions

diff --git a/clang/test/SemaCXX/dllexport.cpp b/clang/test/SemaCXX/dllexport.cpp
index 510d34bb26f..c637e63f8e0 100644
--- a/clang/test/SemaCXX/dllexport.cpp
+++ b/clang/test/SemaCXX/dllexport.cpp
@@ -212,6 +212,10 @@ __declspec(dllexport) Internal internalRetFunc(); // expected-error{{'internalRe
 namespace    { __declspec(dllexport) void internalFunc() {} } // expected-error{{'(anonymous namespace)::internalFunc' must have external linkage when declared 'dllexport'}}
 namespace ns { __declspec(dllexport) void externalFunc() {} }
 
+// Export deleted function.
+__declspec(dllexport) void deletedFunc() = delete; // expected-error{{attribute 'dllexport' cannot be applied to a deleted function}}
+__declspec(dllexport) inline void deletedInlineFunc() = delete; // expected-error{{attribute 'dllexport' cannot be applied to a deleted function}}
+
 
 
 //===----------------------------------------------------------------------===//
@@ -474,6 +478,18 @@ void ExportAlloc::operator delete(void* p) { free(p); }
 void ExportAlloc::operator delete[](void* p) { free(p); }
 
 
+// Export deleted member functions.
+struct ExportDeleted {
+  __declspec(dllexport) ExportDeleted() = delete; // expected-error{{attribute 'dllexport' cannot be applied to a deleted function}}
+  __declspec(dllexport) ~ExportDeleted() = delete; // expected-error{{attribute 'dllexport' cannot be applied to a deleted function}}
+  __declspec(dllexport) ExportDeleted(const ExportDeleted&) = delete; // expected-error{{attribute 'dllexport' cannot be applied to a deleted function}}
+  __declspec(dllexport) ExportDeleted& operator=(const ExportDeleted&) = delete; // expected-error{{attribute 'dllexport' cannot be applied to a deleted function}}
+  __declspec(dllexport) ExportDeleted(ExportDeleted&&) = delete; // expected-error{{attribute 'dllexport' cannot be applied to a deleted function}}
+  __declspec(dllexport) ExportDeleted& operator=(ExportDeleted&&) = delete; // expected-error{{attribute 'dllexport' cannot be applied to a deleted function}}
+  __declspec(dllexport) void deleted() = delete; // expected-error{{attribute 'dllexport' cannot be applied to a deleted function}}
+};
+
+
 // Export defaulted member functions.
 struct ExportDefaulted {
   __declspec(dllexport) ExportDefaulted() = default;
diff --git a/clang/test/SemaCXX/dllimport.cpp b/clang/test/SemaCXX/dllimport.cpp
index dea83338d17..1f53f7ab592 100644
--- a/clang/test/SemaCXX/dllimport.cpp
+++ b/clang/test/SemaCXX/dllimport.cpp
@@ -252,6 +252,13 @@ __declspec(dllimport) Internal internalRetFunc(); // expected-error{{'internalRe
 namespace    { __declspec(dllimport) void internalFunc(); } // expected-error{{'(anonymous namespace)::internalFunc' must have external linkage when declared 'dllimport'}}
 namespace ns { __declspec(dllimport) void externalFunc(); }
 
+// Import deleted functions.
+// FIXME: Deleted functions are definitions so a missing inline is diagnosed
+// here which is irrelevant. But because the delete keyword is parsed later
+// there is currently no straight-forward way to avoid this diagnostic.
+__declspec(dllimport) void deletedFunc() = delete; // expected-error{{attribute 'dllimport' cannot be applied to a deleted function}} expected-error{{dllimport cannot be applied to non-inline function definition}}
+__declspec(dllimport) inline void deletedInlineFunc() = delete; // expected-error{{attribute 'dllimport' cannot be applied to a deleted function}}
+
 
 
 //===----------------------------------------------------------------------===//
@@ -459,6 +466,18 @@ struct ImportSpecials {
 };
 
 
+// Import deleted member functions.
+struct ImportDeleted {
+  __declspec(dllimport) ImportDeleted() = delete; // expected-error{{attribute 'dllimport' cannot be applied to a deleted function}}
+  __declspec(dllimport) ~ImportDeleted() = delete; // expected-error{{attribute 'dllimport' cannot be applied to a deleted function}}
+  __declspec(dllimport) ImportDeleted(const ImportDeleted&) = delete; // expected-error{{attribute 'dllimport' cannot be applied to a deleted function}}
+  __declspec(dllimport) ImportDeleted& operator=(const ImportDeleted&) = delete; // expected-error{{attribute 'dllimport' cannot be applied to a deleted function}}
+  __declspec(dllimport) ImportDeleted(ImportDeleted&&) = delete; // expected-error{{attribute 'dllimport' cannot be applied to a deleted function}}
+  __declspec(dllimport) ImportDeleted& operator=(ImportDeleted&&) = delete; // expected-error{{attribute 'dllimport' cannot be applied to a deleted function}}
+  __declspec(dllimport) void deleted() = delete; // expected-error{{attribute 'dllimport' cannot be applied to a deleted function}}
+};
+
+
 // Import allocation functions.
 struct ImportAlloc {
   __declspec(dllimport) void* operator new(__SIZE_TYPE__);