[OpenCL] Reject virtual functions for OpenCL C++
Differential Revision: https://reviews.llvm.org/D45873
llvm-svn: 330579
diff --git a/clang/test/Parser/opencl-cxx-virtual.cl b/clang/test/Parser/opencl-cxx-virtual.cl
new file mode 100644
index 0000000..da08bfd
--- /dev/null
+++ b/clang/test/Parser/opencl-cxx-virtual.cl
@@ -0,0 +1,45 @@
+// RUN: %clang_cc1 %s -triple spir-unknown-unknown -cl-std=c++ -fsyntax-only -verify
+
+// Test that virtual functions and abstract classes are rejected.
+class virtual_functions {
+ virtual void bad1() {}
+ //expected-error@-1 {{virtual functions are not supported in OpenCL C++}}
+
+ virtual void bad2() = 0;
+ //expected-error@-1 {{virtual functions are not supported in OpenCL C++}}
+ //expected-error@-2 {{'bad2' is not virtual and cannot be declared pure}}
+};
+
+template <typename T>
+class X {
+ virtual T f();
+ //expected-error@-1 {{virtual functions are not supported in OpenCL C++}}
+};
+
+// Test that virtual base classes are allowed.
+struct A {
+ int a;
+ void foo();
+};
+
+struct B : virtual A {
+ int b;
+};
+
+struct C : public virtual A {
+ int c;
+};
+
+struct D : B, C {
+ int d;
+};
+
+kernel void virtual_inheritance() {
+ D d;
+
+ d.foo();
+ d.a = 11;
+ d.b = 22;
+ d.c = 33;
+ d.d = 44;
+}