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-rw-r--r--clang/test/CXX/class.derived/class.abstract/p5.cpp23
1 files changed, 23 insertions, 0 deletions
diff --git a/clang/test/CXX/class.derived/class.abstract/p5.cpp b/clang/test/CXX/class.derived/class.abstract/p5.cpp
new file mode 100644
index 0000000..cdff931
--- /dev/null
+++ b/clang/test/CXX/class.derived/class.abstract/p5.cpp
@@ -0,0 +1,23 @@
+// RUN: %clang_cc1 -fsyntax-only -verify %s
+
+struct A {
+ virtual void f() = 0; // expected-note{{unimplemented pure virtual method}}
+};
+
+struct B : A {
+ virtual void f();
+};
+
+struct C : B {
+ virtual void f() = 0; // expected-note 2{{unimplemented pure virtual method}}
+};
+
+struct D : C {
+};
+
+void test() {
+ (void)new A; // expected-error{{abstract class}}
+ (void)new B;
+ (void)new C; // expected-error{{abstract class}}
+ (void)new D; // expected-error{{abstract class}}
+}