Fix for PR7410. Allow functions in a derived class that improperly overwrite a virtual function in the base class to be inserted into the derived class function list to prevent extra errors every time the derived class is used.

llvm-svn: 134251

1 files changed, 13 insertions, 0 deletions

diff --git a/clang/test/SemaCXX/PR7410.cpp b/clang/test/SemaCXX/PR7410.cpp
new file mode 100644
index 00000000000..6d2cda90b1d
--- /dev/null
+++ b/clang/test/SemaCXX/PR7410.cpp
@@ -0,0 +1,13 @@
+// RUN: %clang_cc1 -fsyntax-only -verify %s
+
+struct BaseReturn {};
+
+struct Base {
+  virtual BaseReturn Foo() = 0;  // expected-note{{overridden virtual function is here}}
+};
+struct X {};
+struct Derived : Base {
+  X Foo();  // expected-error{{virtual function 'Foo' has a different return type ('X') than the function it overrides (which has return type 'BaseReturn')}}
+};
+
+Derived d;