Vendor import of clang trunk r126079:

http://llvm.org/svn/llvm-project/cfe/trunk@126079

1 files changed, 51 insertions, 0 deletions

diff --git a/test/CodeGenCXX/devirtualize-virtual-function-calls-final.cpp b/test/CodeGenCXX/devirtualize-virtual-function-calls-final.cpp
new file mode 100644
index 0000000..3de75ed
--- /dev/null
+++ b/test/CodeGenCXX/devirtualize-virtual-function-calls-final.cpp
@@ -0,0 +1,51 @@
+// RUN: %clang_cc1 %s -emit-llvm -o - | FileCheck %s
+
+namespace Test1 {
+  struct A {
+    virtual int f() final;
+  };
+
+  // CHECK: define i32 @_ZN5Test11fEPNS_1AE
+  int f(A *a) {
+    // CHECK: call i32 @_ZN5Test11A1fEv
+    return a->f();
+  }
+}
+
+namespace Test2 {
+  struct A final {
+    virtual int f();
+  };
+
+  // CHECK: define i32 @_ZN5Test21fEPNS_1AE
+  int f(A *a) {
+    // CHECK: call i32 @_ZN5Test21A1fEv
+    return a->f();
+  }
+}
+
+namespace Test3 {
+  struct A {
+    virtual int f();
+  };
+
+  struct B final : A { };
+
+  // CHECK: define i32 @_ZN5Test31fEPNS_1BE
+  int f(B *b) {
+    // CHECK: call i32 @_ZN5Test31A1fEv
+    return b->f();
+  }
+
+  // CHECK: define i32 @_ZN5Test31fERNS_1BE
+  int f(B &b) {
+    // CHECK: call i32 @_ZN5Test31A1fEv
+    return b.f();
+  }
+
+  // CHECK: define i32 @_ZN5Test31fEPv
+  int f(void *v) {
+    // CHECK: call i32 @_ZN5Test31A1fEv
+    return static_cast<B*>(v)->f();
+  }
+}