It's not necessary to do rounding for alloca operations when the requested
alignment is equal to the stack alignment.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40004 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/C++Frontend/2005-02-19-UnnamedVirtualThunkArgument.cpp b/test/C++Frontend/2005-02-19-UnnamedVirtualThunkArgument.cpp
new file mode 100644
index 0000000..853fee7
--- /dev/null
+++ b/test/C++Frontend/2005-02-19-UnnamedVirtualThunkArgument.cpp
@@ -0,0 +1,22 @@
+// RUN: %llvmgxx -S %s -o /dev/null
+
+struct Foo  {
+    Foo();
+    virtual ~Foo();
+};
+
+struct Bar  {
+    Bar();
+    virtual ~Bar();
+    virtual bool test(bool) const;
+};
+
+struct Baz : public Foo, public Bar  {
+    Baz();
+    virtual ~Baz();
+    virtual bool test(bool) const;
+};
+
+bool Baz::test(bool) const  {
+    return true;
+}