1 files changed, 26 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/other/vthunk1.C b/gcc/testsuite/g++.dg/other/vthunk1.C
new file mode 100644
index 000000000..90165628b
--- /dev/null
+++ b/gcc/testsuite/g++.dg/other/vthunk1.C
@@ -0,0 +1,26 @@
+// PR c++/12007 Multiple inheritance float pass by value fails
+// { dg-do run }
+
+extern "C" void abort (void);
+
+class gvImpl
+{
+public:
+  virtual void PutVal(float value){}
+};
+
+class foo { public: virtual void Bar(){} };
+
+class myGv: public foo, public gvImpl
+{
+  void PutVal(float value){ if (value != 3.14159f) abort (); }
+};
+
+myGv x;
+gvImpl* object = &x;
+
+int main()
+{
+  object->PutVal(3.14159f);
+  return 0;
+}