--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/testsuite/g++.dg/ipa/pr82352.C	Thu Oct 25 07:37:49 2018 +0900
@@ -0,0 +1,93 @@
+// PR ipa/82352
+// { dg-do compile }
+// { dg-options "-O2" }
+
+typedef __SIZE_TYPE__ size_t;
+
+class A
+{
+public :
+  typedef enum { Zero = 0, One = 1 } tA;
+  A(tA a) { m_a = a; }
+
+private :
+  tA m_a;
+};
+
+class B
+{
+public :
+  void *operator new(size_t t) { return (void*)(42); };
+};
+
+class C
+{
+public:
+  virtual void ffff () = 0;
+};
+
+class D
+{
+ public :
+  virtual void g() = 0;
+  virtual void h() = 0;
+};
+
+template<class T> class IIII: public T, public D
+{
+public:
+ void ffff()
+ {
+   if (!m_i2) throw A(A::One);
+ };
+
+ void h()
+ {
+  if (m_i2) throw A(A::Zero);
+ }
+
+protected:
+ virtual void g()
+ {
+  if (m_i1 !=0) throw A(A::Zero);
+ };
+
+private :
+ int m_i1;
+ void *m_i2;
+};
+
+class E
+{
+private:
+    size_t m_e;
+    static const size_t Max;
+
+public:
+    E& i(size_t a, size_t b, size_t c)
+    {
+        if ((a > Max) || (c > Max)) throw A(A::Zero );
+        if (a + b > m_e) throw A(A::One );
+        return (*this);
+    }
+
+  inline E& j(const E &s)
+    {
+      return i(0,0,s.m_e);
+    }
+};
+
+class F : public C { };
+class G : public C { };
+class HHHH : public B, public F, public G { };
+
+void k()
+{
+    new IIII<HHHH>();
+}
+
+void l()
+{
+  E e1, e2;
+  e1.j(e2);
+}