1 files changed, 34 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/expr/assign1.C b/gcc/testsuite/g++.dg/expr/assign1.C
new file mode 100644
index 000000000..7eb37e523
--- /dev/null
+++ b/gcc/testsuite/g++.dg/expr/assign1.C
@@ -0,0 +1,34 @@
+// { dg-do run }
+
+// Contributed by Nathan Sidwell 15 Dec 2003 <nathan@codesourcery.com>
+// Origin: Tasso Karkanis <Tasso.Karkanis@rogers.com>
+// PR c++/13387. Clobbered tail padding of base
+
+inline void *operator new (__SIZE_TYPE__, void *ptr) 
+{
+  return ptr;
+}
+
+struct Base { 
+    Base() : i(0), c(0) {} 
+    int i; 
+    char c; 
+}; 
+ 
+struct Sub : Base { 
+    Sub () : d(0) {} 
+    char d; 
+}; 
+ 
+int main() { 
+  Sub sub;
+  char base_alias[sizeof (Base)];
+  Base *base;
+  
+  for (unsigned ix = sizeof base_alias; ix--;)
+    base_alias[ix] = 0x55;
+  base = new (&base_alias) Base ();
+  
+  static_cast <Base &> (sub) = *base;
+  return sub.d; 
+}