1 files changed, 46 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/torture/pr42760.C b/gcc/testsuite/g++.dg/torture/pr42760.C
new file mode 100644
index 000000000..be85f7fc4
--- /dev/null
+++ b/gcc/testsuite/g++.dg/torture/pr42760.C
@@ -0,0 +1,46 @@
+// PR middle-end/42760
+// { dg-do compile }
+
+template <typename T>
+struct A
+{
+  static T b (T it) { return it; }
+};
+
+template <typename T, typename U>
+static U
+baz (T x, T y, U z)
+{
+  for (long n = y - x; n > 0; --n)
+    {
+      *z = *x;
+      ++z;
+    }
+};
+
+template <typename T, typename U>
+U
+bar (T x, T y, U z)
+{
+  baz (A <T>::b (x), A <T>::b (y), A <U>::b (z));
+}
+
+struct C
+{
+  __complex__ float v;
+};
+
+template <class T>
+struct B
+{
+  B (T y[]) { bar (y, y + 1, x); }
+  operator T *() { return x; }
+  T x[1];
+};
+
+B <C>
+foo ()
+{
+  C y[1];
+  return B <C> (y);
+};