1 files changed, 13 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/g++.dg/template/nontype14.C b/gcc-4.9/gcc/testsuite/g++.dg/template/nontype14.C
new file mode 100644
index 000000000..93338512b
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/g++.dg/template/nontype14.C
@@ -0,0 +1,13 @@
+// PR c++/23789
+
+template <int W> struct X { 
+  template <int W2> 
+  X< (W+(W&&W) > 1 ? W+(W&&W) : 1)+1> 
+  operator + (const X<W2>&) const; 
+}; 
+ 
+template <int dummy> void foo() 
+{ 
+  X<6> A,B; 
+  A + B; 
+}