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-rw-r--r--gcc/testsuite/g++.dg/cpp1z/class-deduction40.C19
1 files changed, 19 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/cpp1z/class-deduction40.C b/gcc/testsuite/g++.dg/cpp1z/class-deduction40.C
new file mode 100644
index 00000000000..eeffa69adf5
--- /dev/null
+++ b/gcc/testsuite/g++.dg/cpp1z/class-deduction40.C
@@ -0,0 +1,19 @@
+// PR c++/81180
+// { dg-options -std=c++1z }
+
+template < int I > struct int_{};
+
+template < typename T >
+struct A{
+ template < typename U, int I >
+ struct B{
+ B(U u, int_< I >){}
+ };
+};
+
+
+int main(){
+ A< int >::B v(0, int_< 0 >());
+ (void)v;
+}
+