1 files changed, 8 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/warn/noeffect7.C b/gcc/testsuite/g++.dg/warn/noeffect7.C
new file mode 100644
index 000000000..4aca2496c
--- /dev/null
+++ b/gcc/testsuite/g++.dg/warn/noeffect7.C
@@ -0,0 +1,8 @@
+// PR c++/8057
+// Don't give a "statement has no effect" warning when declaring a
+// template, only when instantiating it.
+// { dg-do compile }
+// { dg-options "-Wunused" }
+struct Y { static int i; };
+template <typename T> class X { X() { Y::i; }; };
+class Z { Z() { Y::i; }; }; // { dg-warning "no effect" }