1 files changed, 19 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/expr/bitfield4.C b/gcc/testsuite/g++.dg/expr/bitfield4.C
new file mode 100644
index 000000000..d824964e1
--- /dev/null
+++ b/gcc/testsuite/g++.dg/expr/bitfield4.C
@@ -0,0 +1,19 @@
+// PR c++/30274
+// { dg-do link }
+
+struct S {
+  bool x : 4;
+};
+
+S s;
+
+template <typename T>
+void f(T);
+
+template <>
+void f(bool) {} 
+
+int main() {
+  f(s.x++);
+  f(++s.x);
+}