1 files changed, 18 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/init/synth4.C b/gcc/testsuite/g++.dg/init/synth4.C
new file mode 100644
index 000000000..2b0b0b95a
--- /dev/null
+++ b/gcc/testsuite/g++.dg/init/synth4.C
@@ -0,0 +1,18 @@
+// PR c++/45822
+
+struct A
+{
+  A(int);
+};
+
+struct B
+{
+  B(A = 0);
+};
+
+struct C
+{
+  B b;
+};
+
+C c;