1 files changed, 24 insertions, 0 deletions
diff --git a/gcc/testsuite/gdc.test/compilable/test21661.d b/gcc/testsuite/gdc.test/compilable/test21661.d
new file mode 100644
index 00000000000..f982d44ad05
--- /dev/null
+++ b/gcc/testsuite/gdc.test/compilable/test21661.d
@@ -0,0 +1,24 @@
+// https://issues.dlang.org/show_bug.cgi?id=21661
+
+module pkg.pkg2.mod;
+
+immutable x = 1;
+enum e = pkg.pkg2.mod.x;
+
+// Some checks
+static assert(           pkg.stringof == "package pkg" );
+static assert(      pkg.pkg2.stringof == "package pkg2");
+static assert(  pkg.pkg2.mod.stringof == "module mod"  );
+static assert(pkg.pkg2.mod.x.stringof == "x"           );
+
+alias p1 = pkg;
+alias p2 = pkg.pkg2;
+alias m  = pkg.pkg2.mod;
+alias v  = pkg.pkg2.mod.x;
+
+static assert(         p1.stringof == "package pkg" );
+static assert(         p2.stringof == "package pkg2");
+static assert(          m.stringof == "module mod"  );
+static assert(p1.pkg2.mod.stringof == "module mod"  );
+static assert(     p2.mod.stringof == "module mod"  );
+static assert(          v.stringof == "x"           );