rustc_codegen_utils: don't ignore `Ctor` path components in symbols.

1 files changed, 12 insertions, 0 deletions

diff --git a/src/test/run-pass/struct-ctor-mangling.rs b/src/test/run-pass/struct-ctor-mangling.rs
new file mode 100644
index 00000000000..5f5ee7cfe44
--- /dev/null
+++ b/src/test/run-pass/struct-ctor-mangling.rs
@@ -0,0 +1,12 @@
+fn size_of_val<T>(_: &T) -> usize {
+    std::mem::size_of::<T>()
+}
+
+struct Foo(i64);
+
+// Test that the (symbol) mangling of `Foo` (the `struct` type) and that of
+// `typeof Foo` (the function type of the `struct` constructor) don't collide.
+fn main() {
+    size_of_val(&Foo(0));
+    size_of_val(&Foo);
+}