Remove untracked vtable-const-allocation cache from tcx

1 files changed, 27 insertions, 0 deletions

diff --git a/src/test/incremental/reorder_vtable.rs b/src/test/incremental/reorder_vtable.rs
new file mode 100644
index 00000000000..a550fe6f01c
--- /dev/null
+++ b/src/test/incremental/reorder_vtable.rs
@@ -0,0 +1,27 @@
+// revisions:rpass1 rpass2
+
+trait Foo {
+    #[cfg(rpass1)]
+    fn method1(&self) -> u32;
+
+    fn method2(&self) -> u32;
+
+    #[cfg(rpass2)]
+    fn method1(&self) -> u32;
+}
+
+impl Foo for u32 {
+    fn method1(&self) -> u32 { 17 }
+    fn method2(&self) -> u32 { 42 }
+}
+
+fn main() {
+    let x: &dyn Foo = &0u32;
+    assert_eq!(mod1::foo(x), 17);
+}
+
+mod mod1 {
+    pub fn foo(x: &dyn super::Foo) -> u32 {
+        x.method1()
+    }
+}