From cf2dff2b1e3fa55fa5415d524200070d0d7aacfe Mon Sep 17 00:00:00 2001
From: Albert Larsan <74931857+albertlarsan68@users.noreply.github.com>
Date: Thu, 5 Jan 2023 09:13:28 +0100
Subject: Move /src/test to /tests

---
 tests/codegen/enum-debug-niche-2.rs | 50 +++++++++++++++++++++++++++++++++++++
 1 file changed, 50 insertions(+)
 create mode 100644 tests/codegen/enum-debug-niche-2.rs

(limited to 'tests/codegen/enum-debug-niche-2.rs')

diff --git a/tests/codegen/enum-debug-niche-2.rs b/tests/codegen/enum-debug-niche-2.rs
new file mode 100644
index 00000000000..9c72ad9d248
--- /dev/null
+++ b/tests/codegen/enum-debug-niche-2.rs
@@ -0,0 +1,50 @@
+// This tests that optimized enum debug info accurately reflects the enum layout.
+// This is ignored for the fallback mode on MSVC due to problems with PDB.
+
+//
+// ignore-msvc
+
+// compile-flags: -g -C no-prepopulate-passes
+
+// CHECK: {{.*}}DICompositeType{{.*}}tag: DW_TAG_variant_part,{{.*}}size: 32,{{.*}}
+// CHECK: {{.*}}DIDerivedType{{.*}}tag: DW_TAG_member,{{.*}}name: "Placeholder",{{.*}}extraData: i64 4294967295{{[,)].*}}
+// CHECK: {{.*}}DIDerivedType{{.*}}tag: DW_TAG_member,{{.*}}name: "Error",{{.*}}extraData: i64 0{{[,)].*}}
+
+#![feature(never_type)]
+
+#[derive(Copy, Clone)]
+pub struct Entity {
+    private: std::num::NonZeroU32,
+}
+
+#[derive(Copy, Clone, PartialEq, Eq)]
+pub struct Declaration;
+
+impl TypeFamily for Declaration {
+    type Base = Base;
+    type Placeholder = !;
+
+    fn intern_base_data(_: BaseKind<Self>) {}
+}
+
+#[derive(Copy, Clone)]
+pub struct Base;
+
+pub trait TypeFamily: Copy + 'static {
+    type Base: Copy;
+    type Placeholder: Copy;
+
+    fn intern_base_data(_: BaseKind<Self>);
+}
+
+#[derive(Copy, Clone)]
+pub enum BaseKind<F: TypeFamily> {
+    Named(Entity),
+    Placeholder(F::Placeholder),
+    Error,
+}
+
+pub fn main() {
+    let x = BaseKind::Error::<Declaration>;
+    let y = 7;
+}
-- 
cgit 1.4.1-3-g733a5