From dc0db358abe19481e475e10c32149b53370f1a1c Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Thu, 30 May 2024 05:57:31 +0200
Subject: Merging upstream version 1.72.1+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 tests/ui/structs-enums/issue-3008-1.rs     | 12 ++++++++++++
 tests/ui/structs-enums/issue-3008-1.stderr | 17 +++++++++++++++++
 tests/ui/structs-enums/issue-3008-2.rs     |  6 ++++++
 tests/ui/structs-enums/issue-3008-2.stderr | 14 ++++++++++++++
 tests/ui/structs-enums/issue-3008-3.rs     | 10 ++++++++++
 tests/ui/structs-enums/issue-3008-3.stderr | 14 ++++++++++++++
 6 files changed, 73 insertions(+)
 create mode 100644 tests/ui/structs-enums/issue-3008-1.rs
 create mode 100644 tests/ui/structs-enums/issue-3008-1.stderr
 create mode 100644 tests/ui/structs-enums/issue-3008-2.rs
 create mode 100644 tests/ui/structs-enums/issue-3008-2.stderr
 create mode 100644 tests/ui/structs-enums/issue-3008-3.rs
 create mode 100644 tests/ui/structs-enums/issue-3008-3.stderr

(limited to 'tests/ui/structs-enums')

diff --git a/tests/ui/structs-enums/issue-3008-1.rs b/tests/ui/structs-enums/issue-3008-1.rs
new file mode 100644
index 000000000..1124969e6
--- /dev/null
+++ b/tests/ui/structs-enums/issue-3008-1.rs
@@ -0,0 +1,12 @@
+enum Foo {
+    Foo_(Bar)
+}
+
+enum Bar {
+    //~^ ERROR recursive type `Bar` has infinite size
+    BarNone,
+    BarSome(Bar)
+}
+
+fn main() {
+}
diff --git a/tests/ui/structs-enums/issue-3008-1.stderr b/tests/ui/structs-enums/issue-3008-1.stderr
new file mode 100644
index 000000000..be25b9091
--- /dev/null
+++ b/tests/ui/structs-enums/issue-3008-1.stderr
@@ -0,0 +1,17 @@
+error[E0072]: recursive type `Bar` has infinite size
+  --> $DIR/issue-3008-1.rs:5:1
+   |
+LL | enum Bar {
+   | ^^^^^^^^
+...
+LL |     BarSome(Bar)
+   |             --- recursive without indirection
+   |
+help: insert some indirection (e.g., a `Box`, `Rc`, or `&`) to break the cycle
+   |
+LL |     BarSome(Box<Bar>)
+   |             ++++   +
+
+error: aborting due to previous error
+
+For more information about this error, try `rustc --explain E0072`.
diff --git a/tests/ui/structs-enums/issue-3008-2.rs b/tests/ui/structs-enums/issue-3008-2.rs
new file mode 100644
index 000000000..5846c69da
--- /dev/null
+++ b/tests/ui/structs-enums/issue-3008-2.rs
@@ -0,0 +1,6 @@
+enum Foo { Foo_(Bar) }
+struct Bar { x: Bar }
+//~^ ERROR E0072
+
+fn main() {
+}
diff --git a/tests/ui/structs-enums/issue-3008-2.stderr b/tests/ui/structs-enums/issue-3008-2.stderr
new file mode 100644
index 000000000..858a8fd6a
--- /dev/null
+++ b/tests/ui/structs-enums/issue-3008-2.stderr
@@ -0,0 +1,14 @@
+error[E0072]: recursive type `Bar` has infinite size
+  --> $DIR/issue-3008-2.rs:2:1
+   |
+LL | struct Bar { x: Bar }
+   | ^^^^^^^^^^      --- recursive without indirection
+   |
+help: insert some indirection (e.g., a `Box`, `Rc`, or `&`) to break the cycle
+   |
+LL | struct Bar { x: Box<Bar> }
+   |                 ++++   +
+
+error: aborting due to previous error
+
+For more information about this error, try `rustc --explain E0072`.
diff --git a/tests/ui/structs-enums/issue-3008-3.rs b/tests/ui/structs-enums/issue-3008-3.rs
new file mode 100644
index 000000000..212eb2eb8
--- /dev/null
+++ b/tests/ui/structs-enums/issue-3008-3.rs
@@ -0,0 +1,10 @@
+use std::marker;
+
+enum E1 { V1(E2<E1>), }
+enum E2<T> { V2(E2<E1>, marker::PhantomData<T>), }
+//~^ ERROR recursive type `E2` has infinite size
+
+impl E1 { fn foo(&self) {} }
+
+fn main() {
+}
diff --git a/tests/ui/structs-enums/issue-3008-3.stderr b/tests/ui/structs-enums/issue-3008-3.stderr
new file mode 100644
index 000000000..a1a81e293
--- /dev/null
+++ b/tests/ui/structs-enums/issue-3008-3.stderr
@@ -0,0 +1,14 @@
+error[E0072]: recursive type `E2` has infinite size
+  --> $DIR/issue-3008-3.rs:4:1
+   |
+LL | enum E2<T> { V2(E2<E1>, marker::PhantomData<T>), }
+   | ^^^^^^^^^^      ------ recursive without indirection
+   |
+help: insert some indirection (e.g., a `Box`, `Rc`, or `&`) to break the cycle
+   |
+LL | enum E2<T> { V2(Box<E2<E1>>, marker::PhantomData<T>), }
+   |                 ++++      +
+
+error: aborting due to previous error
+
+For more information about this error, try `rustc --explain E0072`.
-- 
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