Merging upstream version 1.68.2+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 35 insertions, 0 deletions

diff --git a/tests/mir-opt/inline/dyn_trait.rs b/tests/mir-opt/inline/dyn_trait.rs
new file mode 100644
index 000000000..6a46e1e07
--- /dev/null
+++ b/tests/mir-opt/inline/dyn_trait.rs
@@ -0,0 +1,35 @@
+#![crate_type = "lib"]
+
+use std::fmt::Debug;
+
+pub trait Cache {
+    type V: Debug;
+
+    fn store_nocache(&self);
+}
+
+pub trait Query {
+    type V;
+    type C: Cache<V = Self::V>;
+
+    fn cache<T>(s: &T) -> &Self::C;
+}
+
+// EMIT_MIR dyn_trait.mk_cycle.Inline.diff
+#[inline(always)]
+pub fn mk_cycle<V: Debug>(c: &dyn Cache<V = V>) {
+    c.store_nocache()
+}
+
+// EMIT_MIR dyn_trait.try_execute_query.Inline.diff
+#[inline(always)]
+pub fn try_execute_query<C: Cache>(c: &C) {
+    mk_cycle(c)
+}
+
+// EMIT_MIR dyn_trait.get_query.Inline.diff
+#[inline(always)]
+pub fn get_query<Q: Query, T>(t: &T) {
+    let c = Q::cache(t);
+    try_execute_query(c)
+}