From 218caa410aa38c29984be31a5229b9fa717560ee Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 17 Apr 2024 14:19:13 +0200
Subject: Merging upstream version 1.68.2+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 tests/ui/mir/issue-76248.rs | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)
 create mode 100644 tests/ui/mir/issue-76248.rs

(limited to 'tests/ui/mir/issue-76248.rs')

diff --git a/tests/ui/mir/issue-76248.rs b/tests/ui/mir/issue-76248.rs
new file mode 100644
index 000000000..18473e79e
--- /dev/null
+++ b/tests/ui/mir/issue-76248.rs
@@ -0,0 +1,29 @@
+// This used to ICE during codegen after MIR inlining of g into f.
+// The root cause was a missing fold of length constant in Rvalue::Repeat.
+// Regression test for #76248.
+//
+// build-pass
+// compile-flags: -Zmir-opt-level=3
+
+const N: usize = 1;
+
+pub struct Elem<M> {
+    pub x: [usize; N],
+    pub m: M,
+}
+
+pub fn f() -> Elem<()> {
+    g(())
+}
+
+#[inline]
+pub fn g<M>(m: M) -> Elem<M> {
+    Elem {
+        x: [0; N],
+        m,
+    }
+}
+
+pub fn main() {
+    f();
+}
-- 
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