1 files changed, 10 insertions, 0 deletions
diff --git a/tests/ui/cast/issue-85586.rs b/tests/ui/cast/issue-85586.rs
new file mode 100644
index 000000000..78816582b
--- /dev/null
+++ b/tests/ui/cast/issue-85586.rs
@@ -0,0 +1,10 @@
+// Check that errors for unresolved types in cast expressions are reported
+// for the offending subexpression, not the whole cast expression.
+
+#![allow(unused_variables)]
+
+fn main() {
+    let a = [1, 2, 3].iter().sum();
+    let b = (a + 1) as usize;
+    //~^ ERROR: type annotations needed [E0282]
+}