diff --git a/src/test/ui/issues/issue-54348.rs b/src/test/ui/issues/issue-54348.rs
new file mode 100644
index 0000000000000..b980290391d3a
--- /dev/null
+++ b/src/test/ui/issues/issue-54348.rs
@@ -0,0 +1,5 @@
+fn main() {
+    [1][0u64 as usize];
+    [1][1.5 as usize]; // ERROR index out of bounds
+    [1][1u64 as usize]; // ERROR index out of bounds
+}
diff --git a/src/test/ui/issues/issue-54348.stderr b/src/test/ui/issues/issue-54348.stderr
new file mode 100644
index 0000000000000..a9f1b4942584d
--- /dev/null
+++ b/src/test/ui/issues/issue-54348.stderr
@@ -0,0 +1,16 @@
+error: index out of bounds: the len is 1 but the index is 1
+  --> $DIR/issue-54348.rs:3:5
+   |
+LL |     [1][1.5 as usize]; // ERROR index out of bounds
+   |     ^^^^^^^^^^^^^^^^^
+   |
+   = note: #[deny(const_err)] on by default
+
+error: index out of bounds: the len is 1 but the index is 1
+  --> $DIR/issue-54348.rs:4:5
+   |
+LL |     [1][1u64 as usize]; // ERROR index out of bounds
+   |     ^^^^^^^^^^^^^^^^^^
+
+error: aborting due to 2 previous errors
+