bugfix!

crates/wiggle/src/lib.rs

@@ -553,13 +553,10 @@ impl<'a, T> GuestPtr<'a, [T]> {
 
     pub fn get_range(&self, r: std::ops::Range<u32>) -> Option<GuestPtr<'a, [T]>> {
         let range_length = r.end - r.start;
-        if r.start < self.len() && r.end < self.len() {
+        if r.start <= self.len() && r.end <= self.len() {
             Some(GuestPtr::new(
                 self.mem,
-                (
-                    self.offset_base() + r.start,
-                    self.offset_base() + range_length,
-                ),
+                (self.offset_base() + r.start, range_length),
             ))
         } else {
             None