commit a917fa6fd4935d50ca84c4135143a29cb50372de
Author: Manish Goregaokar <manishsmail@gmail.com>
Date:   Wed Feb 26 16:57:42 2025 -0800

    Remove more overflow panics from cptrie

diff --git a/src/codepointtrie/cptrie.rs b/src/codepointtrie/cptrie.rs
index 9229766282..4989d04330 100644
--- a/src/codepointtrie/cptrie.rs
+++ b/src/codepointtrie/cptrie.rs
@@ -358,7 +358,7 @@ impl<'trie, T: TrieValue> CodePointTrie<'trie, T> {
     /// [`CodePointTrieHeader::high_start`].
     fn small_index(&self, code_point: u32) -> u32 {
         if code_point >= self.header.high_start {
-            self.data.len() as u32 - HIGH_VALUE_NEG_DATA_OFFSET
+            w!((self.data.len() as u32) - HIGH_VALUE_NEG_DATA_OFFSET)
         } else {
             self.internal_small_index(code_point) // helper fn
         }
@@ -384,7 +384,7 @@ impl<'trie, T: TrieValue> CodePointTrie<'trie, T> {
             } else {
                 return self.trie_error_val_index();
             };
-        let fast_index_val: u32 = index_array_val as u32 + (code_point & FAST_TYPE_DATA_MASK);
+        let fast_index_val: u32 = w!((index_array_val as u32) + code_point & FAST_TYPE_DATA_MASK);
         fast_index_val
     }