From: Markus Scherer <markus.icu@gmail.com>
Date: Thu, 1 Mar 2018 00:37:34 +0000 (+0000)
Subject: ICU-13036 guaranteed-large-enough UNewTrie index array
X-Git-Tag: release-61-rc~33
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=c2bb9c7523c6571e69cd30d21e85a3d9dc568134;p=icu

ICU-13036 guaranteed-large-enough UNewTrie index array

X-SVN-Rev: 41023
---

diff --git a/icu4c/source/common/utrie.h b/icu4c/source/common/utrie.h
index 9c5382c5949..641027a1a3f 100644
--- a/icu4c/source/common/utrie.h
+++ b/icu4c/source/common/utrie.h
@@ -556,7 +556,7 @@ struct UNewTrie {
      * Index values at build-time are 32 bits wide for easier processing.
      * Bit 31 is set if the data block is used by multiple index values (from utrie_setRange()).
      */
-    int32_t index[UTRIE_MAX_INDEX_LENGTH];
+    int32_t index[UTRIE_MAX_INDEX_LENGTH+UTRIE_SURROGATE_BLOCK_COUNT];
     uint32_t *data;
 
     uint32_t leadUnitValue;