ICU-20081 ucase_swap add parens, avoid warning (#156)

diff --git a/icu4c/source/tools/toolutil/swapimpl.cpp b/icu4c/source/tools/toolutil/swapimpl.cpp
index 5a552c2a209dda44950a4ab3adde4e44e1fd3a6d..e8850cb98641680eeec41131278d4d96683842a4 100644 (file)
--- a/icu4c/source/tools/toolutil/swapimpl.cpp
+++ b/icu4c/source/tools/toolutil/swapimpl.cpp
@@ -336,7 +336,7 @@ ucase_swap(const UDataSwapper *ds,
         ((pInfo->formatVersion[0]==1 &&
           pInfo->formatVersion[2]==UTRIE_SHIFT &&
           pInfo->formatVersion[3]==UTRIE_INDEX_SHIFT) ||
-         2<=pInfo->formatVersion[0] && pInfo->formatVersion[0]<=4)
+         (2<=pInfo->formatVersion[0] && pInfo->formatVersion[0]<=4))
     )) {
         udata_printError(ds, "ucase_swap(): data format %02x.%02x.%02x.%02x (format version %02x) is not recognized as case mapping data\n",
                          pInfo->dataFormat[0], pInfo->dataFormat[1],