ICU-62108.0.1.tar.gz

diff --git a/icuSources/common/putil.cpp b/icuSources/common/putil.cpp
index 15265972546d301d39b40fcae7772873d806bacb..4fcabd222ee4d50df397a1f388c995cbcd76a928 100644 (file)
--- a/icuSources/common/putil.cpp
+++ b/icuSources/common/putil.cpp
@@ -1713,7 +1713,8 @@ The leftmost codepage (.xxx) wins.
     /* Note that we scan the *uncorrected* ID. */
     if ((p = uprv_strrchr(posixID, '@')) != NULL) {
         if (correctedPOSIXLocale == NULL) {
-            correctedPOSIXLocale = static_cast<char *>(uprv_malloc(uprv_strlen(posixID)+1));
+            /* new locale can be 1 char longer than old one if @ -> __ */
+            correctedPOSIXLocale = static_cast<char *>(uprv_malloc(uprv_strlen(posixID)+2));
             /* Exit on memory allocation error. */
             if (correctedPOSIXLocale == NULL) {
                 return NULL;
@@ -1730,7 +1731,7 @@ The leftmost codepage (.xxx) wins.
         }
 
         if (uprv_strchr(correctedPOSIXLocale,'_') == NULL) {
-            uprv_strcat(correctedPOSIXLocale, "__"); /* aa@b -> aa__b */
+            uprv_strcat(correctedPOSIXLocale, "__"); /* aa@b -> aa__b (note this can make the new locale 1 char longer) */
         }
         else {
             uprv_strcat(correctedPOSIXLocale, "_"); /* aa_CC@b -> aa_CC_b */