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ICU-2404 handle empty extension toU tables

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X-SVN-Rev: 13602
This commit is contained in:
Markus Scherer 2003-11-06 17:02:50 +00:00
parent 4ecafa2bfe
commit 1b9bda0c87
1 changed files with 1 additions and 1 deletions
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2
icu4c/source/common/ucnv_ext.c
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@ -134,7 +134,7 @@ ucnv_extMatchToU(const int32_t *cx, int8_t sisoState,
int32_t i, j, index, length, matchLength;
uint8_t b;
if(cx==NULL) {
if(cx==NULL || cx[UCNV_EXT_TO_U_LENGTH]<=0) {
return 0; /* no extension data, no match */
}