diff options
author | Peng Wu <alexepico@gmail.com> | 2018-09-10 15:15:36 +0800 |
---|---|---|
committer | Peng Wu <alexepico@gmail.com> | 2018-09-10 15:15:36 +0800 |
commit | 0fadbc2aaf01da5f83fed00238357e8181d4a051 (patch) | |
tree | 96325fe6e6f1e1816374643c80ca44a3a4d3c3f1 | |
parent | 9bd208f580e907090037352dc39fbb1f95065eaf (diff) | |
download | libpinyin-0fadbc2aaf01da5f83fed00238357e8181d4a051.tar.gz libpinyin-0fadbc2aaf01da5f83fed00238357e8181d4a051.tar.xz libpinyin-0fadbc2aaf01da5f83fed00238357e8181d4a051.zip |
add safe guard to pinyin_guess_predicted_candidates function
-rw-r--r-- | src/pinyin.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/pinyin.cpp b/src/pinyin.cpp index b91f2b3..2bfc0b8 100644 --- a/src/pinyin.cpp +++ b/src/pinyin.cpp @@ -1889,6 +1889,9 @@ bool pinyin_guess_predicted_candidates(pinyin_instance_t * instance, break; } + if (0 == merged_gram.get_length()) + return false; + /* retrieve all items. */ BigramPhraseWithCountArray tokens = g_array_new (FALSE, FALSE, sizeof(BigramPhraseItemWithCount)); |