diff options
Diffstat (limited to 'src/pinyin.cpp')
-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 8500311..8153e37 100644 --- a/src/pinyin.cpp +++ b/src/pinyin.cpp @@ -1705,6 +1705,9 @@ bool pinyin_guess_candidates(pinyin_instance_t * instance, _free_candidates(candidates); + if (0 == matrix.size()) + return false; + /* lookup the previous token here. */ phrase_token_t prev_token = null_token; |