diff options
| -rw-r--r-- | src/nvim/garray.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/src/nvim/garray.c b/src/nvim/garray.c index 953eb58841..75c3fb9a73 100644 --- a/src/nvim/garray.c +++ b/src/nvim/garray.c @@ -184,10 +184,12 @@ char_u* ga_concat_strings(const garray_T *gap) FUNC_ATTR_NONNULL_RET void ga_concat(garray_T *gap, const char_u *restrict s) { int len = (int)strlen((char *) s); - ga_grow(gap, len); - char *data = gap->ga_data; - memcpy(data + gap->ga_len, s, (size_t) len); - gap->ga_len += len; + if (len) { + ga_grow(gap, len); + char *data = gap->ga_data; + memcpy(data + gap->ga_len, s, (size_t)len); + gap->ga_len += len; + } } /// Append one byte to a growarray which contains bytes. |