diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/alloc.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/alloc.c b/src/alloc.c index 68b490f98b..7668309e59 100644 --- a/src/alloc.c +++ b/src/alloc.c @@ -1756,6 +1756,8 @@ init_strings () string_blocks = NULL; n_string_blocks = 0; string_free_list = NULL; + empty_unibyte_string = make_pure_string ("", 0, 0, 0); + empty_multibyte_string = make_pure_string ("", 0, 0, 1); } @@ -2479,6 +2481,9 @@ make_uninit_string (length) int length; { Lisp_Object val; + + if (!length) + return empty_unibyte_string; val = make_uninit_multibyte_string (length, length); STRING_SET_UNIBYTE (val); return val; @@ -2497,6 +2502,8 @@ make_uninit_multibyte_string (nchars, nbytes) if (nchars < 0) abort (); + if (!nbytes) + return empty_multibyte_string; s = allocate_string (); allocate_string_data (s, nchars, nbytes); |