diff options
Diffstat (limited to 'erts/emulator/beam/erl_bif_lists.c')
| -rw-r--r-- | erts/emulator/beam/erl_bif_lists.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/erts/emulator/beam/erl_bif_lists.c b/erts/emulator/beam/erl_bif_lists.c index a9e8dd86f7..ce13469801 100644 --- a/erts/emulator/beam/erl_bif_lists.c +++ b/erts/emulator/beam/erl_bif_lists.c @@ -1,19 +1,19 @@ /* * %CopyrightBegin% - * - * Copyright Ericsson AB 1999-2009. All Rights Reserved. - * + * + * Copyright Ericsson AB 1999-2010. All Rights Reserved. + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ @@ -89,13 +89,14 @@ BIF_RETTYPE append_2(BIF_ALIST_2) BIF_RET(copy); } +#define SMALL_VEC_SIZE 10 BIF_RETTYPE subtract_2(BIF_ALIST_2) { Eterm list; Eterm* hp; Uint need; Eterm res; - Eterm small_vec[10]; /* Preallocated memory for small lists */ + Eterm small_vec[SMALL_VEC_SIZE]; /* Preallocated memory for small lists */ Eterm* vec_p; Eterm* vp; int i; @@ -115,7 +116,7 @@ BIF_RETTYPE subtract_2(BIF_ALIST_2) BIF_RET(BIF_ARG_1); /* allocate element vector */ - if (n <= sizeof(small_vec)/sizeof(small_vec[0])) + if (n <= SMALL_VEC_SIZE) vec_p = small_vec; else vec_p = (Eterm*) erts_alloc(ERTS_ALC_T_TMP, n * sizeof(Eterm)); |