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32 characteres are more than enough for a good hash

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This commit is contained in:
Roberto Ierusalimschy 2000-06-15 14:01:12 -03:00
parent 094880ef9e
commit 18b0e8270d
1 changed files with 2 additions and 2 deletions
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4
lstring.c
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@ -1,5 +1,5 @@
/*
** $Id: lstring.c,v 1.37 2000/05/24 13:54:49 roberto Exp roberto $
** $Id: lstring.c,v 1.38 2000/06/12 13:52:05 roberto Exp roberto $
** String table (keeps all strings handled by Lua)
** See Copyright Notice in lua.h
*/
@ -37,7 +37,7 @@ void luaS_freeall (lua_State *L) {
static unsigned long hash_s (const char *s, size_t l) {
unsigned long h = l; /* seed */
size_t step = (l>>6)|1; /* if string is too long, don't hash all its chars */
size_t step = (l>>5)|1; /* if string is too long, don't hash all its chars */
for (; l>=step; l-=step)
h = h ^ ((h<<5)+(h>>2)+(unsigned char)*(s++));
return h;