simpler code for 'luaO_fb2int'

This commit is contained in:
Roberto Ierusalimschy 2015-06-26 16:32:07 -03:00
parent be63d995c1
commit e89763e964

View File

@ -1,5 +1,5 @@
/*
** $Id: lobject.c,v 2.104 2015/04/11 18:30:08 roberto Exp roberto $
** $Id: lobject.c,v 2.105 2015/06/18 14:26:05 roberto Exp roberto $
** Some generic functions over Lua objects
** See Copyright Notice in lua.h
*/
@ -55,9 +55,7 @@ int luaO_int2fb (unsigned int x) {
/* converts back */
int luaO_fb2int (int x) {
int e = (x >> 3) & 0x1f;
if (e == 0) return x;
else return ((x & 7) + 8) << (e - 1);
return (x < 8) ? x : ((x & 7) + 8) << ((x >> 3) - 1);
}