diff options
Diffstat (limited to 'src/lbitlib.c')
-rw-r--r-- | src/lbitlib.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/lbitlib.c b/src/lbitlib.c index e93575e6..b37344f3 100644 --- a/src/lbitlib.c +++ b/src/lbitlib.c @@ -1,5 +1,5 @@ /* -** $Id: lbitlib.c,v 1.10 2010/10/28 15:17:29 roberto Exp $ +** $Id: lbitlib.c,v 1.11 2010/11/08 16:31:22 roberto Exp $ ** Standard library for bitwise operations ** See Copyright Notice in lua.h */ @@ -108,7 +108,7 @@ static int b_rshift (lua_State *L) { static int b_arshift (lua_State *L) { b_uint r = getuintarg(L, 1); int i = luaL_checkint(L, 2); - if (i < 0 || !(r & (1 << (NBITS - 1)))) + if (i < 0 || !(r & ((b_uint)1 << (NBITS - 1)))) return b_shift(L, r, -i); else { /* arithmetic shift for 'negative' number */ if (i >= NBITS) r = ALLONES; |