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bug fix - 42cf5f8214

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iceman1001 2024-02-04 11:25:31 +01:00
commit 2592aeb85e
1 changed files with 3 additions and 1 deletions
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4
client/deps/liblua/lbitlib.c
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@ -128,7 +128,9 @@ static int b_rot(lua_State *L, int i) {
b_uint r = luaL_checkunsigned(L, 1); b_uint r = luaL_checkunsigned(L, 1);
i &= (LUA_NBITS - 1); /* i = i % NBITS */ i &= (LUA_NBITS - 1); /* i = i % NBITS */
r = trim(r); r = trim(r);
r = (r << i) | (r >> (LUA_NBITS - i)); if (i != 0) /* avoid undefined shift of LUA_NBITS when i == 0 */
r = (r << i) | (r >> (LUA_NBITS - i));
lua_pushunsigned(L, trim(r)); lua_pushunsigned(L, trim(r));
return 1; return 1;
} }