Bruce/lua-immutable
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Fixed bug in float hashing logic.

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Bruce Hill 2018-02-11 17:02:58 -08:00
parent 2ff4152415
commit fa456525df
1 changed files with 6 additions and 2 deletions
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8
limmutable.c
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@ -70,8 +70,12 @@ static int Lcreate_instance(lua_State *L)
item_hash = 0x97167da9; item_hash = 0x97167da9;
break; break;
case LUA_TNUMBER: case LUA_TNUMBER:
item_hash = (lua_Integer)lua_tonumber(L, -1); {
break; // Cast float bits to integer
lua_Number n = lua_tonumber(L, -1);
item_hash = *((lua_Integer*)&n);
break;
}
case LUA_TBOOLEAN: case LUA_TBOOLEAN:
// Arbitrarily chosen values // Arbitrarily chosen values
item_hash = lua_toboolean(L, -1)? 0x82684f71 : 0x88d66f2a; item_hash = lua_toboolean(L, -1)? 0x82684f71 : 0x88d66f2a;