luau/tests/conformance/native.lua
2023-08-18 10:06:29 -07:00

133 lines
2.7 KiB
Lua

-- This file is part of the Luau programming language and is licensed under MIT License; see LICENSE.txt for details
print("testing native code generation")
assert((function(x, y)
-- trigger a linear sequence
local t1 = x + 2
local t2 = x - 7
local a = x * 10
local b = a + 1
a = y -- update 'a' version
local t = {} -- call to allocate table forces a spill
local c = x * 10
return c, b, t, t1, t2
end)(5, 10) == 50)
assert((function(x)
local oops -- split to prevent inlining
function oops()
end
-- x is checked to be a number here; we can not execute a reentry from oops() because optimizer assumes this holds until return
local y = math.abs(x)
oops()
return y * x
end)("42") == 1764)
local function fuzzfail1(...)
repeat
_ = nil
until not {}
for _ in ... do
for l0=_,_ do
end
return
end
end
local function fuzzfail2()
local _
do
repeat
_ = typeof(_),{_=_,}
_ = _(_._)
until _
end
end
assert(pcall(fuzzfail2) == false)
local function fuzzfail3()
function _(...)
_({_,_,true,},{...,},_,not _)
end
_()
end
assert(pcall(fuzzfail3) == false)
local function fuzzfail4()
local _ = setmetatable({},setmetatable({_=_,},_))
return _(_:_())
end
assert(pcall(fuzzfail4) == false)
local function fuzzfail5()
local _ = bit32.band
_(_(_,0),_)
_(_,_)
end
assert(pcall(fuzzfail5) == false)
local function fuzzfail6(_)
return bit32.extract(_,671088640,_)
end
assert(pcall(fuzzfail6, 1) == false)
local function fuzzfail7(_)
return bit32.extract(_,_,671088640)
end
assert(pcall(fuzzfail7, 1) == false)
local function fuzzfail8(...)
local _ = _,_
_.n0,_,_,_,_,_,_,_,_._,_,_,_[...],_,_,_ = nil
_,n0,_,_,_,_,_,_,_,_,l0,_,_,_,_ = nil
function _()
end
_._,_,_,_,_,_,_,_,_,_,_[...],_,n0[l0],_ = nil
_[...],_,_,_,_,_,_,_,_()[_],_,_,_,_,_ = _(),...
end
assert(pcall(fuzzfail8) == false)
local function fuzzfail9()
local _ = bit32.bor
local x = _(_(_,_),_(_,_),_(-16834560,_),_(_(- _,-2130706432)),- _),_(_(_,_),_(-16834560,-2130706432))
end
assert(pcall(fuzzfail9) == false)
local function fuzzfail10()
local _
_ = false,if _ then _ else _
_ = not _
l0,_[l0] = not _
end
assert(pcall(fuzzfail10) == false)
local function fuzzfail11(x, ...)
return bit32.arshift(bit32.bnot(x),(...))
end
assert(fuzzfail11(0xffff0000, 8) == 0xff)
local function fuzzfail12()
_,_,_,_,_,_,_,_ = not _, not _, not _, not _, not _, not _, not _, not _
end
assert(pcall(fuzzfail12) == true)
local function fuzzfail13()
_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_ = not _, not _, not _, not _, not _, not _, not _, not _, not _, not _, not _, not _, not _, not _, not _, not _
end
assert(pcall(fuzzfail13) == true)
return('OK')