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fake's Issues

gc询问

vm的关键在gc呀。小代码测试不出gc问题,业务复杂点gc就关键了,请问贵脚本gc是何方法?

性能/正确性 问题

此前在网上看到系列脚本的测试脚本,拿斐波那契数列的脚来看:
Lua:
function fibR(n)
if (n < 2) then return n end
return (fibR(n-2) + fibR(n-1))
end

function fibI(n)
local last = 0
local cur = 1
n = n - 1
while (n > 0)
do
n = n - 1
local tmp = cur
cur = last + cur
last = tmp
end
return cur
end

改用fake重写之后:
func fibR(n)
if (n < 2) then return n end
return (fibR(n - 2) + fibR(n - 1))
end

func fibI(n)
var last = 0
var cur = 1
n = n - 1
while (n > 0)
then
n = n - 1
var tmp = cur
cur = last + cur
last = tmp
end
return cur
end

func main()
var N = 43
print("fib: " .. fibR(N) .. " = " , fibI(N))
end

流程一样,在我i9-8950HK CPU,32GB内存的64位Linux环境下,lua要跑55秒,fake半小时都不见返回

缺乏语法说明,我变量定义都出错

我写一个递归函数:
func fibR(n)
if (n<2) then
return n
end
return fibR(n-2)+fibR(n-1)
end
在return fibR(n-2)+fibR(n-1)报错了,无奈,我定义两个变量
1: arg1 := n-1
arg2 := n-2
2: var arg1 = n-1, arg2 = n-2
3: var arg1,arg2
arg1 = n-1
arg2 = n-2
横竖都不对

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