cl: loadVars check recover

[visualfc]

fix #1369 , loadVars check recover and resetInit

func set(name string, v int) string {
	return name
}

func test() {
	var a = set("box")  // dump error
	println(a)
}

gop run can dump error info

./main.gop:6:10: too few arguments in call to set("box")
	have (untyped string)
	want (name string, v int)
./main.gop:7:10: undefined: a

[codecov-commenter]

Codecov Report

Patch coverage: 100.00% and no project coverage change.

Comparison is base (f8574ec) 90.21% compared to head (1aaf0f9) 90.21%.

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Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1372   +/-   ##
=======================================
  Coverage   90.21%   90.21%           
=======================================
  Files          24       24           
  Lines        9132     9137    +5     
=======================================
+ Hits         8238     8243    +5     
  Misses        727      727           
  Partials      167      167           

Impacted Files	Coverage Δ
cl/compile.go	97.78% <100.00%> (+0.01%)	⬆️

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