49 lines
1.0 KiB
Go
49 lines
1.0 KiB
Go
package main
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// Test of initialization order of package-level vars.
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var counter int
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func next() int {
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c := counter
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counter++
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return c
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}
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func makeOrder1() [6]int {
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// The values of these vars are determined by the (arbitrary)
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// order in which we refer to them here. f=0, b=1, d=2, etc.
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return [6]int{f1, b1, d1, e1, c1, a1}
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}
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func makeOrder2() [6]int {
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// The values of these vars are independent of the order in
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// which we refer to them here. a=6, b=7, c=8, etc.
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return [6]int{f2, b2, d2, e2, c2, a2}
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}
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var order1 = makeOrder1()
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func main() {
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// order1 is a package-level variable:
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// [a-f]1 are initialized in reference order.
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if order1 != [6]int{0, 1, 2, 3, 4, 5} {
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panic(order1)
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}
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// order2 is a local variable:
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// [a-f]2 are initialized in lexical order.
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var order2 = makeOrder2()
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if order2 != [6]int{11, 7, 9, 10, 8, 6} {
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panic(order2)
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}
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}
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var a1, b1 = next(), next()
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var c1, d1 = next(), next()
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var e1, f1 = next(), next()
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var a2, b2 = next(), next()
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var c2, d2 = next(), next()
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var e2, f2 = next(), next()
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