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go.tools/ssa/interp: remove irrelevent parts of test, improve comments. 

(Discovered during diagnosis of bug 7131.)

R=gri
CC=golang-codereviews
https://golang.org/cl/52780043
This commit is contained in:
Alan Donovan 2014-01-15 13:50:11 -05:00
parent 5d7773006a
commit 8dabab4124
1 changed files with 9 additions and 16 deletions
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25
ssa/interp/testdata/initorder.go vendored
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@ -2,8 +2,6 @@ package main
// Test of initialization order of package-level vars. // Test of initialization order of package-level vars.
type T int
var counter int var counter int
func next() int { func next() int {
@ -12,17 +10,15 @@ func next() int {
return c return c
} }
func (T) next() int {
return next()
}
var t T
func makeOrder1() [6]int { func makeOrder1() [6]int {
// The values of these vars are determined by the (arbitrary)
// order in which we refer to them here. f=0, b=1, d=2, etc.
return [6]int{f1, b1, d1, e1, c1, a1} return [6]int{f1, b1, d1, e1, c1, a1}
} }
func makeOrder2() [6]int { func makeOrder2() [6]int {
// The values of these vars are independent of the order in
// which we refer to them here. a=6, b=7, c=8, etc.
return [6]int{f2, b2, d2, e2, c2, a2} return [6]int{f2, b2, d2, e2, c2, a2}
} }
@ -30,7 +26,7 @@ var order1 = makeOrder1()
func main() { func main() {
// order1 is a package-level variable: // order1 is a package-level variable:
// [a-f]1 are initialized is reference order. // [a-f]1 are initialized in reference order.
if order1 != [6]int{0, 1, 2, 3, 4, 5} { if order1 != [6]int{0, 1, 2, 3, 4, 5} {
panic(order1) panic(order1)
} }
@ -43,13 +39,10 @@ func main() {
} }
} }
// The references traversal visits through calls to package-level
// functions (next), method expressions (T.next) and methods (t.next).
var a1, b1 = next(), next() var a1, b1 = next(), next()
var c1, d1 = T.next(0), T.next(0) var c1, d1 = next(), next()
var e1, f1 = t.next(), t.next() var e1, f1 = next(), next()
var a2, b2 = next(), next() var a2, b2 = next(), next()
var c2, d2 = T.next(0), T.next(0) var c2, d2 = next(), next()
var e2, f2 = t.next(), t.next() var e2, f2 = next(), next()