1 # Test support for go mod -edit to set language version.
2
3 env GO111MODULE=on
4 ! go build
5 stderr 'type aliases only supported as of'
6 go mod edit -go=1.9
7 grep 'go 1.9' go.mod
8 go build
9
10 # Reverting the version should force a rebuild and error instead of using
11 # the cached 1.9 build. (https://golang.org/issue/37804)
12 go mod edit -go=1.8
13 ! go build
14 stderr 'type aliases only supported as of'
15
16
17 -- go.mod --
18 module m
19 go 1.8
20
21 -- alias.go --
22 package alias
23 type T = int
24
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