# Regression test for golang.org/issue/34094: modules hosted within gitlab.com
# subgroups could not be fetched because the server returned bogus go-import
# tags for prefixes of the module path.

[short] skip
[!git] skip

env GO111MODULE=on
env GOPROXY=direct
env GOSUMDB=off

! go mod download vcs-test.golang.org/go/missingrepo/missingrepo-git@latest
stderr 'vcs-test.golang.org/go/missingrepo/missingrepo-git: git ls-remote .*: exit status .*'

var v4 = N{}
var v5 = A{}
var v6 = B{}

// Test that S is fully defined
var v7 = S{}

// Test that #define'd type is fully defined
var _ = issue38649{X: 0}

// Test that prefixes do not cause duplicate field names.
var _ = Issue48396{Fd: 1, Bpf_fd: 2}

func main() {
	pass := true

	// The Go translation of bitfields should not have any of the

[go-builder] env GOPROXY=
[!go-builder] env GOPROXY=https://proxy.golang.org

go list -m -versions go
stdout 1.20.1 # among others
stdout 1.19rc2
! stdout go1.20.1 # no go prefixes
! stdout go1.19rc2

go list -m -versions toolchain
stdout go1.20.1 # among others

package base

import (
	"cmd/internal/obj"
)

// ReservedImports are import paths used internally for generated
// symbols by the compiler.
//
// The linker uses the magic symbol prefixes "go:" and "type:".
// Avoid potential confusion between import paths and symbols
// by rejecting these reserved imports for now. Also, people
// "can do weird things in GOPATH and we'd prefer they didn't

// modulePrefixesExcludingTarget returns all prefixes of path that may plausibly
// exist as a module, excluding targetPrefix but otherwise including path
// itself, sorted by descending length. Prefixes that are not valid module paths
// but are valid package paths (like "m" or "example.com/.gen") are included,
// since they might be replaced.
func modulePrefixesExcludingTarget(path string) []string {
	prefixes := make([]string, 0, strings.Count(path, "/")+1)

go build -x -n -o dummy.exe ./usesInternalCgo
! stderr preferlinkext
# Verifying that -fdebug-prefix-map=path, -ffile-prefix-map, -no-canonical-prefixes
# and -fno-canonical-systemd-headers are permitted for internal linking.
env CGO_CFLAGS=-fdebug-prefix-map=old=/tmp/new
go build -x -n -o dummy.exe ./usesInternalCgo
! stderr preferlinkext

		src = filepath.Dir(src)
	}
}

// metaPrefixes is the list of metadata file prefixes.
// Vendoring copies metadata files from parents of copied directories.
// Note that this list could be arbitrarily extended, and it is longer
// in other tools (such as godep or dep). By using this limited set of
// prefixes and also insisting on capitalized file names, we are trying
// to nudge people toward more agreement on the naming

		return
	}

	if m.IsLiteral() {
		m.Dirs = []string{m.pattern}
		return
	}

	// Clean the path and create a matching predicate.
	// filepath.Clean removes "./" prefixes (and ".\" on Windows). We need to
	// preserve these, since they are meaningful in MatchPattern and in
	// returned import paths.
	cleanPattern := filepath.Clean(m.pattern)

		not contain spaces. Flags listed on the command line
		are applied after this list and therefore override it.
	GOINSECURE
		Comma-separated list of glob patterns (in the syntax of Go's path.Match)
		of module path prefixes that should always be fetched in an insecure
		manner. Only applies to dependencies that are being fetched directly.
		GOINSECURE does not disable checksum database validation. GOPRIVATE or

	re(`-mwatchos-version-min=(.+)`),
	re(`-mnop-fun-dllimport`),
	re(`-m(no-)?sse[0-9.]*`),
	re(`-m(no-)?ssse3`),
	re(`-mthumb(-interwork)?`),
	re(`-mthreads`),
	re(`-mwindows`),
	re(`-no-canonical-prefixes`),
	re(`--param=ssp-buffer-size=[0-9]*`),
	re(`-pedantic(-errors)?`),
	re(`-pipe`),
	re(`-pthread`),
	re(`-?-std=([^@\-].*)`),
	re(`-?-stdlib=([^@\-].*)`),
	re(`--sysroot=([^@\-].*)`),
	re(`-w`),