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-rw-r--r--src/cmd/fix/netipv6zone.go2
-rw-r--r--src/cmd/fix/netipv6zone_test.go4
2 files changed, 5 insertions, 1 deletions
diff --git a/src/cmd/fix/netipv6zone.go b/src/cmd/fix/netipv6zone.go
index fe973a211..195c21807 100644
--- a/src/cmd/fix/netipv6zone.go
+++ b/src/cmd/fix/netipv6zone.go
@@ -51,7 +51,7 @@ func netipv6zone(f *ast.File) bool {
Value: e,
}
case 1:
- if e.(*ast.BasicLit).Value == "0" {
+ if elit, ok := e.(*ast.BasicLit); ok && elit.Value == "0" {
cl.Elts = append(cl.Elts[:i], cl.Elts[i+1:]...)
} else {
cl.Elts[i] = &ast.KeyValueExpr{
diff --git a/src/cmd/fix/netipv6zone_test.go b/src/cmd/fix/netipv6zone_test.go
index 0fab00531..142880a12 100644
--- a/src/cmd/fix/netipv6zone_test.go
+++ b/src/cmd/fix/netipv6zone_test.go
@@ -20,6 +20,8 @@ func f() net.Addr {
sub(&net.UDPAddr{ip2, 12345})
c := &net.TCPAddr{IP: ip3, Port: 54321}
d := &net.TCPAddr{ip4, 0}
+ p := 1234
+ e := &net.TCPAddr{ip4, p}
return &net.TCPAddr{ip5}, nil
}
`,
@@ -32,6 +34,8 @@ func f() net.Addr {
sub(&net.UDPAddr{IP: ip2, Port: 12345})
c := &net.TCPAddr{IP: ip3, Port: 54321}
d := &net.TCPAddr{IP: ip4}
+ p := 1234
+ e := &net.TCPAddr{IP: ip4, Port: p}
return &net.TCPAddr{IP: ip5}, nil
}
`,