Changed TestIssue426 to work with go 1.8 (#627)

go1.8 changed the way anonymous struct names are generated for DWARF.

service/test/variables_test.go

@@ -2,6 +2,7 @@ package servicetest
 
 import (
 	"fmt"
+	"runtime"
 	"sort"
 	"strings"
 	"testing"
@@ -735,6 +736,14 @@ func TestIssue426(t *testing.T) {
 		{"anoniface1", `interface { OtherFunction(int, int); SomeFunction(struct { val go/constant.Value }) }`},
 	}
 
+	ver, _ := proc.ParseVersionString(runtime.Version())
+	if ver.Major < 0 || ver.AfterOrEqual(proc.GoVersion{1, 8, -1, 0, 0}) {
+		testcases[2].typ = `struct { main.val go/constant.Value }`
+		testcases[3].typ = `func(struct { main.i int }, interface {}, struct { main.val go/constant.Value })`
+		testcases[4].typ = `struct { main.i int; main.j int }`
+		testcases[5].typ = `interface { OtherFunction(int, int); SomeFunction(struct { main.val go/constant.Value }) }`
+	}
+
 	// Serialization of type expressions (go/ast.Expr) containing anonymous structs or interfaces
 	// differs from the serialization used by the linker to produce DWARF type information
 	withTestProcess("testvariables2", t, func(p *proc.Process, fixture protest.Fixture) {