From 1114a76ae6081242c38614aeb4ff9c37b8be75c4 Mon Sep 17 00:00:00 2001
From: Keith Randall <khr@golang.org>
Date: Thu, 4 Jun 2015 15:18:27 -0700
Subject: [PATCH] [dev.ssa] cmd/compile/internal/ssa: Add dummy frontend for
 testing.

Change-Id: Ica26c0297ac7afeb0b5b668cf5f5cd1667c6cc43
Reviewed-on: https://go-review.googlesource.com/10699
Reviewed-by: Josh Bleecher Snyder <josharian@gmail.com>
---
 src/cmd/compile/internal/ssa/deadcode_test.go | 6 +++---
 src/cmd/compile/internal/ssa/export_test.go   | 6 ++++++
 src/cmd/compile/internal/ssa/func_test.go     | 4 ++--
 3 files changed, 11 insertions(+), 5 deletions(-)

diff --git a/src/cmd/compile/internal/ssa/deadcode_test.go b/src/cmd/compile/internal/ssa/deadcode_test.go
index 07e017c73a..10b8976e0f 100644
--- a/src/cmd/compile/internal/ssa/deadcode_test.go
+++ b/src/cmd/compile/internal/ssa/deadcode_test.go
@@ -7,7 +7,7 @@ package ssa
 import "testing"
 
 func TestDeadLoop(t *testing.T) {
-	c := NewConfig("amd64")
+	c := NewConfig("amd64", DummyFrontend{})
 	fun := Fun(c, "entry",
 		Bloc("entry",
 			Valu("mem", OpArg, TypeMem, ".mem"),
@@ -37,7 +37,7 @@ func TestDeadLoop(t *testing.T) {
 }
 
 func TestDeadValue(t *testing.T) {
-	c := NewConfig("amd64")
+	c := NewConfig("amd64", DummyFrontend{})
 	fun := Fun(c, "entry",
 		Bloc("entry",
 			Valu("mem", OpArg, TypeMem, ".mem"),
@@ -60,7 +60,7 @@ func TestDeadValue(t *testing.T) {
 }
 
 func TestNeverTaken(t *testing.T) {
-	c := NewConfig("amd64")
+	c := NewConfig("amd64", DummyFrontend{})
 	fun := Fun(c, "entry",
 		Bloc("entry",
 			Valu("cond", OpConst, TypeBool, false),
diff --git a/src/cmd/compile/internal/ssa/export_test.go b/src/cmd/compile/internal/ssa/export_test.go
index f2e7b0cd10..103945a73e 100644
--- a/src/cmd/compile/internal/ssa/export_test.go
+++ b/src/cmd/compile/internal/ssa/export_test.go
@@ -8,3 +8,9 @@ var CheckFunc = checkFunc
 var PrintFunc = printFunc
 var Opt = opt
 var Deadcode = deadcode
+
+type DummyFrontend struct{}
+
+func (d DummyFrontend) StringSym(s string) interface{} {
+	return nil
+}
diff --git a/src/cmd/compile/internal/ssa/func_test.go b/src/cmd/compile/internal/ssa/func_test.go
index b66ab24778..c15b167bc1 100644
--- a/src/cmd/compile/internal/ssa/func_test.go
+++ b/src/cmd/compile/internal/ssa/func_test.go
@@ -257,7 +257,7 @@ func addEdge(b, c *Block) {
 }
 
 func TestArgs(t *testing.T) {
-	c := NewConfig("amd64")
+	c := NewConfig("amd64", DummyFrontend{})
 	fun := Fun(c, "entry",
 		Bloc("entry",
 			Valu("a", OpConst, TypeInt64, 14),
@@ -277,7 +277,7 @@ func TestArgs(t *testing.T) {
 }
 
 func TestEquiv(t *testing.T) {
-	c := NewConfig("amd64")
+	c := NewConfig("amd64", DummyFrontend{})
 	equivalentCases := []struct{ f, g fun }{
 		// simple case
 		{