runtime: move built-in print routines to go.

Fixes #8297

LGTM=bradfitz
R=golang-codereviews, bradfitz, khr, dave, dvyukov
CC=golang-codereviews
https://golang.org/cl/119240043

1 files changed, 42 insertions, 0 deletions

diff --git a/test/print.go b/test/print.go
new file mode 100644
index 0000000000..466e19f1bf
--- /dev/null
+++ b/test/print.go
@@ -0,0 +1,42 @@
+// cmpout
+
+// Copyright 2014 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Test internal print routines that are generated
+// by the print builtin.  This test is not exhaustive,
+// we're just checking that the formatting is correct.
+
+package main
+
+func main() {
+	println((interface{})(nil)) // printeface
+	println((interface {        // printiface
+		f()
+	})(nil))
+	println((map[int]int)(nil)) // printpointer
+	println(([]int)(nil))       // printslice
+	println(int64(-7))          // printint
+	println(uint64(7))          // printuint
+	println(8.0)                // printfloat
+	println(complex(9.0, 10.0)) // printcomplex
+	println(true)               // printbool
+	println(false)              // printbool
+	println("hello")            // printstring
+	println("one", "two")       // printsp
+
+	// test goprintf
+	defer println((interface{})(nil))
+	defer println((interface{f()})(nil))
+	defer println((map[int]int)(nil))
+	defer println(([]int)(nil))
+	defer println(int64(-11))
+	defer println(uint64(12))
+	defer println(13.0)
+	defer println(complex(14.0, 15.0))
+	defer println(true)
+	defer println(false)
+	defer println("hello")
+	defer println("one", "two")
+}