cmd/compile: update and reenable Formats test

Change-Id: I9c0da13d21551dbf766156472224370ab9badfe9
Reviewed-on: https://go-review.googlesource.com/28778
Run-TryBot: Robert Griesemer <gri@golang.org>
Reviewed-by: Matthew Dempsky <mdempsky@google.com>

diff --git a/src/cmd/compile/internal/gc/fmt_test.go b/src/cmd/compile/internal/gc/fmt_test.go
index 8ec4b67c77861c3e0bdd12b139112a0edbbffc41..06026ac153c4f1cda6d7619d7c9d360051069468 100644 (file)
--- a/src/cmd/compile/internal/gc/fmt_test.go
+++ b/src/cmd/compile/internal/gc/fmt_test.go
@@ -66,8 +66,6 @@ type CallSite struct {
 }
 
 func TestFormats(t *testing.T) {
-       return // temporarily disabled
-
        testenv.MustHaveGoBuild(t) // more restrictive than necessary, but that's ok
 
        // determine .go files
@@ -479,12 +477,33 @@ var formatMapping = map[string]string{
        "*Field %v":                          "",
        "*Mpflt %v":                          "",
        "*Mpint %v":                          "",
+       "*Node %#v":                          "",
+       "*Node %+1v":                         "",
+       "*Node %+v":                          "",
+       "*Node %0j":                          "",
+       "*Node %1v":                          "",
+       "*Node %2v":                          "",
+       "*Node %j":                           "",
        "*Node %p":                           "",
        "*Node %s":                           "",
        "*Node %v":                           "",
+       "*Sym % v":                           "",
+       "*Sym %+v":                           "",
+       "*Sym %-v":                           "",
+       "*Sym %01v":                          "",
+       "*Sym %1v":                           "",
        "*Sym %p":                            "",
        "*Sym %s":                            "",
        "*Sym %v":                            "",
+       "*Type % -v":                         "",
+       "*Type %#v":                          "",
+       "*Type %+v":                          "",
+       "*Type %- v":                         "",
+       "*Type %-1v":                         "",
+       "*Type %-v":                          "",
+       "*Type %01v":                         "",
+       "*Type %1v":                          "",
+       "*Type %2v":                          "",
        "*Type %p":                           "",
        "*Type %s":                           "",
        "*Type %v":                           "",
@@ -505,11 +524,17 @@ var formatMapping = map[string]string{
        "EType %v":                           "",
        "Level %d":                           "",
        "Level %v":                           "",
+       "Nodes %#s":                          "",
+       "Nodes %#v":                          "",
+       "Nodes %+v":                          "",
+       "Nodes %.v":                          "",
        "Nodes %v":                           "",
        "Op %#v":                             "",
        "Op %d":                              "",
        "Op %s":                              "",
        "Op %v":                              "",
+       "Val %#v":                            "",
+       "Val %s":                             "",
        "Val %v":                             "",
        "[16]byte %x":                        "",
        "[]*Node %v":                         "",