[dev.cc] test: disable syntax error tests

These don't work with the new compiler, because the
new compiler doesn't have the custom syntax errors
that I built for the old compiler. It will, just not yet.
(Issue #9968.)

Change-Id: I658f7dab2c7f855340a501f9ae4479c097b28cd3
Reviewed-on: https://go-review.googlesource.com/5632Reviewed-by: Rob Pike <r@golang.org>

test/fixedbugs/bug121.go

+// skip
+// TODO(rsc): Reenable. See issue 9968.
+
 // errorcheck
 
 // Copyright 2009 The Go Authors. All rights reserved.

test/fixedbugs/bug349.go

+// skip
+// TODO(rsc): Reenable. See issue 9968.
+
 // errorcheck
 
 // Copyright 2011 The Go Authors.  All rights reserved.

test/fixedbugs/bug388.go

+// skip
+// TODO(rsc): Reenable. See issue 9968.
+
 // errorcheck
 
 // Copyright 2011 The Go Authors.  All rights reserved.

test/fixedbugs/bug435.go

+// skip
+// TODO(rsc): Reenable. See issue 9968.
+
 // errorcheck
 
 // Copyright 2012 The Go Authors.  All rights reserved.

test/fixedbugs/issue4468.go

+// skip
+// TODO(rsc): Reenable. See issue 9968.
+
 // errorcheck
 
 // Copyright 2012 The Go Authors.  All rights reserved.

test/run.go

@@ -50,7 +50,8 @@ var (
 
 	// dirs are the directories to look for *.go files in.
 	// TODO(bradfitz): just use all directories?
-	dirs = []string{".", "ken", "chan", "interface", "syntax", "dwarf", "fixedbugs", "bugs"}
+	// TODO(rsc): Put syntax back. See issue 9968.
+	dirs = []string{".", "ken", "chan", "interface", "dwarf", "fixedbugs", "bugs"}
 
 	// ratec controls the max number of tests running at a time.
 	ratec chan bool