libgo: update to Go1.12beta2

    
    Reviewed-on: https://go-review.googlesource.com/c/158019

gotools/:
	* Makefile.am (go_cmd_vet_files): Update for Go1.12beta2 release.
	(GOTOOLS_TEST_TIMEOUT): Increase to 600.
	(check-runtime): Export LD_LIBRARY_PATH before computing GOARCH
	and GOOS.
	(check-vet): Copy golang.org/x/tools into check-vet-dir.
	* Makefile.in: Regenerate.

gcc/testsuite/:
	* go.go-torture/execute/names-1.go: Stop using debug/xcoff, which
	is no longer externally visible.

From-SVN: r268084

1 files changed, 29 insertions, 29 deletions

diff --git a/libgo/go/unicode/tables.go b/libgo/go/unicode/tables.go
index dd2f70b..ce85b12 100644
--- a/libgo/go/unicode/tables.go
+++ b/libgo/go/unicode/tables.go
@@ -3380,53 +3380,53 @@ var _Zs = &RangeTable{
 
 // These variables have type *RangeTable.
 var (
-	Cc     = _Cc // Cc is the set of Unicode characters in category Cc.
-	Cf     = _Cf // Cf is the set of Unicode characters in category Cf.
-	Co     = _Co // Co is the set of Unicode characters in category Co.
-	Cs     = _Cs // Cs is the set of Unicode characters in category Cs.
+	Cc     = _Cc // Cc is the set of Unicode characters in category Cc (Other, control).
+	Cf     = _Cf // Cf is the set of Unicode characters in category Cf (Other, format).
+	Co     = _Co // Co is the set of Unicode characters in category Co (Other, private use).
+	Cs     = _Cs // Cs is the set of Unicode characters in category Cs (Other, surrogate).
 	Digit  = _Nd // Digit is the set of Unicode characters with the "decimal digit" property.
-	Nd     = _Nd // Nd is the set of Unicode characters in category Nd.
+	Nd     = _Nd // Nd is the set of Unicode characters in category Nd (Number, decimal digit).
 	Letter = _L  // Letter/L is the set of Unicode letters, category L.
 	L      = _L
-	Lm     = _Lm // Lm is the set of Unicode characters in category Lm.
-	Lo     = _Lo // Lo is the set of Unicode characters in category Lo.
+	Lm     = _Lm // Lm is the set of Unicode characters in category Lm (Letter, modifier).
+	Lo     = _Lo // Lo is the set of Unicode characters in category Lo (Letter, other).
 	Lower  = _Ll // Lower is the set of Unicode lower case letters.
-	Ll     = _Ll // Ll is the set of Unicode characters in category Ll.
+	Ll     = _Ll // Ll is the set of Unicode characters in category Ll (Letter, lowercase).
 	Mark   = _M  // Mark/M is the set of Unicode mark characters, category M.
 	M      = _M
-	Mc     = _Mc // Mc is the set of Unicode characters in category Mc.
-	Me     = _Me // Me is the set of Unicode characters in category Me.
-	Mn     = _Mn // Mn is the set of Unicode characters in category Mn.
-	Nl     = _Nl // Nl is the set of Unicode characters in category Nl.
-	No     = _No // No is the set of Unicode characters in category No.
+	Mc     = _Mc // Mc is the set of Unicode characters in category Mc (Mark, spacing combining).
+	Me     = _Me // Me is the set of Unicode characters in category Me (Mark, enclosing).
+	Mn     = _Mn // Mn is the set of Unicode characters in category Mn (Mark, nonspacing).
+	Nl     = _Nl // Nl is the set of Unicode characters in category Nl (Number, letter).
+	No     = _No // No is the set of Unicode characters in category No (Number, other).
 	Number = _N  // Number/N is the set of Unicode number characters, category N.
 	N      = _N
 	Other  = _C // Other/C is the set of Unicode control and special characters, category C.
 	C      = _C
-	Pc     = _Pc // Pc is the set of Unicode characters in category Pc.
-	Pd     = _Pd // Pd is the set of Unicode characters in category Pd.
-	Pe     = _Pe // Pe is the set of Unicode characters in category Pe.
-	Pf     = _Pf // Pf is the set of Unicode characters in category Pf.
-	Pi     = _Pi // Pi is the set of Unicode characters in category Pi.
-	Po     = _Po // Po is the set of Unicode characters in category Po.
-	Ps     = _Ps // Ps is the set of Unicode characters in category Ps.
+	Pc     = _Pc // Pc is the set of Unicode characters in category Pc (Punctuation, connector).
+	Pd     = _Pd // Pd is the set of Unicode characters in category Pd (Punctuation, dash).
+	Pe     = _Pe // Pe is the set of Unicode characters in category Pe (Punctuation, close).
+	Pf     = _Pf // Pf is the set of Unicode characters in category Pf (Punctuation, final quote).
+	Pi     = _Pi // Pi is the set of Unicode characters in category Pi (Punctuation, initial quote).
+	Po     = _Po // Po is the set of Unicode characters in category Po (Punctuation, other).
+	Ps     = _Ps // Ps is the set of Unicode characters in category Ps (Punctuation, open).
 	Punct  = _P  // Punct/P is the set of Unicode punctuation characters, category P.
 	P      = _P
-	Sc     = _Sc // Sc is the set of Unicode characters in category Sc.
-	Sk     = _Sk // Sk is the set of Unicode characters in category Sk.
-	Sm     = _Sm // Sm is the set of Unicode characters in category Sm.
-	So     = _So // So is the set of Unicode characters in category So.
+	Sc     = _Sc // Sc is the set of Unicode characters in category Sc (Symbol, currency).
+	Sk     = _Sk // Sk is the set of Unicode characters in category Sk (Symbol, modifier).
+	Sm     = _Sm // Sm is the set of Unicode characters in category Sm (Symbol, math).
+	So     = _So // So is the set of Unicode characters in category So (Symbol, other).
 	Space  = _Z  // Space/Z is the set of Unicode space characters, category Z.
 	Z      = _Z
 	Symbol = _S // Symbol/S is the set of Unicode symbol characters, category S.
 	S      = _S
 	Title  = _Lt // Title is the set of Unicode title case letters.
-	Lt     = _Lt // Lt is the set of Unicode characters in category Lt.
+	Lt     = _Lt // Lt is the set of Unicode characters in category Lt (Letter, titlecase).
 	Upper  = _Lu // Upper is the set of Unicode upper case letters.
-	Lu     = _Lu // Lu is the set of Unicode characters in category Lu.
-	Zl     = _Zl // Zl is the set of Unicode characters in category Zl.
-	Zp     = _Zp // Zp is the set of Unicode characters in category Zp.
-	Zs     = _Zs // Zs is the set of Unicode characters in category Zs.
+	Lu     = _Lu // Lu is the set of Unicode characters in category Lu (Letter, uppercase).
+	Zl     = _Zl // Zl is the set of Unicode characters in category Zl (Separator, line).
+	Zp     = _Zp // Zp is the set of Unicode characters in category Zp (Separator, paragraph).
+	Zs     = _Zs // Zs is the set of Unicode characters in category Zs (Separator, space).
 )
 
 // Generated by running