From: Russ Cox <rsc@golang.org>
Date: Thu, 27 Oct 2016 16:43:37 +0000 (-0400)
Subject: runtime: print sigcode on signal crash
X-Git-Tag: go1.8beta1~557
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=09692182fa79fcaf89aa08ccf74ad74562ccba04;p=gostls13.git

runtime: print sigcode on signal crash

For #17496.

Change-Id: I671a59581c54d17bc272767eeb7b2742b54eca38
Reviewed-on: https://go-review.googlesource.com/32183
Run-TryBot: Russ Cox <rsc@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
---

diff --git a/src/runtime/signal_sighandler.go b/src/runtime/signal_sighandler.go
index 8f12011ba8..5af12d7b2f 100644
--- a/src/runtime/signal_sighandler.go
+++ b/src/runtime/signal_sighandler.go
@@ -87,7 +87,7 @@ func sighandler(sig uint32, info *siginfo, ctxt unsafe.Pointer, gp *g) {
 		print("Signal ", sig, "\n")
 	}
 
-	print("PC=", hex(c.sigpc()), " m=", _g_.m.id, "\n")
+	print("PC=", hex(c.sigpc()), " m=", _g_.m.id, " sigcode=", c.sigcode(), "\n")
 	if _g_.m.lockedg != nil && _g_.m.ncgo > 0 && gp == _g_.m.g0 {
 		print("signal arrived during cgo execution\n")
 		gp = _g_.m.lockedg