From: Keith Randall <khr@golang.org>
Date: Tue, 28 Jan 2014 02:04:34 +0000 (-0800)
Subject: cmd/gc: liveness: don't add fallthough edge after panic
X-Git-Tag: go1.3beta1~860
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=28479f2c32479dffbdebd1e357bdebe4c718f908;p=gostls13.git

cmd/gc: liveness: don't add fallthough edge after panic

update #7205

LGTM=iant
R=golang-codereviews, iant
CC=golang-codereviews
https://golang.org/cl/50730044
---

diff --git a/src/cmd/gc/plive.c b/src/cmd/gc/plive.c
index 5c03eaad6e..4e3eadcd74 100644
--- a/src/cmd/gc/plive.c
+++ b/src/cmd/gc/plive.c
@@ -538,6 +538,7 @@ newcfg(Prog *firstp)
 			switch(bb->last->as) {
 			case AJMP:
 			case ARET:
+			case AUNDEF:
 				break;
 			default:
 				addedge(bb, bb->last->link->opt);