From: Keith Randall <khr@golang.org>
Date: Thu, 3 Sep 2015 21:28:52 +0000 (-0700)
Subject: [dev.ssa] cmd/compile/internal/ssa: fix fallthrough return
X-Git-Tag: go1.7beta1~1623^2^2~211
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=d9f2cafb5050fd264777f175ceb2576d734b7360;p=gostls13.git

[dev.ssa] cmd/compile/internal/ssa: fix fallthrough return

Fallthrough return needs to be a return block before jumping
to the exit block.

Change-Id: I994de2064da5c326c9cade2c33cbb15bdbce5acb
Reviewed-on: https://go-review.googlesource.com/14256
Reviewed-by: Josh Bleecher Snyder <josharian@gmail.com>
---

diff --git a/src/cmd/compile/internal/gc/ssa.go b/src/cmd/compile/internal/gc/ssa.go
index f0cad90d40..c2ad49e954 100644
--- a/src/cmd/compile/internal/gc/ssa.go
+++ b/src/cmd/compile/internal/gc/ssa.go
@@ -114,6 +114,7 @@ func buildssa(fn *Node) (ssafn *ssa.Func, usessa bool) {
 
 	// fallthrough to exit
 	if b := s.endBlock(); b != nil {
+		b.Kind = ssa.BlockRet
 		b.AddEdgeTo(s.exit)
 	}