From: Russ Cox <rsc@golang.org>
Date: Wed, 23 Dec 2020 04:46:07 +0000 (-0500)
Subject: [dev.regabi] cmd/compile: do not die in early base.FlushErrors
X-Git-Tag: go1.17beta1~1539^2~264
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=69cf39089f3e5e6e5356c90c1bd8f30f76658bd0;p=gostls13.git

[dev.regabi] cmd/compile: do not die in early base.FlushErrors

Change-Id: I72bac8a85db14494298059f8efddc5cbbf45f7ca
Reviewed-on: https://go-review.googlesource.com/c/go/+/279214
Trust: Russ Cox <rsc@golang.org>
Run-TryBot: Russ Cox <rsc@golang.org>
Reviewed-by: Matthew Dempsky <mdempsky@google.com>
---

diff --git a/src/cmd/compile/internal/base/print.go b/src/cmd/compile/internal/base/print.go
index 6831b3ada3..ac7333ca4e 100644
--- a/src/cmd/compile/internal/base/print.go
+++ b/src/cmd/compile/internal/base/print.go
@@ -73,7 +73,9 @@ func (x byPos) Swap(i, j int)      { x[i], x[j] = x[j], x[i] }
 // FlushErrors sorts errors seen so far by line number, prints them to stdout,
 // and empties the errors array.
 func FlushErrors() {
-	Ctxt.Bso.Flush()
+	if Ctxt != nil && Ctxt.Bso != nil {
+		Ctxt.Bso.Flush()
+	}
 	if len(errorMsgs) == 0 {
 		return
 	}