minux

==20053== Memcheck, a memory error detector
==20053== Copyright (C) 2002-2015, and GNU GPL'd, by Julian Seward et al.
==20053== Using Valgrind-3.11.0 and LibVEX; rerun with -h for copyright info
==20053== Command: /tmp/helloworld
==20053== 
==20053== Warning: ignored attempt to set SIGRT32 handler in sigaction();
==20053==          the SIGRT32 signal is used internally by Valgrind
==20053== Warning: client switching stacks?  SP change: 0xffefffdd8 --> 0xc42002e7d8
==20053==          to suppress, use: --max-stackframe=773647952384 or greater
==20053== Warning: client switching stacks?  SP change: 0xc42002e780 --> 0xffefffe58

minux

diff --git a/src/runtime/os_darwin.go b/src/runtime/os_darwin.go
index 1528167..edcb512 100644
--- a/src/runtime/os_darwin.go
+++ b/src/runtime/os_darwin.go
@@ -101,7 +101,8 @@ func goenvs() {
 	// but only if we're not using cgo. If we are using cgo we need
 	// to let the C pthread library install its own thread-creation callback.
 	if !iscgo {
-		if bsdthread_register() != 0 {
+		if r := bsdthread_register(); r != 0 {

minux

diff --git a/src/cmd/dist/util.go b/src/cmd/dist/util.go
index cae5d69..7acacd2 100644
--- a/src/cmd/dist/util.go
+++ b/src/cmd/dist/util.go
@@ -429,8 +429,11 @@ func main() {
 		case strings.Contains(out, "ppc64"):
 			gohostarch = "ppc64"
 		case gohostos == "darwin":
-			if strings.Contains(run("", CheckExit, "uname", "-v"), "RELEASE_ARM_") {
+			ver := run("", CheckExit, "uname", "-v")

minux

diff --git a/src/cmd/pack/pack.go b/src/cmd/pack/pack.go
index f65ae0c..90152af 100644
--- a/src/cmd/pack/pack.go
+++ b/src/cmd/pack/pack.go
@@ -426,20 +426,18 @@ func readPkgdef(file string) (data []byte, err error) {
 	// Read from file, collecting header for __.PKGDEF.
 	// The header is from the beginning of the file until a line
 	// containing just "!". The first line must begin with "go object ".
-	rbuf := bufio.NewReader(f)
 	var wbuf bytes.Buffer

minux

diff --git a/git-codereview/api.go b/git-codereview/api.go
index ac61cba..4a67f33 100644
--- a/git-codereview/api.go
+++ b/git-codereview/api.go
@@ -41,15 +41,20 @@ func loadGerritOrigin() {
 	}
 
 	// Gerrit must be set as Git's origin remote.
-	origin := getOutput("git", "config", "remote.origin.url")
+	origin := getOutput("git", "config", "remote.origin.pushurl")

minux

See https://golang.org/issue/9410
To be used with https://github.com/minux/swig/tree/go1.5.

diff --git a/src/cmd/go/build.go b/src/cmd/go/build.go
index e201f29..3ae2f86 100644
--- a/src/cmd/go/build.go
+++ b/src/cmd/go/build.go
@@ -1827,7 +1827,7 @@ func (gcToolchain) ld(b *builder, p *Package, out string, allactions []*action,
 }
 

minux

diff --git a/src/cmd/6g/gsubr.c b/src/cmd/6g/gsubr.c
index 5bd9246..dae57af 100644
--- a/src/cmd/6g/gsubr.c
+++ b/src/cmd/6g/gsubr.c
@@ -1115,6 +1115,8 @@ void
 naddr(Node *n, Addr *a, int canemitcode)
 {
        Sym *s;
+       Node *nn;
+       int64 oary[10];

minux

From 73e8a39c6f92390ffac7a2debc4f328c308a2147 Mon Sep 17 00:00:00 2001
From: Shenghou Ma <minux@golang.org>
Date: Fri, 12 Dec 2014 16:30:15 -0500
Subject: [PATCH] dashboard/builder: remove the repo export speed hack for hg

The builder will no longer generate a VERSION file, so we
can revert https://golang.org/cl/1405 once all builders
have updated.

Fixes golang/go#9296.

minux

diff --git a/src/runtime/os1_nacl.go b/src/runtime/os1_nacl.go
index 0a446c4..7b1988e 100644
--- a/src/runtime/os1_nacl.go
+++ b/src/runtime/os1_nacl.go
@@ -46,11 +46,8 @@ func crash() {
 	*(*int32)(nil) = 0
 }
 
-//go:nosplit
-func getRandomData(r []byte) {

minux

assume the patched git is in git-2.2.0/, patched fast-export is at fast-export/ (git://repo.or.cz/fast-export.git)
The conversion command line is:

mkdir target
cd target
git init
PATH=../git-2.2.0:$PATH ../fast-export/hg-fast-export.sh -r /path/to/hg/repo --hgtags # --hgtags is very important.

Caveats:
Because during the history of go, there used to exist these two files: