#!/usr/bin/env bash
# Copyright 2015 The Go Authors. All rights reserved.
# Use of this source code is governed by a BSD-style
# license that can be found in the LICENSE file.

# When run as (for example)
#
#	GOOS=linux GOARCH=ppc64 bootstrap.bash
#
# this script cross-compiles a toolchain for that GOOS/GOARCH
# combination, leaving the resulting tree in ../../go-${GOOS}-${GOARCH}-bootstrap.
# That tree can be copied to a machine of the given target type

if x%GOBUILDEXIT%==x1...

L2::: Use of this source code is governed by a BSD-style
L3::: license that can be found in the LICENSE file.
L4:
L5:@echo off
L6:
L7:setlocal
L8:
L9:set GOBUILDFAIL=0
L10:
L11:go tool dist env -w -p >env.bat
L12:if errorlevel 1 goto fail
L13:call .\env.bat
L14:del env.bat
L15:echo.
L16:
L17:if exist %GOTOOLDIR%\dist.exe goto distok
L18:echo cannot find %GOTOOLDIR%\dist; nothing to clean
L19:goto fail
L20::distok
L21:
L22:"%GOBIN%\go" clean -i std
L23:"%GOBIN%\go" tool dist clean
...

		{math.MaxInt64, "0000000\x00", false},
		{math.MaxInt64, "\x80\x00\x00\x00\x7f\xff\xff\xff\xff\xff\xff\xff", true},
		{math.MinInt64, "0000000\x00", false},
		{math.MinInt64, "\xff\xff\xff\xff\x80\x00\x00\x00\x00\x00\x00\x00", true},
		{math.MaxInt64, "\x80\x7f\xff\xff\xff\xff\xff\xff\xff", true},
		{math.MinInt64, "\xff\x80\x00\x00\x00\x00\x00\x00\x00", true},
	}

may include command line options.

The cgo tool will always invoke the C compiler with the source file's
directory in the include path; i.e. -I${SRCDIR} is always implied. This
means that if a header file foo/bar.h exists both in the source
directory and also in the system include directory (or some other place
specified by a -I flag), then "#include <foo/bar.h>" will always find the

			rename(from, to, callback) { callback(enosys()); },
			rmdir(path, callback) { callback(enosys()); },
			stat(path, callback) { callback(enosys()); },
			symlink(path, link, callback) { callback(enosys()); },
			truncate(path, length, callback) { callback(enosys()); },
			unlink(path, callback) { callback(enosys()); },
			utimes(path, atime, mtime, callback) { callback(enosys()); },
		};
	}

pkg math/big, const MaxPrec ideal-int
pkg math/big, const MinExp = -2147483648
pkg math/big, const MinExp ideal-int
pkg math/big, const ToNearestAway = 1
pkg math/big, const ToNearestAway RoundingMode
pkg math/big, const ToNearestEven = 0
pkg math/big, const ToNearestEven RoundingMode
pkg math/big, const ToNegativeInf = 4
pkg math/big, const ToNegativeInf RoundingMode
pkg math/big, const ToPositiveInf = 5

			return
		}
	} else {
		path := filepath.Join("testdata", zt.Name)
		if zt.Obscured {
			tf, err := obscuretestdata.DecodeToTempFile(path)
			if err != nil {
				t.Errorf("obscuretestdata.DecodeToTempFile(%s): %v", path, err)
				return
			}
			defer os.Remove(tf)
			path = tf
		}
		var rc *ReadCloser
		rc, err = OpenReader(path)
		if err == nil {
			defer rc.Close()

<pre class="grammar">
Import declaration          Local name of Sin

import   "lib/math"         math.Sin
import m "lib/math"         m.Sin
import . "lib/math"         Sin
</pre>

<p>
An import declaration declares a dependency relation between
the importing and imported package.
It is illegal for a package to import itself, directly or indirectly,
or to directly import a package without

				if !ok || s.Path.Value != `"C"` {
					continue
				}
				sawC = true
				if s.Name != nil {
					error_(s.Path.Pos(), `cannot rename import "C"`)
				}
				cg := s.Doc
				if cg == nil && len(decl.Specs) == 1 {
					cg = decl.Doc
				}
				if cg != nil {
					if strings.ContainsAny(abspath, "\r\n") {
						// This should have been checked when the file path was first resolved,