pkg os (netbsd-arm64), const PathListSeparator = 58
pkg os (netbsd-arm64), const PathSeparator = 47
pkg path/filepath (netbsd-arm64-cgo), const ListSeparator = 58
pkg path/filepath (netbsd-arm64-cgo), const Separator = 47
pkg path/filepath (netbsd-arm64), const ListSeparator = 58
pkg path/filepath (netbsd-arm64), const Separator = 47
pkg reflect, method (Value) IsZero() bool

pkg syscall (freebsd-386-cgo), type RawSockaddrUnix struct, Family uint8
pkg syscall (freebsd-386-cgo), type RawSockaddrUnix struct, Len uint8
pkg syscall (freebsd-386-cgo), type RawSockaddrUnix struct, Path [104]int8
pkg syscall (freebsd-386-cgo), type Rlimit struct
pkg syscall (freebsd-386-cgo), type Rlimit struct, Cur int64
pkg syscall (freebsd-386-cgo), type Rlimit struct, Max int64

pkg os (freebsd-arm64-cgo), const PathListSeparator = 58
pkg os (freebsd-arm64-cgo), const PathSeparator = 47
pkg path/filepath (freebsd-arm64), const ListSeparator = 58
pkg path/filepath (freebsd-arm64), const Separator = 47
pkg path/filepath (freebsd-arm64-cgo), const ListSeparator = 58
pkg path/filepath (freebsd-arm64-cgo), const Separator = 47
pkg runtime (freebsd-arm64), const GOARCH = "arm64"

      // loadFactor is 0.75 by default. So with the calculation here we ensure that the
      // threshold is equal to ceilingPowerOfTwo(expectedSize). There is a separate code
      // path when the first operation on the new map is putAll(otherMap). There, prior to
      // https://github.com/openjdk/jdk/commit/3e393047e12147a81e2899784b943923fc34da8e, a bug

      // loadFactor is 0.75 by default. So with the calculation here we ensure that the
      // threshold is equal to ceilingPowerOfTwo(expectedSize). There is a separate code
      // path when the first operation on the new map is putAll(otherMap). There, prior to
      // https://github.com/openjdk/jdk/commit/3e393047e12147a81e2899784b943923fc34da8e, a bug

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<!--{
	"Title": "The Go Programming Language Specification",
	"Subtitle": "Language version go1.17 (Oct 15, 2021)",
	"Path": "/ref/spec"
}-->

<h2 id="Introduction">Introduction</h2>

<p>
This is the reference manual for the Go programming language as it was for
language version 1.17, in October 2021, before the introduction of generics.
It is provided for historical interest.

//
// The compiler command line is split into arguments on whitespace. Quotes
// are understood, so arguments may contain whitespace.
//
// checkGCCBaseCmd confirms that the compiler exists in PATH, returning
// an error if it does not.
func checkGCCBaseCmd() ([]string, error) {
	// Use $CC if set, since that's what the build uses.
	value := os.Getenv("CC")
	if value == "" {

<!--{
	"Title": "The Go Programming Language Specification",
	"Subtitle": "Language version go1.23 (Oct 1, 2024)",
	"Path": "/ref/spec"
}-->

<h2 id="Introduction">Introduction</h2>

<p>
This is the reference manual for the Go programming language.
The pre-Go1.18 version, without generics, can be found
<a href="/doc/go1.17_spec.html">here</a>.
For more information and other documents, see <a href="/">go.dev</a>.
</p>

<p>