}
	if opts.cpu != "" {
		run = append(run, "-cpu="+opts.cpu)
	}
	if t.json {
		run = append(run, "-json")
	}

	if opts.gcflags != "" {
		build = append(build, "-gcflags=all="+opts.gcflags)
	}
	if opts.ldflags != "" {
		build = append(build, "-ldflags="+opts.ldflags)
	}
	if opts.buildmode != "" {
		build = append(build, "-buildmode="+opts.buildmode)
	}

	pkgs = opts.packages()

			cmdline := []string{"build", "-gcflags", "-S=2"}

			// Append flags, but don't override -gcflags=-S=2; add to it instead.
			for i := 0; i < len(flags); i++ {
				flag := flags[i]
				switch {
				case strings.HasPrefix(flag, "-gcflags="):
					cmdline[2] += " " + strings.TrimPrefix(flag, "-gcflags=")
				case strings.HasPrefix(flag, "--gcflags="):

// These lines set CFLAGS, CPPFLAGS, CXXFLAGS and LDFLAGS and pkg-config directives
// that affect the way cgo's C code is built.
func (ctxt *Context) saveCgo(filename string, di *Package, cg *ast.CommentGroup) error {
	text := cg.Text()
	for _, line := range strings.Split(text, "\n") {
		orig := line

		// Line is
		//	#cgo [GOOS/GOARCH...] LDFLAGS: stuff
		//
		line = strings.TrimSpace(line)

		// main branch for day-to-day work on the Go toolchain itself can
		// still have full paths for stack traces for compiler crashes and the like.
		env = append(env, "GOFLAGS=-trimpath -ldflags=-w -gcflags=cmd/...=-dwarf=false")
	}
	return env
}

var toolchain = []string{"cmd/asm", "cmd/cgo", "cmd/compile", "cmd/link", "cmd/preprofile"}

// The bootstrap command runs a build from scratch,

// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

func Fchflags(fd int, flags int) (err error) {
	_, _, e1 := syscall(abi.FuncPCABI0(libc_fchflags_trampoline), uintptr(fd), uintptr(flags), 0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}

func libc_fchflags_trampoline()

//go:cgo_import_dynamic libc_fchflags fchflags "/usr/lib/libSystem.B.dylib"

// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

func Fchflags(fd int, flags int) (err error) {
	_, _, e1 := syscall_syscall(libc_fchflags_trampoline_addr, uintptr(fd), uintptr(flags), 0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}

var libc_fchflags_trampoline_addr uintptr

//go:cgo_import_dynamic libc_fchflags fchflags "libc.so"

// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

func Fchflags(fd int, flags int) (err error) {
	_, _, e1 := syscall_syscall(libc_fchflags_trampoline_addr, uintptr(fd), uintptr(flags), 0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}

var libc_fchflags_trampoline_addr uintptr

//go:cgo_import_dynamic libc_fchflags fchflags "libc.so"

// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

func Fchflags(fd int, flags int) (err error) {
	_, _, e1 := syscall_syscall(libc_fchflags_trampoline_addr, uintptr(fd), uintptr(flags), 0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}

var libc_fchflags_trampoline_addr uintptr

//go:cgo_import_dynamic libc_fchflags fchflags "libc.so"

// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

func Fchflags(fd int, flags int) (err error) {
	_, _, e1 := syscall_syscall(libc_fchflags_trampoline_addr, uintptr(fd), uintptr(flags), 0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}

var libc_fchflags_trampoline_addr uintptr

//go:cgo_import_dynamic libc_fchflags fchflags "libc.so"

// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

func Fchflags(fd int, flags int) (err error) {
	_, _, e1 := syscall(abi.FuncPCABI0(libc_fchflags_trampoline), uintptr(fd), uintptr(flags), 0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}

func libc_fchflags_trampoline()

//go:cgo_import_dynamic libc_fchflags fchflags "/usr/lib/libSystem.B.dylib"