//
//	$ go build
//	# fmt
//	/usr/gopher/go/src/fmt/print.go:1090: undefined: asdf
//	$
//
// reportCmd also replaces references to the work directory with $WORK, replaces
// cgo file paths with the original file path, and replaces cgo-mangled names
// with "C.name".
//
// desc is optional. If "", a.Package.Desc() is used.
//
// dir is optional. If "", a.Package.Dir is used.

	}

	// Set the controlling TTY to Ctty
	if sys.Setctty {
		_, _, err1 = RawSyscall(SYS_IOCTL, uintptr(sys.Ctty), uintptr(TIOCSCTTY), 1)
		if err1 != 0 {
			goto childerror
		}
	}

	// Restore original rlimit.
	if rlim != nil {
		rawSetrlimit(RLIMIT_NOFILE, rlim)
	}

	// Enable tracing if requested.
	// Do this right before exec so that we don't unnecessarily trace the runtime

// It is up to fn to arrange for that later execution, typically by recording
// g in a data structure, causing something to call ready(g) later.
// mcall returns to the original goroutine g later, when g has been rescheduled.
// fn must not return at all; typically it ends by calling schedule, to let the m
// run other goroutines.
//
// mcall can only be called from g stacks (not g0, not gsignal).

type Context struct {
	mu        sync.Mutex
	typeMap   map[string][]ctxtEntry // type hash -> instances entries
	nextID    int                    // next unique ID
	originIDs map[Type]int           // origin type -> unique ID
}

type ctxtEntry struct {
	orig     Type
	targs    []Type
	instance Type // = orig[targs]
}

// NewContext creates a new Context.
func NewContext() *Context {
	return &Context{

	for _, data := range fsRedirectTestData {
		res, err := ts.Client().Get(ts.URL + data.original)
		if err != nil {
			t.Fatal(err)
		}
		res.Body.Close()
		if g, e := res.Request.URL.Path, data.redirect; g != e {
			t.Errorf("redirect from %s: got %s, want %s", data.original, g, e)
		}
	}
}

type testFileSystem struct {
	open func(name string) (File, error)
}

	if level > 0 {
		goroutineheader(gp)
		tracebacktrap(c.sigpc(), c.sigsp(), c.siglr(), gp)
		if crashing.Load() > 0 && gp != mp.curg && mp.curg != nil && readgstatus(mp.curg)&^_Gscan == _Grunning {
			// tracebackothers on original m skipped this one; trace it now.
			goroutineheader(mp.curg)
			traceback(^uintptr(0), ^uintptr(0), 0, mp.curg)
		} else if crashing.Load() == 0 {
			tracebackothers(gp)
			print("\n")
		}
		dumpregs(c)

		}
		o1 = AOP_MD(c.opirr(p.As), uint32(p.To.Reg), uint32(p.Reg), sh, a)

	case 30: /* rldimi $sh,s,$mask,a */
		sh := uint32(c.regoff(&p.From))
		d := c.vregoff(p.GetFrom3())

		// Original opcodes had mask operands which had to be converted to a shift count as expected by
		// the ppc64 asm.
		switch p.As {
		case ARLDMI, ARLDMICC:
			mb, me, valid := decodeMask64(d)
			if me != (63-sh) || !valid {

// Closing l does not affect f, and closing f does not affect l.
//
// The returned os.File's file descriptor is different from the
// connection's. Attempting to change properties of the original
// using this duplicate may or may not have the desired effect.
func (l *TCPListener) File() (f *os.File, err error) {
	if !l.ok() {
		return nil, syscall.EINVAL
	}
	f, err = l.file()
	if err != nil {

					if fnDecl, ok := decl.(*ast.FuncDecl); ok {
						if fn, ok := info.Defs[fnDecl.Name].(*types.Func); ok {
							fnDecls[fn] = fnDecl
						}
					}
				}
			}
		}
		// TODO: set f = f.Origin() here.
		return fnDecls[f]
	}
}

// isMethodNamed returns true if f is a method defined
// in package with the path pkgPath with a name in names.

				if nb+nb <= maxBits {
					// Double pattern until the whole uintptr is filled.
					for nb <= goarch.PtrSize*8 {
						b |= b << nb
						nb += nb
					}
					// Trim away incomplete copy of original pattern in high bits.
					// TODO(rsc): Replace with table lookup or loop on systems without divide?
					nb = maxBits / npattern * npattern
					b &= 1<<nb - 1
					pattern = b
					npattern = nb
				}