b.pb.int64Opt(tagLabel_Key, b.stringIndex(key))
	b.pb.int64Opt(tagLabel_Str, b.stringIndex(str))
	b.pb.int64Opt(tagLabel_Num, num)
	b.pb.endMessage(tag, start)
}

// pbLine encodes a Line message to b.pb.
func (b *profileBuilder) pbLine(tag int, funcID uint64, line int64) {
	start := b.pb.startMessage()
	b.pb.uint64Opt(tagLine_FunctionID, funcID)
	b.pb.int64Opt(tagLine_Line, line)
	b.pb.endMessage(tag, start)
}

		t.Fatal(err)
	}
	defer file.close()

	lineno := 1
	byteno := 0
	for {
		bline, berr := br.ReadString('\n')
		if n := len(bline); n > 0 {
			bline = bline[0 : n-1]
		}
		line, ok := file.readLine()
		if (berr != nil) != !ok || bline != line {
			t.Fatalf("%s:%d (#%d)\nbufio => %q, %v\nnet => %q, %v", filename, lineno, byteno, bline, berr, line, ok)
		}
		if !ok {
			break
		}
		lineno++
		byteno += len(line) + 1

	pname := p.RelFilename()
	qname := q.RelFilename()
	switch {
	case pname < qname:
		return -1
	case pname > qname:
		return +1
	}

	pline := p.Line()
	qline := q.Line()
	switch {
	case pline < qline:
		return -1
	case pline > qline:
		return +1
	}

	pcol := p.Col()
	qcol := q.Col()
	switch {
	case pcol < qcol:
		return -1
	case pcol > qcol:
		return +1
	}

				pcfileSym = a.Sym()
			case goobj.AuxPcline:
				pclineSym = a.Sym()
			}
		}
		if pcfileSym.IsZero() || pclineSym.IsZero() {
			continue
		}
		pcline := getSymData(pclineSym)
		line := int(pcValue(pcline, pc-addr, f.arch))
		pcfile := getSymData(pcfileSym)
		fileID := pcValue(pcfile, pc-addr, f.arch)
		fileName := r.File(int(fileID))
		// Note: we provide only the name in the Func structure.

			w.aux1(goobj.AuxPcsp, fn.Pcln.Pcsp)
		}
		if fn.Pcln.Pcfile != nil && fn.Pcln.Pcfile.Size != 0 {
			w.aux1(goobj.AuxPcfile, fn.Pcln.Pcfile)
		}
		if fn.Pcln.Pcline != nil && fn.Pcln.Pcline.Size != 0 {
			w.aux1(goobj.AuxPcline, fn.Pcln.Pcline)
		}
		if fn.Pcln.Pcinline != nil && fn.Pcln.Pcinline.Size != 0 {
			w.aux1(goobj.AuxPcinline, fn.Pcln.Pcinline)
		}

			size += datSize
			seen[pcSym] = struct{}{}
		}
	}
	var pcsp, pcline, pcfile, pcinline loader.Sym
	var pcdata []loader.Sym
	for _, s := range funcs {
		fi := ldr.FuncInfo(s)
		if !fi.Valid() {
			continue
		}
		fi.Preload()
		pcsp, pcfile, pcline, pcinline, pcdata = ldr.PcdataAuxs(s, pcdata)

		pcSyms := []loader.Sym{pcsp, pcfile, pcline}
		for _, pcSym := range pcSyms {
			saveOffset(pcSym)
		}

	pcln.Funcdata = make([]*LSym, nfuncdata)

	pcln.Pcsp = funcpctab(ctxt, cursym, "pctospadj", pctospadj, nil)
	pcln.Pcfile = funcpctab(ctxt, cursym, "pctofile", pctofileline, pcln)
	pcln.Pcline = funcpctab(ctxt, cursym, "pctoline", pctofileline, nil)

	// Check that all the Progs used as inline markers are still reachable.
	// See issue #40473.
	fn := cursym.Func()

					fnNoNil(v.dwarfInfoSym)
				}
			}
			if flag&traversePcdata != 0 && s.Type == objabi.STEXT {
				fi := s.Func().Pcln
				fnNoNil(fi.Pcsp)
				fnNoNil(fi.Pcfile)
				fnNoNil(fi.Pcline)
				fnNoNil(fi.Pcinline)
				for _, d := range fi.Pcdata {
					fnNoNil(d)
				}
			}
		}
	}
}

	// Arrays of properties needed for paired bracket evaluation in N0
	pairTypes  []bracketType // paired Bracket types for paragraph
	pairValues []rune        // rune for opening bracket or pbOpen and pbClose; 0 for pbNone

	embeddingLevel level // default: = implicitLevel;

	// at the paragraph levels
	resultTypes  []Class
	resultLevels []level

	// Index of matching PDI for isolate initiator characters. For other

func (*LSym) CanBeAnSSASym() {}
func (*LSym) CanBeAnSSAAux() {}

type Pcln struct {
	// Aux symbols for pcln
	Pcsp      *LSym
	Pcfile    *LSym
	Pcline    *LSym
	Pcinline  *LSym
	Pcdata    []*LSym
	Funcdata  []*LSym
	UsedFiles map[goobj.CUFileIndex]struct{} // file indices used while generating pcfile