)

var (
	symbolzRE = regexp.MustCompile(`(0x[[:xdigit:]]+)\s+(.*)`)
)

// Symbolize symbolizes profile p by parsing data returned by a symbolz
// handler. syms receives the symbolz query (hex addresses separated by '+')
// and returns the symbolz output in a string. If force is false, it will only
// symbolize locations from mappings not already marked as HasFunctions. Never

)

// Symbolizer implements the plugin.Symbolize interface.
type Symbolizer struct {
	Obj       plugin.ObjTool
	UI        plugin.UI
	Transport http.RoundTripper
}

// test taps for dependency injection
var symbolzSymbolize = symbolz.Symbolize
var localSymbolize = doLocalSymbolize
var demangleFunction = Demangle

// Symbolize attempts to symbolize profile p. First uses binutils on

// interface to the internal interface.
type internalSymbolizer struct {
	Symbolizer
}

func (s *internalSymbolizer) Symbolize(mode string, srcs plugin.MappingSources, prof *profile.Profile) error {
	isrcs := MappingSources{}
	for m, s := range srcs {
		isrcs[m] = s
	}
	return s.Symbolizer.Symbolize(mode, isrcs, prof)

)

type source struct {
	Sources   []string
	ExecName  string
	BuildID   string
	Base      []string
	DiffBase  bool
	Normalize bool

	Seconds            int
	Timeout            int
	Symbolize          string
	HTTPHostport       string
	HTTPDisableBrowser bool
	Comment            string
}

// parseFlags parses the command lines through the specified flags package

import "C"

import (
	"log"
	"os"
	"runtime"
	"runtime/pprof"
	"time"
	"unsafe"
)

func init() {
	if v := os.Getenv("SETCGOTRACEBACK"); v == "1" {
		// Collect some PCs from C-side, but don't symbolize.
		runtime.SetCgoTraceback(0, unsafe.Pointer(C.CollectCgoTraceback), nil, nil)
	}
}

func main() {
	go cpuHogGoFunction()
	go cpuHogCFunction()
	runtime.Gosched()

					continue
				}
			}

			if traceback == "Go+C" {
				// The test code was arranged to have PCs from C and
				// they are not symbolized.
				// Check no Location containing those unsymbolized PCs contains multiple lines.
				for i, loc := range prof.Location {
					if !symbolized(loc) && len(loc.Line) > 1 {

			}
		}
		pbase.Scale(-1)
		p, m, err = combineProfiles([]*profile.Profile{p, pbase}, []plugin.MappingSources{m, mbase})
		if err != nil {
			return nil, err
		}
	}

	// Symbolize the merged profile.
	if err := o.Sym.Symbolize(s.Symbolize, m, p); err != nil {
		return nil, err
	}
	p.RemoveUninteresting()
	unsourceMappings(p)

	if s.Comment != "" {
		p.Comments = append(p.Comments, s.Comment)
	}

			markbuf[0] = mark(p + i)
			if markbuf[0] == 0 {
				markbuf[0] = ' '
			}
		}
		gwrite(markbuf[:])
		val := *(*uintptr)(unsafe.Pointer(p + i))
		print(hex(val))
		print(" ")

		// Can we symbolize val?
		fn := findfunc(val)
		if fn.valid() {
			print("<", funcname(fn), "+", hex(val-fn.entry()), "> ")
		}
	}
	minhexdigits = 0
	println()
	printunlock()

// error.
type Fetcher interface {
	Fetch(src string, duration, timeout time.Duration) (*profile.Profile, string, error)
}

// A Symbolizer introduces symbol information into a profile.
type Symbolizer interface {
	Symbolize(mode string, srcs MappingSources, prof *profile.Profile) error
}

// MappingSources map each profile.Mapping to the source of the profile.

			name, path = ct[0], ct[1]
		}
		paths[name] = append(paths[name], path)
	}

	defaultPath := paths[""]
	b.llvmSymbolizer, b.llvmSymbolizerFound = chooseExe([]string{"llvm-symbolizer"}, []string{}, append(paths["llvm-symbolizer"], defaultPath...))
	b.addr2line, b.addr2lineFound = chooseExe([]string{"addr2line"}, []string{"gaddr2line"}, append(paths["addr2line"], defaultPath...))