)

// PrintStack prints to standard error the stack trace returned by runtime.Stack.
func PrintStack() {
	os.Stderr.Write(Stack())
}

// Stack returns a formatted stack trace of the goroutine that calls it.
// It calls [runtime.Stack] with a large enough buffer to capture the entire trace.
func Stack() []byte {
	buf := make([]byte, 1024)
	for {
		n := runtime.Stack(buf, false)
		if n < len(buf) {
			return buf[:n]
		}

// A StackRecord describes a single execution stack.
type StackRecord struct {
	Stack0 [32]uintptr // stack trace for this record; ends at first 0 entry
}

// Stack returns the stack trace associated with the record,
// a prefix of r.Stack0.
func (r *StackRecord) Stack() []uintptr {
	for i, v := range r.Stack0 {
		if v == 0 {
			return r.Stack0[0:i]
		}
	}
	return r.Stack0[0:]
}

John Howard <******@****.***> 1710626582 -0700

// Copyright 2016 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

/*
 * Initialize g->stacklo.
 */
extern void _cgo_set_stacklo(G *, uintptr *);

/*
 * Call pthread_create, retrying on EAGAIN.
 */
extern int _cgo_try_pthread_create(pthread_t*, const pthread_attr_t*, void* (*)(void*), void*);

/*

	// by a more efficient mechanism
	stacks []stack
}

type stack struct {
	pcs     []uintptr
	counter *Counter
}

func NewStack(name string, depth int) *StackCounter {
	return &StackCounter{name: name, depth: depth, file: &defaultFile}
}

// Inc increments a stack counter. It computes the caller's stack and
// looks up the corresponding counter. It then increments that counter,

	"signal.signal_recv",
	"sigterm.handler",
	"runtime_mcall",
	"goroutine in C code",
}

// Identify whether the stack trace entry is part of ignoredStackFn .
func isIgnoredStackFn(stack string) (ok bool) {
	ok = true
	for _, stackFn := range ignoredStackFns {
		if !strings.Contains(stack, stackFn) {
			ok = false
			continue
		}
		break
	}
	return ok
}

apiVersion: release-notes/v2
kind: feature
area: installation
releaseNotes:
- |

                if (AbstractBuildExperimentRunner.isProfilingActive()) {
                    def stacks = differentialStacksGenerator.generateDifferentialStacks(outputDirSelector.outputDirFor(results.testId))
                    flameGraphGenerator.generateDifferentialGraphs(stacks)
                }
            }

            @Override
            void close() throws IOException {
            }
        })

	Name     string
	Versions []string        // versions present in a counterconfig
	Counters []CounterConfig `json:",omitempty"`
	Stacks   []CounterConfig `json:",omitempty"`
}

type CounterConfig struct {
	Name  string
	Rate  float64 // If X <= Rate, report this counter
	Depth int     `json:",omitempty"` // for stack counters
}

// A Report is what's uploaded (or saved locally)
type Report struct {

ProcStatus dt=1 p=0 pstatus=1
GoStatus dt=1 g=1 m=0 gstatus=2
GoStop dt=1 reason_string=1 stack=0
EventBatch gen=1 m=1 time=0 size=12
ProcStatus dt=1 p=1 pstatus=1
GoStart dt=1 g=1 g_seq=1
GoStop dt=1 reason_string=1 stack=0
EventBatch gen=1 m=18446744073709551615 time=0 size=5
Frequency freq=15625000
EventBatch gen=1 m=18446744073709551615 time=0 size=1
Stacks
EventBatch gen=1 m=18446744073709551615 time=0 size=12
Strings
String id=1