import (
	"bytes"
	"context"
	"fmt"
	"internal/profile"
	"log"
	"os"
	"runtime"
	"runtime/pprof"
	"runtime/trace"
	"strings"
	"time"
)

func main() {
	cpuBuf := new(bytes.Buffer)
	if err := pprof.StartCPUProfile(cpuBuf); err != nil {
		log.Fatalf("failed to start CPU profile: %v", err)
	}

	if err := trace.Start(os.Stdout); err != nil {
		log.Fatalf("failed to start tracing: %v", err)
	}

	cmd := exec.Command("go", "run", "-ldflags=-X main.tbd"+sep+"hello -X main.overwrite"+sep+"trumped -X main.nosuchsymbol"+sep+"neverseen", "linkx.go")
	var out, errbuf bytes.Buffer
	cmd.Stdout = &out
	cmd.Stderr = &errbuf
	err := cmd.Run()
	if err != nil {
		fmt.Println(errbuf.String())
		fmt.Println(out.String())
		fmt.Println(err)
		os.Exit(1)
	}

	want := "hello\nhello\nhello\ntrumped\ntrumped\ntrumped\n"

		w.varint(goid)
		w.varint(stackID)

		trace.cpuBuf[gen%2] = w.traceBuf
	}
	return !eof
}

// traceCPUFlush flushes trace.cpuBuf[gen%2]. The caller must be certain that gen
// has completed and that there are no more writers to it.
func traceCPUFlush(gen uintptr) {
	// Flush any remaining trace buffers containing CPU samples.
	if buf := trace.cpuBuf[gen%2]; buf != nil {
		systemstack(func() {

= vendor/github.com/armon/circbuf licensed under: =

The MIT License (MIT)

Copyright (c) 2013 Armon Dadgar

Permission is hereby granted, free of charge, to any person obtaining a copy of
this software and associated documentation files (the "Software"), to deal in
the Software without restriction, including without limitation the rights to
use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of

// to each filename in it.
//
//go:nosplit
func dofiles(dirfd int32, f func([]byte)) {
	dirbuf := new([dirBufSize]byte)

	var off int64 = 0
	for {
		n := pread(dirfd, unsafe.Pointer(&dirbuf[0]), int32(dirBufSize), off)
		if n <= 0 {
			return
		}
		for b := dirbuf[:n]; len(b) > 0; {
			var name []byte
			name, b = gdirname(b)
			if name == nil {
				return
			}
			f(name)
		}

            int have = doSendReceiveFragment(out, off, msg.length, inB);

            if ( have != 0 ) {
                NdrBuffer hdrBuf = new NdrBuffer(inB, 0);
                setupReceivedFragment(hdrBuf);
                hdrBuf.setIndex(0);
                msg.decode_header(hdrBuf);
            }

            NdrBuffer msgBuf;
            if ( have != 0 && !msg.isFlagSet(DCERPC_LAST_FRAG) ) {

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.gradle.internal.cc.impl.problems

import org.apache.groovy.json.internal.CharBuf
import org.gradle.api.internal.file.temp.TemporaryFileProvider
import org.gradle.internal.buildoption.InternalFlag
import org.gradle.internal.buildoption.InternalOptions
import org.gradle.internal.concurrent.ExecutorFactory

    for (int i = 0; i < PyList_GET_SIZE(py_denylist); ++i) {
      PyObject* value = PyList_GetItem(py_denylist, i);
      char* str_buf;
      Py_ssize_t length;
      if (ConvertFromPyString(value, &str_buf, &length) == -1) {
        return -1;
      }
      string_set->emplace(str_buf, length);
    }
  }
  if (PySet_Check(py_denylist)) {
    auto* tmp = PySet_New(py_denylist);
    while (PySet_GET_SIZE(tmp)) {

	ctxt.IsAsm = true
	defer ctxt.Bso.Flush()
	failed := false
	var errBuf bytes.Buffer
	parser.errorWriter = &errBuf
	ctxt.DiagFunc = func(format string, args ...interface{}) {
		failed = true
		s := fmt.Sprintf(format, args...)
		if !strings.HasSuffix(s, "\n") {
			s += "\n"
		}
		errBuf.WriteString(s)
	}
	for _, flag := range flags {
		switch flag {
		case "dynlink":

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.gradle.internal.cc.impl.problems

import org.apache.groovy.json.internal.CharBuf
import org.gradle.api.internal.DocumentationRegistry
import org.gradle.internal.configuration.problems.documentationLinkFor
import org.gradle.internal.configuration.problems.DecoratedFailure