// TSAN library was not keeping track of whether signals should be
// delivered on the alternate signal stack, and the Go signal handler
// was not preserving callee-saved registers from C callers.

/*
#cgo CFLAGS: -g -fsanitize=thread
#cgo LDFLAGS: -g -fsanitize=thread

#include <stdlib.h>
#include <sys/time.h>

void spin() {
	size_t n;
	struct timeval tvstart, tvnow;
	int diff;
	void *prev = NULL, *cur;

// Copyright 2018 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.

//go:build darwin

package issue24161e2

/*
#cgo CFLAGS: -x objective-c
#cgo LDFLAGS: -framework CoreFoundation -framework Security
#include <TargetConditionals.h>
#include <CoreFoundation/CoreFoundation.h>
#include <Security/Security.h>

//go:build !android

// Test that pthread_cancel works as expected
// (NPTL uses SIGRTMIN to implement thread cancellation)
// See https://golang.org/issue/6997
package cgotest

/*
#cgo CFLAGS: -pthread
#cgo LDFLAGS: -pthread
extern int StartThread();
extern int CancelThread();
*/
import "C"

import (
	"testing"
	"time"
)

func test6997(t *testing.T) {
	r := C.StartThread()

// license that can be found in the LICENSE file.

package main

// Check that writes to Go allocated memory, with Go synchronization,
// do not look like a race.

/*
#cgo CFLAGS: -fsanitize=thread
#cgo LDFLAGS: -fsanitize=thread

void f(char *p) {
	*p = 1;
}
*/
import "C"

import (
	"runtime"
	"sync"
)

func main() {
	var wg sync.WaitGroup

// run for an arbitrarily long time without triggering the libc interceptors.
// See https://golang.org/issue/18717.

import (
	"os"
	"os/signal"
	"syscall"
)

/*
#cgo CFLAGS: -g -fsanitize=thread
#cgo LDFLAGS: -g -fsanitize=thread

#include <signal.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

static void raise_usr2(int signo) {
	raise(SIGUSR2);
}

	}
	return args
}

// CFlags returns the flags to use when invoking the C, C++ or Fortran compilers, or cgo.
func (b *Builder) CFlags(p *load.Package) (cppflags, cflags, cxxflags, fflags, ldflags []string, err error) {
	if cppflags, err = buildFlags("CPPFLAGS", "", p.CgoCPPFLAGS, checkCompilerFlags); err != nil {
		return
	}
	if cflags, err = buildFlags("CFLAGS", DefaultCFlags, p.CgoCFLAGS, checkCompilerFlags); err != nil {

// license that can be found in the LICENSE file.

package main

// Check that calls to C.malloc/C.free do not collide with the calls
// made by the os/user package.

// #cgo CFLAGS: -fsanitize=thread
// #cgo LDFLAGS: -fsanitize=thread
// #include <stdlib.h>
import "C"

import (
	"fmt"
	"os"
	"os/user"
	"runtime"
	"sync"
)

func main() {
	u, err := user.Current()

#cgo aix LDFLAGS: -Wl,-berok
#cgo solaris LDFLAGS: -lxnet
#cgo solaris LDFLAGS: -lsocket

// Use -fno-stack-protector to avoid problems locating the
// proper support functions. See issues #52919, #54313, #58385.
#cgo CFLAGS: -Wall -Werror -fno-stack-protector

#cgo solaris CPPFLAGS: -D_POSIX_PTHREAD_SEMANTICS

*/
import "C"

import "runtime/internal/sys"

// Incomplete is used specifically for the semantics of incomplete C types.

package main

// This program failed when run under the C/C++ ThreadSanitizer.  The TSAN
// sigaction function interceptor returned SIG_DFL instead of the Go runtime's
// handler in registerSegvForwarder.

/*
#cgo CFLAGS: -fsanitize=thread
#cgo LDFLAGS: -fsanitize=thread

#include <signal.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

struct sigaction prev_sa;

        String getCFlags()
        void setCFlags(String cflags)
    }

    def "extraction of double uppercase char first getter like getCFlags() is javabeans compliant"() {
        when:
        def schema = store.getSchema(HasDoubleCapsStartingGetter)

        then:
        schema instanceof ManagedImplSchema
        def cflags = schema.properties[0]
        assert cflags instanceof ModelProperty