void
x_cgo_callers(uintptr_t sig, void *info, void *context, void (*cgoTraceback)(struct cgoTracebackArg*), uintptr_t* cgoCallers, void (*sigtramp)(uintptr_t, void*, void*)) {
	struct cgoTracebackArg arg;

	arg.Context = 0;
	arg.SigContext = (uintptr_t)(context);
	arg.Buf = cgoCallers;
	arg.Max = 32; // must match len(runtime.cgoCallers)

#if __has_feature(memory_sanitizer)
        // This function is called directly from the signal handler.

        when:
        def fooCaller = instance.findCallerForCurrentCallIfNotIntercepted("foo", INVOKE_METHOD)
        instance.leaveCall(entryBar)

        then:
        fooCaller == null

        when:
        fooCaller = instance.findCallerForCurrentCallIfNotIntercepted("foo", INVOKE_METHOD)
        instance.leaveCall(entryFoo)

        then:
        fooCaller == "FooCallerClass"
    }

}

//export goCallbackPprof
func goCallbackPprof() {
	// No-op. We want to stress the cgocall and cgocallback internals,
	// landing as many pprof signals there as possible.
}

func CgoPprofCallback() {
	// Issue 50936 was a crash in the SIGPROF handler when the signal
	// arrived during the exitsyscall following a cgocall(back) in dropg or
	// execute, when updating mp.curg.
	//

// Copyright 2023 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 go1.21

package cgocall

import "go/types"

func setGoVersion(tc *types.Config, pkg *types.Package) {
	tc.GoVersion = pkg.GoVersion()

	"golang.org/x/tools/go/analysis/passes/atomic"
	"golang.org/x/tools/go/analysis/passes/bools"
	"golang.org/x/tools/go/analysis/passes/buildtag"
	"golang.org/x/tools/go/analysis/passes/cgocall"
	"golang.org/x/tools/go/analysis/passes/composite"
	"golang.org/x/tools/go/analysis/passes/copylock"
	"golang.org/x/tools/go/analysis/passes/defers"
	"golang.org/x/tools/go/analysis/passes/directive"

// Copyright 2023 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 !go1.21

package cgocall

import "go/types"

func setGoVersion(tc *types.Config, pkg *types.Package) {
	// no types.Package.GoVersion until Go 1.21

	"asmdecl":          true,
	"assign":           true,
	"atomic":           true,
	"bool":             true,
	"bools":            true,
	"buildtag":         true,
	"buildtags":        true,
	"cgocall":          true,
	"composites":       true,
	"copylocks":        true,
	"defers":           true,
	"directive":        true,
	"errorsas":         true,
	"framepointer":     true,
	"httpresponse":     true,

 * honored for all pthreads (by default), and this in turn with cgo
 * ensures that all Go threads launched with cgo are kept in sync for
 * these function calls.
 */

// argset_t matches runtime/cgocall.go:argset.
typedef struct {
	uintptr_t* args;
	uintptr_t retval;
} argset_t;

// libc backed posix-compliant syscalls.

#define SET_RETVAL(fn) \
  uintptr_t ret = (uintptr_t) fn ; \

	atomic           check for common mistakes using the sync/atomic package
	bools            check for common mistakes involving boolean operators
	buildtag         check //go:build and // +build directives
	cgocall          detect some violations of the cgo pointer passing rules
	composites       check for unkeyed composite literals
	copylocks        check for locks erroneously passed by value

golang.org/x/tools/go/analysis/passes/assign
golang.org/x/tools/go/analysis/passes/atomic
golang.org/x/tools/go/analysis/passes/bools
golang.org/x/tools/go/analysis/passes/buildtag
golang.org/x/tools/go/analysis/passes/cgocall
golang.org/x/tools/go/analysis/passes/composite
golang.org/x/tools/go/analysis/passes/copylock
golang.org/x/tools/go/analysis/passes/ctrlflow
golang.org/x/tools/go/analysis/passes/defers