xpc-cancel.mm
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// RUN: %clang_tsan %s -o %t -framework Foundation
// RUN: %run %t 2>&1 | FileCheck %s
// UNSUPPORTED: ios
#import <Foundation/Foundation.h>
#import <xpc/xpc.h>
long global;
int main(int argc, const char *argv[]) {
fprintf(stderr, "Hello world.\n");
dispatch_queue_t server_q = dispatch_queue_create("server.queue", DISPATCH_QUEUE_CONCURRENT);
xpc_connection_t server_conn = xpc_connection_create(NULL, server_q);
xpc_connection_set_event_handler(server_conn, ^(xpc_object_t client) {
if (client == XPC_ERROR_CONNECTION_INTERRUPTED || client == XPC_ERROR_CONNECTION_INVALID) {
global = 43;
dispatch_async(dispatch_get_main_queue(), ^{
CFRunLoopStop(CFRunLoopGetCurrent());
});
}
});
xpc_connection_resume(server_conn);
global = 42;
xpc_connection_cancel(server_conn);
CFRunLoopRun();
fprintf(stderr, "Done.\n");
}
// CHECK: Hello world.
// CHECK-NOT: WARNING: ThreadSanitizer
// CHECK: Done.