| 1 | // RUN: %clang_tsan %s -o %t -framework Foundation |
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| 2 | // RUN: %run %t 2>&1 | FileCheck %s |
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| 3 | |
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| 4 | // UNSUPPORTED: ios |
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| 5 | |
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| 6 | #import <Foundation/Foundation.h> |
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| 7 | #import <xpc/xpc.h> |
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| 8 | |
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| 9 | long global; |
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| 10 | |
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| 11 | int main(int argc, const char *argv[]) { |
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| 12 | fprintf(stderr, "Hello world.\n" ); |
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| 13 | |
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| 14 | dispatch_queue_t server_q = dispatch_queue_create("server.queue" , DISPATCH_QUEUE_CONCURRENT); |
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| 15 | xpc_connection_t server_conn = xpc_connection_create(NULL, server_q); |
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| 16 | |
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| 17 | xpc_connection_set_event_handler(server_conn, ^(xpc_object_t client) { |
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| 18 | if (client == XPC_ERROR_CONNECTION_INTERRUPTED || client == XPC_ERROR_CONNECTION_INVALID) { |
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| 19 | global = 43; |
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| 20 | |
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| 21 | dispatch_async(dispatch_get_main_queue(), ^{ |
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| 22 | CFRunLoopStop(CFRunLoopGetCurrent()); |
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| 23 | }); |
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| 24 | } |
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| 25 | }); |
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| 26 | xpc_connection_resume(server_conn); |
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| 27 | |
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| 28 | global = 42; |
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| 29 | |
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| 30 | xpc_connection_cancel(server_conn); |
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| 31 | |
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| 32 | CFRunLoopRun(); |
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| 33 | |
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| 34 | fprintf(stderr, "Done.\n" ); |
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| 35 | } |
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| 36 | |
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| 37 | // CHECK: Hello world. |
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| 38 | // CHECK-NOT: WARNING: ThreadSanitizer |
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| 39 | // CHECK: Done. |
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| 40 | |
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