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36 lines
862 B
36 lines
862 B
// RUN: %clangxx_tsan -O1 %s -o %t && %deflake %run %t | FileCheck %s
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#include "java.h"
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jptr varaddr;
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jptr varaddr2;
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void *Thread(void *p) {
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barrier_wait(&barrier);
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*(int*)varaddr2 = 42;
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return 0;
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}
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int main() {
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barrier_init(&barrier, 2);
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int const kHeapSize = 1024 * 1024;
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jptr jheap = (jptr)malloc(kHeapSize + 8) + 8;
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__tsan_java_init(jheap, kHeapSize);
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const int kBlockSize = 64;
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int const kMove = 1024;
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__tsan_java_alloc(jheap, kBlockSize);
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varaddr = jheap + 16;
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varaddr2 = varaddr + kMove;
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pthread_t th;
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pthread_create(&th, 0, Thread, 0);
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*(int*)varaddr = 43;
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__tsan_java_move(varaddr, varaddr2, kBlockSize);
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barrier_wait(&barrier);
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pthread_join(th, 0);
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__tsan_java_free(varaddr2, kBlockSize);
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fprintf(stderr, "DONE\n");
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return __tsan_java_fini();
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}
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// CHECK: WARNING: ThreadSanitizer: data race
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// CHECK: DONE
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