[Sanitizer] Add rudimentary support for wide-character strings to scanf/printf interc...
[blocksruntime.git] / test / tsan / java_alloc.cc
blob4dbce70c31eb59d662e7affc88e64833bf9adc35
1 // RUN: %clangxx_tsan -O1 %s -o %t && %t 2>&1 | FileCheck %s
2 #include "java.h"
4 int const kHeapSize = 1024 * 1024;
6 void stress(jptr addr) {
7 for (jptr sz = 8; sz <= 32; sz <<= 1) {
8 for (jptr i = 0; i < kHeapSize / 4 / sz; i++) {
9 __tsan_java_alloc(addr + i * sz, sz);
11 __tsan_java_move(addr, addr + kHeapSize / 2, kHeapSize / 4);
12 __tsan_java_free(addr + kHeapSize / 2, kHeapSize / 4);
16 void *Thread(void *p) {
17 stress((jptr)p);
18 return 0;
21 int main() {
22 jptr jheap = (jptr)malloc(kHeapSize);
23 __tsan_java_init(jheap, kHeapSize);
24 pthread_t th;
25 pthread_create(&th, 0, Thread, (void*)(jheap + kHeapSize / 4));
26 stress(jheap);
27 pthread_join(th, 0);
28 printf("OK\n");
29 return __tsan_java_fini();
32 // CHECK-NOT: WARNING: ThreadSanitizer: data race