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-rw-r--r--test/tsan/java_race_pc.cc36
1 files changed, 36 insertions, 0 deletions
diff --git a/test/tsan/java_race_pc.cc b/test/tsan/java_race_pc.cc
new file mode 100644
index 000000000000..015a0b1f43c6
--- /dev/null
+++ b/test/tsan/java_race_pc.cc
@@ -0,0 +1,36 @@
+// RUN: %clangxx_tsan -O1 %s -o %t && %deflake %run %t | FileCheck %s
+#include "java.h"
+
+void foobar() {
+}
+
+void barbaz() {
+}
+
+void *Thread(void *p) {
+ barrier_wait(&barrier);
+ __tsan_read1_pc((jptr)p, (jptr)foobar + 1);
+ return 0;
+}
+
+int main() {
+ barrier_init(&barrier, 2);
+ int const kHeapSize = 1024 * 1024;
+ jptr jheap = (jptr)malloc(kHeapSize + 8) + 8;
+ __tsan_java_init(jheap, kHeapSize);
+ const int kBlockSize = 16;
+ __tsan_java_alloc(jheap, kBlockSize);
+ pthread_t th;
+ pthread_create(&th, 0, Thread, (void*)jheap);
+ __tsan_write1_pc((jptr)jheap, (jptr)barbaz + 1);
+ barrier_wait(&barrier);
+ pthread_join(th, 0);
+ __tsan_java_free(jheap, kBlockSize);
+ fprintf(stderr, "DONE\n");
+ return __tsan_java_fini();
+}
+
+// CHECK: WARNING: ThreadSanitizer: data race
+// CHECK: #0 foobar
+// CHECK: #0 barbaz
+// CHECK: DONE