| // RUN: %clang_tsan -O1 %s -o %t && %run %t 2>&1 | FileCheck %s | |
| #include <stdint.h> | |
| #include <stdio.h> | |
| #include <sys/mman.h> | |
| int main() { | |
| const size_t kLog2Size = 40; | |
| const uintptr_t kLocation = 0x40ULL << kLog2Size; | |
| void *p = mmap( | |
| reinterpret_cast<void*>(kLocation), | |
| 1ULL << kLog2Size, | |
| PROT_READ|PROT_WRITE, | |
| MAP_PRIVATE|MAP_ANONYMOUS|MAP_NORESERVE, | |
| -1, 0); | |
| fprintf(stderr, "DONE %p\n", p); | |
| return p == MAP_FAILED; | |
| } | |
| // CHECK: DONE |