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[sanitizer][fuchsia] Avoid deprecated syscall. 

The zx_clock_get syscall on Fuchsia is deprecated - ref
https://fuchsia.dev/fuchsia-src/reference/syscalls/clock_get
This changes to the recommended replacement; calling zx_clock_read on
the userspace UTC clock.

Reviewed By: mcgrathr, phosek

Differential Revision: https://reviews.llvm.org/D90169
This commit is contained in:
Jody Sankey 2020-10-29 10:51:01 -07:00 committed by Roland McGrath
parent ddfe4784cc
commit 5a3077f3a7
1 changed files with 8 additions and 5 deletions
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13
compiler-rt/lib/sanitizer_common/sanitizer_fuchsia.cpp
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@ -14,10 +14,6 @@
#include "sanitizer_fuchsia.h"
#if SANITIZER_FUCHSIA
#include "sanitizer_common.h"
#include "sanitizer_libc.h"
#include "sanitizer_mutex.h"
#include <limits.h>
#include <pthread.h>
#include <stdlib.h>
@ -25,6 +21,11 @@
#include <zircon/errors.h>
#include <zircon/process.h>
#include <zircon/syscalls.h>
#include <zircon/utc.h>
#include "sanitizer_common.h"
#include "sanitizer_libc.h"
#include "sanitizer_mutex.h"
namespace __sanitizer {
@ -47,8 +48,10 @@ unsigned int internal_sleep(unsigned int seconds) {
}
u64 NanoTime() {
zx_handle_t utc_clock = _zx_utc_reference_get();
CHECK_NE(utc_clock, ZX_HANDLE_INVALID);
zx_time_t time;
zx_status_t status = _zx_clock_get(ZX_CLOCK_UTC, &time);
zx_status_t status = _zx_clock_read(utc_clock, &time);
CHECK_EQ(status, ZX_OK);
return time;
}