gcc/libgo/go/runtime/msan/msan.go
Ian Lance Taylor dd931d9b48 libgo: update to Go 1.11
Reviewed-on: https://go-review.googlesource.com/136435

gotools/:
	* Makefile.am (mostlyclean-local): Run chmod on check-go-dir to
	make sure it is writable.
	(check-go-tools): Likewise.
	(check-vet): Copy internal/objabi to check-vet-dir.
	* Makefile.in: Rebuild.

From-SVN: r264546
2018-09-24 21:46:21 +00:00

34 lines
690 B
Go

// Copyright 2015 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// +build msan,linux
// +build amd64 arm64
package msan
/*
#cgo CFLAGS: -fsanitize=memory
#cgo LDFLAGS: -fsanitize=memory
#include <stdint.h>
#include <sanitizer/msan_interface.h>
void __msan_read_go(void *addr, uintptr_t sz) {
__msan_check_mem_is_initialized(addr, sz);
}
void __msan_write_go(void *addr, uintptr_t sz) {
__msan_unpoison(addr, sz);
}
void __msan_malloc_go(void *addr, uintptr_t sz) {
__msan_unpoison(addr, sz);
}
void __msan_free_go(void *addr, uintptr_t sz) {
__msan_poison(addr, sz);
}
*/
import "C"