gcc/libgo/go/runtime/msan/msan.go
Ian Lance Taylor 8dc2499aa6 libgo: update to Go1.18beta2
gotools/
	* Makefile.am (go_cmd_cgo_files): Add ast_go118.go
	(check-go-tool): Copy golang.org/x/tools directories.
	* Makefile.in: Regenerate.

Reviewed-on: https://go-review.googlesource.com/c/gofrontend/+/384695
2022-02-11 15:01:19 -08:00

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692 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.
//go:build msan && linux && (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"