diff options
Diffstat (limited to 'libgo/go/syscall/syscall.go')
| -rw-r--r-- | libgo/go/syscall/syscall.go | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/libgo/go/syscall/syscall.go b/libgo/go/syscall/syscall.go index c4f2125140e..ef9d7d65973 100644 --- a/libgo/go/syscall/syscall.go +++ b/libgo/go/syscall/syscall.go @@ -17,6 +17,13 @@ // These calls return err == nil to indicate success; otherwise // err is an operating system error describing the failure. // On most systems, that error has type syscall.Errno. +// +// NOTE: This package is locked down. Code outside the standard +// Go repository should be migrated to use the corresponding +// package in the go.sys subrepository. That is also where updates +// required by new systems or versions should be applied. +// See https://golang.org/s/go1.4-syscall for more information. +// package syscall import "unsafe" @@ -85,3 +92,8 @@ func (ts *Timespec) Nano() int64 { func (tv *Timeval) Nano() int64 { return int64(tv.Sec)*1e9 + int64(tv.Usec)*1000 } + +// use is a no-op, but the compiler cannot see that it is. +// Calling use(p) ensures that p is kept live until that point. +//go:noescape +func use(p unsafe.Pointer) |