gitea/vendor/github.com/goccy/go-json/internal/decoder/compile_race.go
zeripath 1790f01dd9
Upgrade xorm to v1.2.2 (#16663) & Add test to ensure that dumping of login sources remains correct (#16847) (#16848)
* Upgrade xorm to v1.2.2 (#16663)

Backport #16663

Fix #16683

* Add test to ensure that dumping of login sources remains correct (#16847)

#16831 has occurred because of a missed regression. This PR adds a simple test to
try to prevent this occuring again.

Signed-off-by: Andrew Thornton <art27@cantab.net>

Co-authored-by: Lunny Xiao <xiaolunwen@gmail.com>
2021-08-28 13:16:19 +02:00

36 lines
681 B
Go
Vendored

// +build race
package decoder
import (
"sync"
"unsafe"
"github.com/goccy/go-json/internal/runtime"
)
var decMu sync.RWMutex
func CompileToGetDecoder(typ *runtime.Type) (Decoder, error) {
typeptr := uintptr(unsafe.Pointer(typ))
if typeptr > typeAddr.MaxTypeAddr {
return compileToGetDecoderSlowPath(typeptr, typ)
}
index := (typeptr - typeAddr.BaseTypeAddr) >> typeAddr.AddrShift
decMu.RLock()
if dec := cachedDecoder[index]; dec != nil {
decMu.RUnlock()
return dec, nil
}
decMu.RUnlock()
dec, err := compileHead(typ, map[uintptr]Decoder{})
if err != nil {
return nil, err
}
decMu.Lock()
cachedDecoder[index] = dec
decMu.Unlock()
return dec, nil
}