forked from mirror/go-json
Merge pull request #415 from goccy/fix-array-checkptr-error
Fix checkptr error for array decoder
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commit
a2149a5b25
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@ -4005,3 +4005,13 @@ func TestIssue384(t *testing.T) {
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}
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}
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}
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func TestIssue408(t *testing.T) {
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type T struct {
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Arr [2]int32 `json:"arr"`
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}
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var v T
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if err := json.Unmarshal([]byte(`{"arr": [1,2]}`), &v); err != nil {
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t.Fatal(err)
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}
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}
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@ -19,7 +19,9 @@ type arrayDecoder struct {
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}
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func newArrayDecoder(dec Decoder, elemType *runtime.Type, alen int, structName, fieldName string) *arrayDecoder {
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zeroValue := *(*unsafe.Pointer)(unsafe_New(elemType))
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// workaround to avoid checkptr errors. cannot use `*(*unsafe.Pointer)(unsafe_New(elemType))` directly.
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zeroValuePtr := unsafe_New(elemType)
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zeroValue := **(**unsafe.Pointer)(unsafe.Pointer(&zeroValuePtr))
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return &arrayDecoder{
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valueDecoder: dec,
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elemType: elemType,
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