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| author | cui <cuiweixie@gmail.com> | 2021-02-18 17:51:24 +0000 |
|---|---|---|
| committer | Robert Griesemer <gri@golang.org> | 2021-02-22 22:55:23 +0000 |
| commit | 094048b93845c08e0f2db8639764f9564e64835b (patch) | |
| tree | 7a0d8b9a847915c663b68ba257f868363822df0c /src/cmd/compile/internal/types/size.go | |
| parent | 1391d4142cab5e5b83ca3362be67af80ba2f95e8 (diff) | |
| download | go-094048b93845c08e0f2db8639764f9564e64835b.tar.gz go-094048b93845c08e0f2db8639764f9564e64835b.zip | |
cmd/compile/internal: loop opt
Change-Id: I5fe767237b8046934e9b0f33bd3dafabdb727dd6
GitHub-Last-Rev: 94fea3d57279e8b2d62f7f6be4301698dc8841e3
GitHub-Pull-Request: golang/go#44384
Reviewed-on: https://go-review.googlesource.com/c/go/+/293809
Reviewed-by: Robert Griesemer <gri@golang.org>
Trust: Robert Griesemer <gri@golang.org>
Trust: Matthew Dempsky <mdempsky@google.com>
Run-TryBot: Robert Griesemer <gri@golang.org>
TryBot-Result: Go Bot <gobot@golang.org>
Diffstat (limited to 'src/cmd/compile/internal/types/size.go')
| -rw-r--r-- | src/cmd/compile/internal/types/size.go | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/src/cmd/compile/internal/types/size.go b/src/cmd/compile/internal/types/size.go index d1203e4a21..799cf3a1f6 100644 --- a/src/cmd/compile/internal/types/size.go +++ b/src/cmd/compile/internal/types/size.go @@ -624,9 +624,11 @@ func PtrDataSize(t *Type) int64 { case TSTRUCT: // Find the last field that has pointers. var lastPtrField *Field - for _, t1 := range t.Fields().Slice() { - if t1.Type.HasPointers() { - lastPtrField = t1 + fs := t.Fields().Slice() + for i := len(fs) - 1; i >= 0; i-- { + if fs[i].Type.HasPointers() { + lastPtrField = fs[i] + break } } return lastPtrField.Offset + PtrDataSize(lastPtrField.Type) |