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authorIan Lewis <ianmlewis@gmail.com>2020-08-17 21:44:31 -0400
committerIan Lewis <ianmlewis@gmail.com>2020-08-17 21:44:31 -0400
commitac324f646ee3cb7955b0b45a7453aeb9671cbdf1 (patch)
tree0cbc5018e8807421d701d190dc20525726c7ca76 /tools/go_marshal/analysis/analysis_unsafe.go
parent352ae1022ce19de28fc72e034cc469872ad79d06 (diff)
parent6d0c5803d557d453f15ac6f683697eeb46dab680 (diff)
Merge branch 'master' into ip-forwarding
- Merges aleksej-paschenko's with HEAD - Adds vfs2 support for ip_forward
Diffstat (limited to 'tools/go_marshal/analysis/analysis_unsafe.go')
-rw-r--r--tools/go_marshal/analysis/analysis_unsafe.go4
1 files changed, 4 insertions, 0 deletions
diff --git a/tools/go_marshal/analysis/analysis_unsafe.go b/tools/go_marshal/analysis/analysis_unsafe.go
index 9a9a4f298..cd55cf5cb 100644
--- a/tools/go_marshal/analysis/analysis_unsafe.go
+++ b/tools/go_marshal/analysis/analysis_unsafe.go
@@ -161,6 +161,10 @@ func AlignmentCheck(t *testing.T, typ reflect.Type) (ok bool, delta uint64) {
if typ.NumField() > 0 && nextXOff != int(typ.Size()) {
implicitPad := int(typ.Size()) - nextXOff
f := typ.Field(typ.NumField() - 1) // Final field
+ if tag, ok := f.Tag.Lookup("marshal"); ok && tag == "unaligned" {
+ // Final field explicitly marked unaligned.
+ break
+ }
t.Fatalf("Suspect offset for field %s.%s at the end of %s, detected an implicit %d byte padding from offset %d to %d at the end of the struct; either add %d bytes of explict padding at end of the struct or tag the final field %s as `marshal:\"unaligned\"`.",
typ.Name(), f.Name, typ.Name(), implicitPad, nextXOff, typ.Size(), implicitPad, f.Name)
}