Provide comment for fallback block for arm64

harryzcy · harryzcy · commit 051661129496 · 2024-06-26T20:34:50.000-04:00
Signed-off-by: Chongyi Zheng &lt;git@zcy.dev&gt;
diff --git a/compare.go b/compare.go
@@ -124,10 +124,11 @@ func platformVector(platform specs.Platform) []specs.Platform {
 			}
 		}
 
+		// All arm64/v8.x and arm64/v9.x are compatible with arm/v8 (32-bits) and below.
+		// There's no arm64 v9 variant, so it's normalized to v8.
 		if strings.HasPrefix(variant, "v8.") || strings.HasPrefix(variant, "v9.") {
 			variant = "v8"
 		}
-
 		vector = append(vector, platformVector(specs.Platform{
 			Architecture: "arm",
 			OS:           platform.OS,

Original file line number	Diff line number	Diff line change
`@@ -124,10 +124,11 @@ func platformVector(platform specs.Platform) []specs.Platform {`
`124`	`124`	`}`
`125`	`125`	`}`
`126`	`126`
	`127`	`+ // All arm64/v8.x and arm64/v9.x are compatible with arm/v8 (32-bits) and below.`
	`128`	`+ // There's no arm64 v9 variant, so it's normalized to v8.`
`127`	`129`	`if strings.HasPrefix(variant, "v8.") \|\| strings.HasPrefix(variant, "v9.") {`
`128`	`130`	`variant = "v8"`
`129`	`131`	`}`
`130`		`-`
`131`	`132`	`vector = append(vector, platformVector(specs.Platform{`
`132`	`133`	`Architecture: "arm",`
`133`	`134`	`OS: platform.OS,`