Add a comment about linux-static.

al45tair · al45tair · commit 7b22cc60abf2 · 2024-02-27T14:59:49.000Z
"linux-static" refers to the new fully-statically-linked Linux support;
the point here is that we want to distinguish that from just "Linux
with musl", which is an entirely reasonable thing for us to support
separately.

rdar://123442522
diff --git a/Sources/SwiftDriver/Utilities/Triple+Platforms.swift b/Sources/SwiftDriver/Utilities/Triple+Platforms.swift
@@ -294,6 +294,8 @@ extension Triple {
     case .linux:
       switch environment {
       case .musl:
+        // The triple for linux-static is <arch>-swift-linux-musl, to distinguish
+        // it from a "normal" musl set-up (ala Alpine).
         if vendor == .swift {
           return "linux-static"
         }

Original file line number	Diff line number	Diff line change
`@@ -294,6 +294,8 @@ extension Triple {`
`294`	`294`	`case .linux:`
`295`	`295`	`switch environment {`
`296`	`296`	`case .musl:`
	`297`	`+ // The triple for linux-static is <arch>-swift-linux-musl, to distinguish`
	`298`	`+ // it from a "normal" musl set-up (ala Alpine).`
`297`	`299`	`if vendor == .swift {`
`298`	`300`	`return "linux-static"`
`299`	`301`	`}`