NFC: Resolve "was never used" warnings in ASTGen.

tshortli · tshortli · commit 93c9474b2004 · 2024-02-01T18:34:45.000-08:00
diff --git a/lib/ASTGen/Sources/ASTGen/PluginHost.swift b/lib/ASTGen/Sources/ASTGen/PluginHost.swift
@@ -31,7 +31,6 @@ public func _initializePlugin(
   cxxDiagnosticEngine: UnsafeMutableRawPointer?
 ) -> Bool {
   let plugin = CompilerPlugin(opaqueHandle: opaqueHandle)
-  let diagEngine = PluginDiagnosticsEngine(cxxDiagnosticEngine: cxxDiagnosticEngine)
 
   do {
     try plugin.initialize()
diff --git a/lib/ASTGen/Sources/ASTGen/Stmts.swift b/lib/ASTGen/Sources/ASTGen/Stmts.swift
@@ -446,7 +446,7 @@ extension ASTGenVisitor {
       switch node {
       case .switchCase(let node):
         return ASTNode.stmt(self.generate(switchCase: node).asStmt).bridged
-      case .ifConfigDecl(let node):
+      case .ifConfigDecl(_):
         fatalError("unimplemented")
       }
     }).bridgedArray(in: self)

Original file line number	Diff line number	Diff line change
`@@ -446,7 +446,7 @@ extension ASTGenVisitor {`
`446`	`446`	`switch node {`
`447`	`447`	`case .switchCase(let node):`
`448`	`448`	`return ASTNode.stmt(self.generate(switchCase: node).asStmt).bridged`
`449`		`- case .ifConfigDecl(let node):`
	`449`	`+ case .ifConfigDecl(_):`
`450`	`450`	`fatalError("unimplemented")`
`451`	`451`	`}`
`452`	`452`	`}).bridgedArray(in: self)`