AST: Fix some -Wunused-but-set-variable warnings.

tshortli · tshortli · commit b6cf794bb811 · 2025-04-01T13:11:36.000-07:00
diff --git a/lib/AST/ASTPrinter.cpp b/lib/AST/ASTPrinter.cpp
@@ -4521,7 +4521,7 @@ void PrintAST::visitSubscriptDecl(SubscriptDecl *decl) {
     Printer.callPrintStructurePre(PrintStructureKind::FunctionReturnType);
 
     if (!Options.SuppressSendingArgsAndResults) {
-      if (auto typeRepr = decl->getElementTypeRepr()) {
+      if (decl->getElementTypeRepr()) {
         if (isa<SendingTypeRepr>(decl->getResultTypeRepr()))
           Printer << "sending ";
       }
diff --git a/lib/AST/ProtocolConformanceRef.cpp b/lib/AST/ProtocolConformanceRef.cpp
@@ -98,7 +98,7 @@ ProtocolConformanceRef::subst(Type origType, InFlightSubstitution &IFS) const {
 
   // If the type is an opaque archetype, the conformance will remain abstract,
   // unless we're specifically substituting opaque types.
-  if (auto origArchetype = origType->getAs<OpaqueTypeArchetypeType>()) {
+  if (origType->getAs<OpaqueTypeArchetypeType>()) {
     if (!IFS.shouldSubstituteOpaqueArchetypes()) {
       return forAbstract(origType.subst(IFS), proto);
     }

Original file line number	Diff line number	Diff line change
`@@ -4521,7 +4521,7 @@ void PrintAST::visitSubscriptDecl(SubscriptDecl *decl) {`
`4521`	`4521`	`Printer.callPrintStructurePre(PrintStructureKind::FunctionReturnType);`
`4522`	`4522`
`4523`	`4523`	`if (!Options.SuppressSendingArgsAndResults) {`
`4524`		`- if (auto typeRepr = decl->getElementTypeRepr()) {`
	`4524`	`+ if (decl->getElementTypeRepr()) {`
`4525`	`4525`	`if (isa<SendingTypeRepr>(decl->getResultTypeRepr()))`
`4526`	`4526`	`Printer << "sending ";`
`4527`	`4527`	`}`
Original file line number	Diff line number	Diff line change
`@@ -98,7 +98,7 @@ ProtocolConformanceRef::subst(Type origType, InFlightSubstitution &IFS) const {`
`98`	`98`
`99`	`99`	`// If the type is an opaque archetype, the conformance will remain abstract,`
`100`	`100`	`// unless we're specifically substituting opaque types.`
`101`		`- if (auto origArchetype = origType->getAs<OpaqueTypeArchetypeType>()) {`
	`101`	`+ if (origType->getAs<OpaqueTypeArchetypeType>()) {`
`102`	`102`	`if (!IFS.shouldSubstituteOpaqueArchetypes()) {`
`103`	`103`	`return forAbstract(origType.subst(IFS), proto);`
`104`	`104`	`}`