[Serialization] Fix -Wpessimizing-move after 9cdb825

MaskRay · MaskRay · commit ce1faec3ad15 · 2023-12-14T19:40:09.000-08:00
diff --git a/clang/lib/Serialization/ASTWriterDecl.cpp b/clang/lib/Serialization/ASTWriterDecl.cpp
@@ -2131,7 +2131,7 @@ getFunctionDeclAbbrev(serialization::DeclCode Code) {
   //
   //  Add an AbbrevOp for 'size then elements' and use it here.
   Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Array));
-  return std::move(Abv);
+  return Abv;
 }
 
 template <FunctionDecl::TemplatedKind Kind>

Original file line number	Diff line number	Diff line change
`@@ -2131,7 +2131,7 @@ getFunctionDeclAbbrev(serialization::DeclCode Code) {`
`2131`	`2131`	`//`
`2132`	`2132`	`// Add an AbbrevOp for 'size then elements' and use it here.`
`2133`	`2133`	`Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Array));`
`2134`		`- return std::move(Abv);`
	`2134`	`+ return Abv;`
`2135`	`2135`	`}`
`2136`	`2136`
`2137`	`2137`	`template <FunctionDecl::TemplatedKind Kind>`