[PrintAsObjC] std::function -> llvm::function_ref for some non-escaping params.

huonw · huonw · commit 0516915a8177 · 2018-05-01T08:29:07.000+10:00
diff --git a/lib/PrintAsObjC/PrintAsObjC.cpp b/lib/PrintAsObjC/PrintAsObjC.cpp
@@ -2158,7 +2158,7 @@ class ModuleWriter {
   }
 
   void forwardDeclare(const NominalTypeDecl *NTD,
-                      std::function<void (void)> Printer) {
+                      llvm::function_ref<void(void)> Printer) {
     if (NTD->getModuleContext()->isStdlibModule())
       return;
     auto &state = seenTypes[NTD];

Original file line number	Diff line number	Diff line change
`@@ -2158,7 +2158,7 @@ class ModuleWriter {`
`2158`	`2158`	`}`
`2159`	`2159`
`2160`	`2160`	`void forwardDeclare(const NominalTypeDecl *NTD,`
`2161`		`- std::function<void (void)> Printer) {`
	`2161`	`+ llvm::function_ref<void(void)> Printer) {`
`2162`	`2162`	`if (NTD->getModuleContext()->isStdlibModule())`
`2163`	`2163`	`return;`
`2164`	`2164`	`auto &state = seenTypes[NTD];`