[flang] Fix a warning

kazutakahirata · kazutakahirata · commit fae11ab208a7 · 2023-08-23T09:20:12.000-07:00
This patch fixes:

  flang/lib/Semantics/resolve-directives.cpp:899:29: error: moving a
  temporary object prevents copy elision [-Werror,-Wpessimizing-move]
diff --git a/flang/lib/Semantics/resolve-directives.cpp b/flang/lib/Semantics/resolve-directives.cpp
@@ -896,7 +896,7 @@ void AccAttributeVisitor::AddRoutineInfoToSymbol(
           std::string str{std::get<std::string>(charConst->t)};
           std::stringstream bindName;
           bindName << "\"" << str << "\"";
-          info.set_bindName(std::move(bindName.str()));
+          info.set_bindName(bindName.str());
         }
       }
     }

Original file line number	Diff line number	Diff line change
`@@ -896,7 +896,7 @@ void AccAttributeVisitor::AddRoutineInfoToSymbol(`
`896`	`896`	`std::string str{std::get<std::string>(charConst->t)};`
`897`	`897`	`std::stringstream bindName;`
`898`	`898`	`bindName << "\"" << str << "\"";`
`899`		`- info.set_bindName(std::move(bindName.str()));`
	`899`	`+ info.set_bindName(bindName.str());`
`900`	`900`	`}`
`901`	`901`	`}`
`902`	`902`	`}`