[flang][OpenMP] Fix build with gcc 7.5.0 (llvm#169184)

kparzysz · Priyanshu3820 · commit 7a2cae2e0a2b · 2025-11-26T16:47:25.000+05:30
diff --git a/flang/lib/Parser/openmp-parsers.cpp b/flang/lib/Parser/openmp-parsers.cpp
@@ -71,7 +71,7 @@ template <typename ExecParser> struct AsBlockParser {
     if (auto &&exec{attempt(epc_).Parse(state)}) {
       Block body;
       body.push_back(std::move(*exec));
-      return body;
+      return std::move(body); // std::move for GCC 7.5.0
     }
     return std::nullopt;
   }

Original file line number	Diff line number	Diff line change
`@@ -71,7 +71,7 @@ template <typename ExecParser> struct AsBlockParser {`
`71`	`71`	`if (auto &&exec{attempt(epc_).Parse(state)}) {`
`72`	`72`	`Block body;`
`73`	`73`	`body.push_back(std::move(*exec));`
`74`		`- return body;`
	`74`	`+ return std::move(body); // std::move for GCC 7.5.0`
`75`	`75`	`}`
`76`	`76`	`return std::nullopt;`
`77`	`77`	`}`