[mlir][IR] Fix build error with gcc-7 (#158305)

matthias-springer · web-flow · commit b2521ae01c3a · 2025-09-12T15:54:16.000+01:00
Fix build after #156825.
diff --git a/mlir/lib/IR/Remarks.cpp b/mlir/lib/IR/Remarks.cpp
@@ -284,7 +284,7 @@ buildFilter(const mlir::remark::RemarkCategories &cats,
   if (!rx.isValid(err))
     return std::nullopt;
 
-  return rx;
+  return std::make_optional<llvm::Regex>(std::move(rx));
 }
 
 RemarkEngine::RemarkEngine(bool printAsEmitRemarks,

Original file line number	Diff line number	Diff line change
`@@ -284,7 +284,7 @@ buildFilter(const mlir::remark::RemarkCategories &cats,`
`284`	`284`	`if (!rx.isValid(err))`
`285`	`285`	`return std::nullopt;`
`286`	`286`
`287`		`- return rx;`
	`287`	`+ return std::make_optional<llvm::Regex>(std::move(rx));`
`288`	`288`	`}`
`289`	`289`
`290`	`290`	`RemarkEngine::RemarkEngine(bool printAsEmitRemarks,`