add coding style comment

Author: schweitzpgi

flang/include/flang/Lower/AbstractConverter.h

@@ -5,6 +5,10 @@
 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 //
 //===----------------------------------------------------------------------===//
+//
+// Coding style: https://mlir.llvm.org/getting_started/DeveloperGuide/
+//
+//===----------------------------------------------------------------------===//
 
 #ifndef FORTRAN_LOWER_ABSTRACTCONVERTER_H
 #define FORTRAN_LOWER_ABSTRACTCONVERTER_H

flang/include/flang/Lower/Bridge.h

@@ -5,13 +5,9 @@
 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 //
 //===----------------------------------------------------------------------===//
-///
-/// \file
-/// Implements lowering. Convert Fortran source to
-/// [MLIR](https://github.com/tensorflow/mlir).
-///
-/// [Coding style](https://llvm.org/docs/CodingStandards.html)
-///
+//
+// Coding style: https://mlir.llvm.org/getting_started/DeveloperGuide/
+//
 //===----------------------------------------------------------------------===//
 
 #ifndef FORTRAN_LOWER_BRIDGE_H

flang/include/flang/Lower/CallInterface.h

@@ -6,6 +6,10 @@
 //
 //===----------------------------------------------------------------------===//
 //
+// Coding style: https://mlir.llvm.org/getting_started/DeveloperGuide/
+//
+//===----------------------------------------------------------------------===//
+//
 // Utility that defines fir call interface for procedure both on caller and
 // and callee side and get the related FuncOp.
 // It does not emit any FIR code but for the created mlir::FuncOp, instead it

flang/include/flang/Lower/ComplexExpr.h

@@ -5,6 +5,10 @@
 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 //
 //===----------------------------------------------------------------------===//
+//
+// Coding style: https://mlir.llvm.org/getting_started/DeveloperGuide/
+//
+//===----------------------------------------------------------------------===//
 
 #ifndef FORTRAN_LOWER_COMPLEXEXPR_H
 #define FORTRAN_LOWER_COMPLEXEXPR_H

flang/include/flang/Lower/ConvertExpr.h

@@ -5,11 +5,13 @@
 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 //
 //===----------------------------------------------------------------------===//
+//
+// Coding style: https://mlir.llvm.org/getting_started/DeveloperGuide/
+//
+//===----------------------------------------------------------------------===//
 ///
 /// Implements the conversion from Fortran::evaluate::Expr trees to FIR.
 ///
-/// [Coding style](https://llvm.org/docs/CodingStandards.html)
-///
 //===----------------------------------------------------------------------===//
 
 #ifndef FORTRAN_LOWER_CONVERT_EXPR_H

flang/include/flang/Lower/ConvertType.h

@@ -4,17 +4,19 @@
 // See https://llvm.org/LICENSE.txt for license information.
 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 //
-//----------------------------------------------------------------------------//
+//===----------------------------------------------------------------------===//
+//
+// Coding style: https://mlir.llvm.org/getting_started/DeveloperGuide/
+//
+//===----------------------------------------------------------------------===//
 ///
 /// Conversion of front-end TYPE, KIND, ATTRIBUTE (TKA) information to FIR/MLIR.
 /// This is meant to be the single point of truth (SPOT) for all type
 /// conversions when lowering to FIR.  This implements all lowering of parse
 /// tree TKA to the FIR type system. If one is converting front-end types and
 /// not using one of the routines provided here, it's being done wrong.
 ///
-/// [Coding style](https://llvm.org/docs/CodingStandards.html)
-///
-//----------------------------------------------------------------------------//
+//===----------------------------------------------------------------------===//
 
 #ifndef FORTRAN_LOWER_CONVERT_TYPE_H
 #define FORTRAN_LOWER_CONVERT_TYPE_H

flang/include/flang/Lower/DoLoopHelper.h

@@ -5,6 +5,10 @@
 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 //
 //===----------------------------------------------------------------------===//
+//
+// Coding style: https://mlir.llvm.org/getting_started/DeveloperGuide/
+//
+//===----------------------------------------------------------------------===//
 
 #ifndef FORTRAN_LOWER_DOLOOPHELPER_H
 #define FORTRAN_LOWER_DOLOOPHELPER_H

flang/include/flang/Lower/IO.h

@@ -5,6 +5,10 @@
 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 //
 //===----------------------------------------------------------------------===//
+//
+// Coding style: https://mlir.llvm.org/getting_started/DeveloperGuide/
+//
+//===----------------------------------------------------------------------===//
 
 #ifndef FORTRAN_LOWER_IO_H
 #define FORTRAN_LOWER_IO_H

flang/include/flang/Lower/Mangler.h

@@ -5,6 +5,10 @@
 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 //
 //===----------------------------------------------------------------------===//
+//
+// Coding style: https://mlir.llvm.org/getting_started/DeveloperGuide/
+//
+//===----------------------------------------------------------------------===//
 
 #ifndef FORTRAN_LOWER_MANGLER_H_
 #define FORTRAN_LOWER_MANGLER_H_

flang/include/flang/Lower/PFTBuilder.h

@@ -6,6 +6,10 @@
 //
 //===----------------------------------------------------------------------===//
 //
+// Coding style: https://mlir.llvm.org/getting_started/DeveloperGuide/
+//
+//===----------------------------------------------------------------------===//
+//
 // PFT (Pre-FIR Tree) interface.
 //
 //===----------------------------------------------------------------------===//

flang/include/flang/Lower/Runtime.h

@@ -6,6 +6,10 @@
 //
 //===----------------------------------------------------------------------===//
 //
+// Coding style: https://mlir.llvm.org/getting_started/DeveloperGuide/
+//
+//===----------------------------------------------------------------------===//
+//
 // Builder routines for constructing the FIR dialect of MLIR. As FIR is a
 // dialect of MLIR, it makes extensive use of MLIR interfaces and MLIR's coding
 // style (https://mlir.llvm.org/getting_started/DeveloperGuide/) is used in this

flang/include/flang/Lower/Support/BoxValue.h

@@ -5,6 +5,10 @@
 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 //
 //===----------------------------------------------------------------------===//
+//
+// Coding style: https://mlir.llvm.org/getting_started/DeveloperGuide/
+//
+//===----------------------------------------------------------------------===//
 
 #ifndef LOWER_SUPPORT_BOXVALUE_H
 #define LOWER_SUPPORT_BOXVALUE_H

flang/include/flang/Lower/Support/Verifier.h

@@ -5,6 +5,10 @@
 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 //
 //===----------------------------------------------------------------------===//
+//
+// Coding style: https://mlir.llvm.org/getting_started/DeveloperGuide/
+//
+//===----------------------------------------------------------------------===//
 
 #ifndef LOWER_SUPPORT_VERIFIER_H
 #define LOWER_SUPPORT_VERIFIER_H

flang/include/flang/Lower/Utils.h

@@ -5,6 +5,10 @@
 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 //
 //===----------------------------------------------------------------------===//
+//
+// Coding style: https://mlir.llvm.org/getting_started/DeveloperGuide/
+//
+//===----------------------------------------------------------------------===//
 
 #ifndef FORTRAN_LOWER_UTILS_H
 #define FORTRAN_LOWER_UTILS_H