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//===--- LangOptions.h - Fortran Language Family Language Opts --*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file defines the LangOptions interface.
//
//===----------------------------------------------------------------------===//
#ifndef FLANG_LANGOPTIONS_H__
#define FLANG_LANGOPTIONS_H__
#include "llvm/ADT/IntrusiveRefCntPtr.h"
#include <string>
namespace flang {
/// LangOptions - This class keeps track of the various options that can be
/// enabled, which controls the dialect of Fortran that is accepted.
class LangOptions : public llvm::RefCountedBase<LangOptions> {
public:
unsigned Fortran77 : 1; // Fortran 77
unsigned Fortran90 : 1; // Fortran 90
unsigned Fortran95 : 1; // Fortran 95
unsigned Fortran2000 : 1; // Fortran 2000
unsigned Fortran2003 : 1; // Fortran 2003
unsigned Fortran2008 : 1; // Fortran 2008
unsigned FixedForm : 1; // Fixed-form style
unsigned FreeForm : 1; // Free-form style
unsigned ReturnComments : 1; // Return comments as lexical tokens
unsigned SpellChecking : 1; // Whether to perform spell-checking for error
// recovery.
unsigned DefaultReal8 : 1; // Sets the default real type to be 8 bytes wide
unsigned DefaultDouble8 : 1; // Sets the default double precision type to be 8 bytes wide
unsigned DefaultInt8 : 1; // Sets the default integer type to be 8 bytes wide
unsigned TabWidth; // The tab character is treated as N spaces.
LangOptions() {
Fortran77 = 0;
Fortran90 = Fortran95 = Fortran2000 = Fortran2003 = 1;
FixedForm = 0;
FreeForm = 1;
ReturnComments = 0;
SpellChecking = 1;
DefaultReal8 = DefaultDouble8 = DefaultInt8 = 0;
TabWidth = 6;
}
};
} // end namespace flang
#endif
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