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Digital Fortran Release Notes for OpenVMS Alpha Systems
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CONTENTS
Title Page
Copyright Page
1 Digital Fortran Version V7.1 Overview
1.1 Operating system compatibility
1.2 The Digital Fortran Home Page
1.3 Getting Help and Reporting Problems
2 Digital Fortran New and Changed Features
2.1 New and Changed Features in V7.1
2.1.1 Changes common to both Digital Fortran 90 and Digital Fortran 77
2.1.1.1 FORRTL V7.1 or OpenVMS Alpha V7.1 Required
2.1.1.2 /ARCHITECTURE Compile Command Qualifier
2.1.1.3 New /OPTIMIZE=TUNE Keywords
2.1.1.4 Problem with NFS-mounted sources fixed
2.1.2 Changes specific to Digital Fortran 90
2.1.2.1 Partial Fortran 95 support
2.1.2.2 /PAD_SOURCE Qualifier Now Supported
2.1.2.3 Additional changes and corrections
2.1.3 Changes specific to Digital Fortran 77
2.1.3.1 G Format Edit Descriptor for Integer Variables
2.1.3.2 DATE_AND_TIME Intrinsic
2.1.3.3 Use of POINTER Variables in DEBUG
2.1.3.4 Improved DEBUG support for PARAMETER constants
2.1.3.5 Additional changes and corrections
2.1.3.6 Known problems in Digital Fortran 77
2.2 New and Changed Features in V7.0
2.2.1 Changes common to Digital Fortran 90 and Digital Fortran 77
2.2.1.1 cDEC$ PSECT ALIGN= Keywords Supported
2.2.1.2 DPROD Intrinsic Now Generic
2.2.1.3 /ASSUME=ACCURACY_SENSITIVE Changes
2.2.1.4 /ASSUME=BYTERECL Command Qualifier
2.2.1.5 /CHECK=NOPOWER Compile Command Keyword
2.2.1.6 New /OPTIMIZE features
2.2.1.7 /REENTRANCY Compile Command Qualifier
2.2.1.8 Improvements in IEEE constant handling
2.2.1.9 Improved optimizations
2.2.1.10 Enhanced DEBUG support for optimized programs
2.2.1.11 USEROPEN routines must be INTEGER
2.2.2 Changes specific to Digital Fortran 90
2.2.2.1 cDEC$ ALIAS directive now supported
2.2.2.2 cDEC$ ATTRIBUTES directive
2.2.2.3 Variable Format Expressions in character literals now supported
2.2.2.4 Abbreviations allowed in OPTIONS statement
2.2.2.5 Enhanced support for the FORALL statement and construct
2.2.2.6 /NAMES qualifier now supported
2.2.3 Changes specific to Digital Fortran 77
3 General information about Digital Fortran
3.1 Information common to Digital Fortran 90 and Digital Fortran 77
3.1.1 OpenVMS 64-bit addressing
3.1.2 The Year 2000 Problem
3.1.3 Optimizations on References to Dummy Arguments and COMMON
3.1.4 Form of logical constants in formatted input
3.1.5 Control of Dynamic IEEE Rounding Modes
3.2 Information specific to Digital Fortran 90
3.2.1 Differences from Digital Fortran 77
3.2.2 Timezone support in DATE_AND_TIME intrinsic
3.2.3 cDEC$ ALIAS Directive
3.2.4 The cDEC$ ATTRIBUTES Directive
4 Documentation Overview and Corrections
4.1 Digital Fortran Documentation and Online Information
4.2 Digital Fortran Documentation Corrections
4.2.1 Digital Fortran Installation Guide for OpenVMS Systems
4.2.2 DEC Fortran 90 User Manual for OpenVMS Alpha Systems
4.2.3 DEC Fortran 90 Language Reference Manual
4.3 Online Readers Comments Form
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