JavaScript is required to for searching.
Skip Navigation Links
Exit Print View
Oracle Solaris Studio 12.3: Fortran User's Guide     Oracle Solaris Studio 12.3 Information Library
search filter icon
search icon

Document Information


1.  Introduction

2.  Using Solaris Studio Fortran

3.  Fortran Compiler Options

4.  Solaris Studio Fortran Features and Extensions

4.1 Source Language Features

4.1.1 Continuation Line Limits

4.1.2 Fixed-Form Source Lines

4.1.3 Tab Form

4.1.4 Source Form Assumed Mixing Forms Case

4.1.5 Limits and Defaults

4.2 Data Types

4.2.1 Boolean Type Rules Governing Boolean Type Alternate Forms of Boolean Constants



Hollerith Alternate Contexts of Boolean Constants

4.2.2 Abbreviated Size Notation for Numeric Data Types

4.2.3 Size and Alignment of Data Types

4.3 Cray Pointers

4.3.1 Syntax

4.3.2 Purpose of Cray Pointers

4.3.3 Declaring Cray Pointers and Fortran 95 Pointers

4.3.4 Features of Cray Pointers

4.3.5 Restrictions on Cray Pointers

4.3.6 Restrictions on Cray Pointees

4.3.7 Usage of Cray Pointers

4.4 STRUCTURE and UNION (VAX Fortran)

4.5 Unsigned Integers

4.5.1 Arithmetic Expressions

4.5.2 Relational Expressions

4.5.3 Control Constructs

4.5.4 Input/Output Constructs

4.5.5 Intrinsic Functions

4.6 Fortran 200x Features

4.6.1 Interoperability with C

4.6.2 IEEE Floating-Point Exception Handling

4.6.3 Command-Line Argument Intrinsics

4.6.4 PROTECTED Attribute

4.6.5 Fortran 2003 Asynchronous I/O

4.6.6 Extended ALLOCATABLE Attribute

4.6.7 VALUE Attribute

4.6.8 Fortran 2003 Stream I/O

4.6.9 Fortran 2003 IMPORT Statement

4.6.10 Fortran 2003 FLUSH I/O Statement

4.6.11 Fortran 2003 POINTER INTENT Feature

4.6.12 Fortran 2003 Enhanced Array Constructor

4.6.13 Object-Oriented Fortran Support

4.6.14 Additional Fortran 2003 and Fortran 2008 Features

4.7 Additional I/O Extensions

4.7.1 I/O Error Handling Routines

4.7.2 Variable Format Expressions

4.7.3 NAMELIST Input Format

4.7.4 Binary Unformatted I/O

4.7.5 Miscellaneous I/O Extensions

4.8 Directives

4.8.1 Form of Special f95 Directive Lines Fixed-Form Source Free-Form Source

4.8.2 FIXED and FREE Directives Scope Uses Restrictions

4.8.3 Parallelization Directives

4.9 Module Files

4.9.1 Searching for Modules

4.9.2 The -use=list Option Flag

4.9.3 The fdumpmod Command

4.10 Intrinsics

4.11 Forward Compatibility

4.12 Mixing Languages

5.  FORTRAN 77 Compatibility: Migrating to Solaris Studio Fortran

A.  Runtime Error Messages

B.  Features Release History

C.  Fortran Directives Summary


4.10 Intrinsics

f95 supports some intrinsic procedures that are extensions beyond the standard.

Table 4-4 Nonstandard Intrinsics

Function Type
Argument Types
P, E
Positive difference
double precision
double precision
P, E

Notes:P: The name can be passed as an argument. E: External code for the intrinsic is called at run time.

See the Fortran Library Reference for a more complete discussion of intrinsics, including those from Fortran 77 that are recognized by the Fortran compiler.