Language standard compliance
This topic describes the Fortran programming language specifications that IBM® XL Fortran for AIX®, V15.1.3 supports.
- Partial support for ISO/IEC TS 29113:2012 (referred to as the Technical Specification for further interoperability with C or TS 29113)
- Partial support for ISO/IEC 1539-1:2010 (referred to as Fortran 2008 or F2008)
- ISO/IEC 1539-1:2004 (referred to as Fortran 2003 or F2003)
- ISO/IEC 1539-1:1997 (referred to as Fortran 95 or F95)
- ISO/IEC 1539-1:1991(E) and ANSI X3.198-1992 (referred to as Fortran 90 or F90)
- ANSI X3.9-1978 (referred to as FORTRAN 77)
In addition to the standard language
levels, XL Fortran supports the following language extensions:
- Partial support for OpenMP Application Program Interface V4.0
- OpenMP Application Program Interface V3.1
- Language extensions to support vector programming
- Common Fortran language extensions defined by other compiler vendors, in addition to those defined by IBM
- Industry extensions that are found in Fortran products from various compiler vendors
- Extensions specified in SAA Fortran
See Language standards for more information about Fortran language specifications and extensions.
