Windows Fortran Compiler Comparisons - Supported Language

 

 

 

Language Feature	Absoft	ftn95	g95	gfortran	intel	Lahey	PGI	NAG
Fortran 95	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes
TR15581 (Allocatable dummy arguments, derived type components etc.)	Yes	No	Yes	Yes	Yes	Yes	Yes	Yes
OpenMP	Yes	No	No	Yes	Yes	No	Yes	Yes
Tabbed source form	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes
Symbolic names with $	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes
Hollerith data	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes
DOUBLE COMPLEX	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes
Varying length for named COMMON	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes
Mix numeric and character in COMMON and EQUIVALENCE	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes
INTEGER*n	1,2,4,8	1,2,4,8	1,2,4,8	1,2,4,8,16	1,2,4,8	1,2,4,8	1,2,4,8	1,2,4,8
LOGICAL*n	1,2,4,8	1,2,4	1,2,4,8	1,2,4,8,16	1,2,4,8	1,2,4,8	1,2,4,8	1,2,4,8
REAL*n	4,8,16	4,8,102	4,8,10	4,8,10,16	4,8,16	4,8,16	4,8	4,8,16
Language Feature	Absoft	ftn95	g95	gfortran	intel	Lahey	PGI	NAG
VAX style debug (D) lines	Yes	No	Yes	Yes	Yes	No	Yes	No
C style string constants (e.g. 'hello \n world')	Option	No	Option	Option	Option	No	Option	No
VAX style STRUCTURE, RECORD, UNION etc.	Yes	No	No	No	Yes	Yes	Yes	No
Initialization in TYPE statements	Yes	Yes	Yes	Yes	Yes	Yes	Yes	No
ENCODE and DECODE	Yes	No	No	No	Yes	Yes	Yes	No
variable format expressions using <>	No	No	No	No	Yes	Yes	No	No
\  edit descriptor	No	Yes	Yes	No	Yes	Yes	No	No
Q edit descriptor	Yes	No	No	No	Yes	Yes	Yes	No
$ edit descriptor	Yes	Yes	Yes	Yes	Yes	Yes	Yes	No
in line assembler	No	Yes	No	No	No	No	No	No
CRAY Pointers	Yes	No	No	Yes	Yes	Yes	Yes	No
OPEN for "Transparent" or stream I/O (e.g. FORM='BINARY')	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes
Language Feature	Absoft	ftn95	g95	gfortran	intel	Lahey	PGI	NAG
Get Command Line	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes
Get Environment Variable	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes
Invoke External command	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes
Get Files in Directory	Yes1	Yes	No	No	Yes	Yes1	No	Yes
Get File Size, Date, Attributes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes
VAX style system intrinsics (SECNDS etc.)	Yes	No	Yes	Yes	Yes	Yes	Yes	No
Unix style system library (getenv, etime etc.)	Yes	No	Yes	Yes	Yes	Yes	Yes	Yes
Posix style library (pxfputc, pxfopen etc.)	No	No	No	No	Yes	No	No	No