I

#ifdef, 2.2.4 Source File Preprocessors

IGNORE_TKR directive, 2.3.1.2 The IGNORE_TKR Directive

IMPORT statement, 4.6.9 Fortran 2003 IMPORT Statement

#include path, 3.4.41 –Ipath

#include, 2.2.4 Source File Preprocessors

INCLUDE files, 3.4.41 –Ipath

floatingpoint.h, 5.4 Additional Notes About Migrating to the f95 Compiler

system.inc, 2.4 Library Interfaces and system.inc

incompatibilities, FORTRAN 77, 5.2 Incompatibility Issues

initialization of local variables, 3.4.109 –xcheck=keyword

inline

templates, -libmil, 3.4.50 –libmil

with -fast, 3.4.23 –fast

inlining

automatic with -O4, 3.4.65 –O[n]

with -inline, 3.4.43 –inline=[%auto][[,][no%]f1,…[no%]fn]

installation, path, 3.4.41 –Ipath

interfaces, library, 2.4 Library Interfaces and system.inc

interval arithmetic

-xia option, 3.4.120 –xia[={widestneed|strict}]

-xinterval option, 3.4.123 –xinterval[={widestneed|strict|no}]

intrinsics

extensions, 4.10 Intrinsics

interfaces, 2.4 Library Interfaces and system.inc

legacy Fortran, 5.3.1 Fortran Intrinsics

invalid, floating-point, 3.4.36 –ftrap=t

I/O extensions, 4.7 Additional I/O Extensions

ISA, instruction set architecture, 3.4.104 –xarch=isa

IVDEP directive

2.3.3 IVDEP Directive

3.4.126 –xivdep[=p]