F Options

• F
  Specifies the stack reserve amount for the program.
• f66
  Tells the compiler to apply FORTRAN 66 semantics.
• f77rtl
  Tells the compiler to use the run-time behavior of FORTRAN 77.
• Fa
  Specifies that an assembly listing file should be generated.
• FA
  Specifies the contents of an assembly listing file.
• falias
  Determines whether aliasing should be assumed in the program.
• falign-functions, Qfnalign
  Tells the compiler to align functions on an optimal byte boundary.
• falign-stack
  Tells the compiler the stack alignment to use on entry to routines.
• fast
  Maximizes speed across the entire program.
• fast-transcendentals, Qfast-transcendentals
  Enables the compiler to replace calls to transcendental functions with faster but less precise implementations.
• fcode-asm
  Produces an assembly listing with machine code annotations.
• Fd
  Lets you specify a name for a program database (PDB) file.
• Fe
  This is an alternate name for option exe. For more information, see that option description.
• fexceptions
  Enables exception handling table generation.
• ffnalias
  Specifies that aliasing should be assumed within functions.
• FI
  Specifies source files are in fixed format.
• fimf-absolute-error, Qimf-absolute-error
  Defines the maximum allowable absolute error for math library function results.
• fimf-accuracy-bits, Qimf-accuracy-bits
  Defines the relative error for math library function results.
• fimf-arch-consistency, Qimf-arch-consistency
  Ensures that the math library functions produce consistent results across different implementations of the same architecture.
• fimf-max-error, Qimf-max-error
  Defines the maximum allowable relative error for math library function results.
• fimf-precision, Qimf-precision
  Defines the accuracy for math library functions.
• finline
  Tells the compiler to inline functions declared with cDEC$ ATTRIBUTES FORCEINLINE.
• finline-functions
  Enables function inlining for single file compilation.
• finline-limit
  Lets you specify the maximum size of a function to be inlined.
• finstrument-functions, Qinstrument-functions
  Determines whether routine entry and exit points are instrumented.
• fixed
  Specifies source files are in fixed format.
• fkeep-static-consts, Qkeep-static-consts
  Tells the compiler to preserve allocation of variables that are not referenced in the source.
• fltconsistency
  Enables improved floating-point consistency.
• Fm
  This option has been deprecated. The current option name is map. For more information, see that option description.
• fmath-errno
  Tells the compiler that errno can be reliably tested after calls to standard math library functions.
• fminshared
  Specifies that a compilation unit is a component of a main program and should not be linked as part of a shareable object.
• Fo
  This is an alternate option name for option /object. For more information, see that option description.
• fomit-frame-pointer, Oy
  Determines whether EBP is used as a general-purpose register in optimizations.
• fp (Linux* OS and Mac OS* X)
  This is a deprecated, alternate option name for option -fomit-frame-pointer.
• fp (Windows* OS)
  For more information, see option fp-model, fp.
• fp-model, fp
  Controls the semantics of floating-point calculations.
• fp-port, Qfp-port
  Rounds floating-point results after floating-point operations.
• fp-speculation, Qfp-speculation
  Tells the compiler the mode in which to speculate on floating-point operations.
• fp-stack-check, Qfp-stack-check
  Tells the compiler to generate extra code after every function call to ensure that the floating-point stack is in the expected state.
• fpconstant
  Tells the compiler that single-precision constants assigned to double-precision variables should be evaluated in double precision.
• fpe
  Allows some control over floating-point exception handling for the main program at run-time.
• fpe-all
  Allows some control over floating-point exception handling for each routine in a program at run-time.
• fpic
  Determines whether the compiler generates position-independent code.
• fpie
  Tells the compiler to generate position-independent code. The generated code can only be linked into executables.
• fpp
  Runs the Fortran preprocessor on source files before compilation.
• fpscomp
  Controls whether certain aspects of the run-time system and semantic language features within the compiler are compatible with Intel® Fortran or Microsoft* Fortran PowerStation.
• FR
  This is an alternate option name for option free.
• free
  Specifies source files are in free format.
• fsource-asm
  Produces an assembly listing with source code annotations.
• fstack-protector
  This is an alternate name for option -fstack-security-check.
• fstack-security-check, GS
  Determines whether the compiler generates code that detects some buffer overruns.
• fsyntax-only
  Tells the compiler to check only for correct syntax.
• ftrapuv, Qtrapuv
  Initializes stack local variables to an unusual value to aid error detection.
• ftz, Qftz
  Flushes denormal results to zero.
• funroll-loops
  This is an alternate name for option -unroll.
• fvar-tracking
  This is an alternate name for option -debug variable-locations.
• fvar-tracking-assignments
  This is an alternate name for option -debug semantic-stepping.
• fverbose-asm
  Produces an assembly listing with compiler comments, including options and version information.
• fvisibility
  Specifies the default visibility for global symbols or the visibility for symbols in a file.
• fzero-initialized-in-bss , Qzero-initialized-in-bss
  Determines whether the compiler places in the DATA section any variables explicitly initialized with zeros.

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