Intel® Fortran Compiler Classic and Intel® Fortran Compiler Developer Guide and Reference

ID 767251
Date 11/07/2023
Public

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Document Table of Contents

m32, m64, Qm32, Qm64

Tells the compiler to generate code for a specific architecture. Option m32 (and Qm32) is deprecated and will be removed in a future release. 32-bit options are only available for ifort.

Syntax

Linux:

-m32 (ifort only)

-m64

Windows:

/Qm32 (ifort only)

/Qm64

Arguments

None

Default

ifort: OFF

The compiler's behavior depends on the host system.

On ifx: -m64 or /Qm64

The compiler generates code for Intel® 64 architecture.

Description

These options tell the compiler to generate code for a specific architecture.

Option

Description

-m32 or /Qm32

Tells the compiler to generate code for IA-32 architecture. IA-32 support is deprecated and will be removed in a future release. 32-bit options are only available for ifort.

-m64 or /Qm64

Tells the compiler to generate code for Intel® 64 architecture.

On Linux* systems, these options are provided for compatibility with gcc.

NOTE:

This option only applies to host compilation. When offloading is enabled, it does not impact device-specific compilation. Offloading can only be enabled when using ifx.

IDE Equivalent

None

Alternate Options

None