IAR Embedded Workbench for Arm 9.70.xIAR C/C++ DevelopmentCompiler optionsDescriptions of compiler options‑‑arm‑‑armIn this section: Syntax‑‑armDescriptionUse this option to set default function mode to Arm (A32 in 32-bit mode). In 64-bit mode, this option has no effect.NoteThis option has the same effect as the ‑‑cpu_mode=arm option.CautionProject>Options>C/C++ Compiler>Code>Processor mode>Arm