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|Home > Floating-point Support > Controlling the ARM floating-point environment > Floating-point functions for compatibility with Microsoft products|
Functions defined in float.h give compatibility with Microsoft products to ease porting of floating-point code to the ARM® architecture.
These functions require you to select a floating-point
model that supports exceptions. In ARM Compiler 6 this is disabled by default, and can be enabled by the armclang command-line option