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Important This document may not represent best practices for current development, links to downloads and other resources may no longer be valid. Current recommended version can be found here.

Registers: Availability of Registers

ANSI 3.5.1   The extent to which objects can actually be placed in registers by use of the register storage-class specifier

The compiler does not honor user requests for register variables. Instead, it makes it own choices when optimizing.

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