ARM Compiler armcc User Guide : 9.33 Address of a register variable

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ARM DUI0472J

ARM^® Compiler armcc User Guide

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9.33 Address of a register variable

The address of a variable with register storage class can be taken.

The compiler generates a warning if you take the address of a variable with register storage class.

void foo(void)
{
    register int i;
    int *j = &i;
}

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