calmsacibis995
12 lines
458 B
Plaintext
12 lines
458 B
Plaintext
.TH volatile D3X
|
|
.SH NAME
|
|
\f4volatile\f1 \- inform the compiler of volatile variables
|
|
.SH SYNOPSIS
|
|
.nf
|
|
\f4volatile\f1
|
|
.fi
|
|
.SH DESCRIPTION
|
|
\f4volatile\f1 is a compiler directive that causes the variable(s) associated with it not to be affected by the optimizer; that is, memory accesses will be done, in the coded sequence, even if they appear to have no side effects. Pointers to device registers should always be declared volatile.
|
|
.SS "Return Values"
|
|
None
|