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<H2><A NAME="SECTION00912000000000000000"></A><A NAME="3997"></A>
<BR>
8.1.2 Dead-Code Elimination
</H2>
<BLOCKQUOTE>
<TT>int global;</TT>
<BR>
<BR><TT>void f () { </TT>
<BR><TT> int i; </TT>
<BR><TT> i = 1; /* dead store */ </TT>
<BR><TT> global = 1; /* dead store */ </TT>
<BR><TT> global = 2; </TT>
<BR><TT> return; </TT>
<BR><TT> global = 3; /* unreachable */ </TT>
<BR><TT>}</TT>
</BLOCKQUOTE>
will be changed to
<BLOCKQUOTE>
<TT>int global;</TT>
<BR>
<BR><TT>void f () {</TT>
<BR><TT> global = 2; </TT>
<BR><TT>}</TT>
</BLOCKQUOTE>
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<ADDRESS>
2011-03-20
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