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<TITLE>APRON 0.9.10: Comparing scalars</TITLE>
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<H3> Comparing scalars </H3>
<!--docid::SEC77::-->
<DL>
<DT><U>Function:</U> int <B>ap_scalar_infty</B> <I>(ap_scalar_t* <VAR>op</VAR>)</I>
<DD>Return <CODE>-1</CODE> if <VAR>op</VAR> is set to +infty, <CODE>-1</CODE> if set to
-infty, and <CODE>0</CODE> otherwise.
</DL>
<P>
<A NAME="IDX47"></A>
<DL>
<DT><U>Function:</U> int <B>ap_scalar_sgn</B> <I>(ap_scalar_t* <VAR>op</VAR>)</I>
<DD>Return the sign of <VAR>op</VAR> (<CODE>+1</CODE>, <CODE>0</CODE> or <CODE>-1</CODE>).
</DL>
</P><P>
<A NAME="IDX48"></A>
<DL>
<DT><U>Function:</U> int <B>ap_scalar_cmp</B> <I>(ap_scalar_t* <VAR>op1</VAR>, ap_scalar_t* <VAR>op2</VAR>)</I>
<DD><A NAME="IDX49"></A>
<DT><U>Function:</U> int <B>ap_scalar_cmp_int</B> <I>(ap_scalar_t* <VAR>op1</VAR>, int <VAR>op2</VAR>)</I>
<DD>Exact comparison between two scalars (resp. a scalar and an integer).
</P><P>
Return <CODE>-1</CODE> if <VAR>op1</VAR> is less than <VAR>op2</VAR>, <CODE>0</CODE> if they
are equal, and <CODE>+1</CODE> if <CODE>op1</CODE> is greater than <VAR>op2</VAR>.
</DL>
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<A NAME="IDX50"></A>
<DL>
<DT><U>Function:</U> bool <B>ap_scalar_equal</B> <I>(ap_scalar_t* <VAR>op1</VAR>, ap_scalar_t* <VAR>op2</VAR>);</I>
<DD><A NAME="IDX51"></A>
<DT><U>Function:</U> bool <B>ap_scalar_equal_int</B> <I>(ap_scalar_t* <VAR>op1</VAR>, int <VAR>op2</VAR>);</I>
<DD>Equality test between two scalars (resp. a scalar and an integer).
</P><P>
Return <CODE>true</CODE> if equality.
</DL>
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<A NAME="Other operations on scalars"></A>
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