[Toon-members] tag/src polynomial.cc

[Edward Rosten]

CVSROOT:        /cvsroot/toon
Module name:    tag
Changes by:     Edward Rosten <edrosten>        09/07/15 17:38:14

Modified files:
        src            : polynomial.cc 

Log message:
        Replace pair<A, B> with tuple<A, B> so that tie() works with older
        standard libraries.

CVSWeb URLs:
http://cvs.savannah.gnu.org/viewcvs/tag/src/polynomial.cc?cvsroot=toon&r1=1.2&r2=1.3

Patches:
Index: polynomial.cc
===================================================================
RCS file: /cvsroot/toon/tag/src/polynomial.cc,v
retrieving revision 1.2
retrieving revision 1.3
diff -u -b -r1.2 -r1.3
--- polynomial.cc       12 Jul 2009 12:28:32 -0000      1.2
+++ polynomial.cc       15 Jul 2009 17:38:14 -0000      1.3
@@ -65,7 +65,7 @@
 }
 
 template<int N, int M>
-pair<Vector<N>, Vector<M> > neg_second(const pair<Vector<N>, Vector<M> >& r)
+tuple<Vector<N>, Vector<M> > neg_second(const pair<Vector<N>, Vector<M> >& r)
 {
        return make_pair(r.first, -r.second);
 }
@@ -119,7 +119,7 @@
        //
        // Q_i is always of degree 1, so the number of sign changes
        // can be evaluated using the recursion above efficiently.
-       pair<int, double> changes(double x) const
+       tuple<int, double> changes(double x) const
        {
                int changes=0;
                double v_prev_2 = polyval(f0, x);
@@ -226,7 +226,7 @@
        return (upper + lower)/2;
 }
 
-template<class F> pair<double, double> polish_root_newton(double lower, double 
upper, double lower_val, double upper_val, const F& f)
+template<class F> tuple<double, double> polish_root_newton(double lower, 
double upper, double lower_val, double upper_val, const F& f)
 {
        const double zeps = 1e-20;
        const double eps  = 1e-15;