lst(0) now works as expected

[ginac.git] / check / time_dennyfliegner.cpp

diff --git a/check/time_dennyfliegner.cpp b/check/time_dennyfliegner.cpp
index cbae278bf82ff28d5d903e411b45d67853cb6af1..5920b4336ffd4639b3ddc9c96d5c990706a4b99c 100644 (file)
--- a/check/time_dennyfliegner.cpp
+++ b/check/time_dennyfliegner.cpp
@@ -7,7 +7,7 @@
  *  after which e should be just a1^2. */
 
 /*
- *  GiNaC Copyright (C) 1999-2000 Johannes Gutenberg University Mainz, Germany
+ *  GiNaC Copyright (C) 1999-2003 Johannes Gutenberg University Mainz, Germany
  *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -33,22 +33,16 @@ static unsigned expand_subs(unsigned size)
        vector<symbol> a;
        ex e;
        for (unsigned i=0; i<size; ++i) {
-#if defined(HAVE_SSTREAM)
                ostringstream buf;
                buf << "a" << i << ends;
                a.push_back(symbol(buf.str()));
-#else
-               char buf[4];
-               ostrstream(buf,sizeof(buf)) << "a" << i << ends;
-               a.push_back(symbol(buf));
-#endif
                e += a[i];
        }
        ex aux;
        
        // prepare aux so it will swallow anything but a1^2:
        aux = -e + a[0] + a[1];
-       e = pow(e,2).expand().subs(a[0]==aux).expand();
+       e = pow(e,2).expand().subs(a[0]==aux, subs_options::no_pattern).expand();
        
        if (e != pow(a[1],2)) {
                clog << "Denny Fliegner's quick consistency check erroneously returned "
@@ -59,7 +53,7 @@ static unsigned expand_subs(unsigned size)
        return result;
 }
 
-unsigned time_dennyfliegner(void)
+unsigned time_dennyfliegner()
 {
        unsigned result = 0;
        
@@ -70,10 +64,10 @@ unsigned time_dennyfliegner(void)
        vector<double> times;
        timer breitling;
        
-       sizes.push_back(25);
        sizes.push_back(50);
        sizes.push_back(100);
        sizes.push_back(200);
+       sizes.push_back(500);
        
        for (vector<unsigned>::iterator i=sizes.begin(); i!=sizes.end(); ++i) {
                breitling.start();