* Fix compilation issues with prereleases of GCC 4.3, at least in theory.

[ginac.git] / ginac / symmetry.cpp

diff --git a/ginac/symmetry.cpp b/ginac/symmetry.cpp
index 123346bff0bf08e26f033b3105a301f08b4a4a20..6ab0944dd79882d7dd4284a800f4fdf45a9fb06c 100644 (file)
--- a/ginac/symmetry.cpp
+++ b/ginac/symmetry.cpp
@@ -23,6 +23,7 @@
 #include <iostream>
 #include <stdexcept>
 #include <functional>
+#include <limits>
 
 #include "symmetry.h"
 #include "lst.h"
@@ -431,7 +432,7 @@ int canonicalize(exvector::iterator v, const symmetry &symm)
 {
        // Less than two elements? Then do nothing
        if (symm.indices.size() < 2)
-               return INT_MAX;
+               return std::numeric_limits<int>::max();
 
        // Canonicalize children first
        bool something_changed = false;
@@ -442,7 +443,7 @@ int canonicalize(exvector::iterator v, const symmetry &symm)
                int child_sign = canonicalize(v, ex_to<symmetry>(*first));
                if (child_sign == 0)
                        return 0;
-               if (child_sign != INT_MAX) {
+               if (child_sign != std::numeric_limits<int>::max()) {
                        something_changed = true;
                        sign *= child_sign;
                }
@@ -469,7 +470,7 @@ int canonicalize(exvector::iterator v, const symmetry &symm)
                default:
                        break;
        }
-       return something_changed ? sign : INT_MAX;
+       return something_changed ? sign : std::numeric_limits<int>::max();
 }