From b232c5f7ae1ccd16b2b9aa2ddc1ca8c0c8ef2b62 Mon Sep 17 00:00:00 2001
From: Chris Matrakidis <address@hidden>
Date: Sun, 8 Jan 2017 23:31:03 +0200
Subject: [PATCH 3/3] intfeas1 needs to check objective only when bound
 specified


diff --git a/src/api/intfeas1.c b/src/api/intfeas1.c
index c2e5989..f440984 100644
--- a/src/api/intfeas1.c
+++ b/src/api/intfeas1.c
@@ -123,22 +123,24 @@ int glp_intfeas1(glp_prob *P, int use_bound, int obj_bound)
             goto done;
          }
       }
-      /* check the objective function */
-      temp = (int)P->c0;
-      if ((double)temp != P->c0)
-      {  xprintf("glp_intfeas1: objective constant term %g is non-integ"
-            "er or out of range\n", P->c0);
-         ret = GLP_EDATA;
-         goto done;
-      }
-      for (j = 1; j <= P->n; j++)
-      {  temp = (int)P->col[j]->coef;
-         if ((double)temp != P->col[j]->coef)
-         {  xprintf("glp_intfeas1: column %d: objective coefficient is "
-               "non-integer or out of range\n", j, P->col[j]->coef);
+      /* check the objective function if a bound is requested */
+      if (use_bound)
+      {  temp = (int)P->c0;
+         if ((double)temp != P->c0)
+         {  xprintf("glp_intfeas1: objective constant term %g is non-integ"
+               "er or out of range\n", P->c0);
             ret = GLP_EDATA;
             goto done;
          }
+         for (j = 1; j <= P->n; j++)
+         {  temp = (int)P->col[j]->coef;
+            if ((double)temp != P->col[j]->coef)
+            {  xprintf("glp_intfeas1: column %d: objective coefficient is "
+                  "non-integer or out of range\n", j, P->col[j]->coef);
+               ret = GLP_EDATA;
+               goto done;
+            }
+         }
       }
       /* save the objective function and set it to zero */
       obj_ind = xcalloc(1+P->n, sizeof(int));
-- 
2.7.4