test t6.inp to debug 'cr'

pub/src/curve.cpp

@@ -364,8 +364,7 @@ void NCurveFile::ChangeRange()
             fc->range_T = PNode();
             continue;
         }
-        PNode T = user_xaxparse( expr.c_str() );
-        fc->range_T = T;
+        fc->range_T = user_xaxparse( expr.c_str() );
     }
 }
 

test/t6.inp

+# test fit range restriction (command 'cr')
+fm 11 1 \
+oy 7+x^2.2
+cc p0+p1*t^2
+cr x<5
+cf