[range-ops] Minor readability fix.

gcc/ChangeLog:

	* range-op-float.cc (range_operator_float::fold_range): Make check
	for maybe_isnan more readable.

diff --git a/gcc/range-op-float.cc b/gcc/range-op-float.cc
index 0c4ec8dd1782b091106a0d858ebe75a3b5b5fb03..adb0cbaa6d58e8a7397f07560c4ccca1f825ea66 100644 (file)
--- a/gcc/range-op-float.cc
+++ b/gcc/range-op-float.cc
@@ -83,10 +83,12 @@ range_operator_float::fold_range (frange &r, tree type,
 
   r.set (type, lb, ub);
 
-  if (lb_nan || ub_nan || maybe_nan)
+  if (lb_nan || ub_nan || maybe_nan
+      || op1.maybe_isnan ()
+      || op2.maybe_isnan ())
     // Keep the default NAN (with a varying sign) set by the setter.
     ;
-  else if (!op1.maybe_isnan () && !op2.maybe_isnan ())
+  else
     r.clear_nan ();
 
   return true;