*** 49,69 ****
  
          /* if y is nan, replace it by x */
          if (y != y)
                  y = x;
  
!         /* if x is greater than y or x and y are unordered, replace x by y */
! #if defined(COMPARISON_MACRO_BUG)
!         if (x != x || x > y)
! #else
!         if (!islessequal(x, y))
! #endif
                  x = y;
  
          /*
!          * now x and y are either both NaN or both numeric; set the
!          * sign of the result if either x or y has its sign set
           */
          xx.ld = x;
          yy.ld = y;
  #if defined(__sparc)
          s = (xx.i[0] | yy.i[0]) & 0x80000000;
--- 49,68 ----
  
          /* if y is nan, replace it by x */
          if (y != y)
                  y = x;
  
!         /* if x is nan, replace it by y */
!         if (x != x)
!                 x = y;
! 
!         /* At this point, x and y are either both numeric, or both NaN */
!         if (!isnan(x) && !islessequal(x, y))
                  x = y;
  
          /*
!          * set the sign of the result if either x or y has its sign set
           */
          xx.ld = x;
          yy.ld = y;
  #if defined(__sparc)
          s = (xx.i[0] | yy.i[0]) & 0x80000000;