BUG: Fix the loop range in ZHEEQUB.f

Author: ilayn

lapack-netlib/SRC/zheequb.f

@@ -271,7 +271,7 @@ SUBROUTINE ZHEEQUB( UPLO, N, A, LDA, S, SCOND, AMAX, WORK, INFO )
          AVG = AVG / N
 
          STD = 0.0D0
-         DO I = N+1, N
+         DO I = N+1, 2*N
             WORK( I ) = S( I-N ) * WORK( I-N ) - AVG
          END DO
          CALL ZLASSQ( N, WORK( N+1 ), 1, SCALE, SUMSQ )