gcc/testsuite/gfortran.dg/pr39937.f

   1 C { dg-do compile }
   2 C { dg-options "-std=legacy" }
   3       SUBROUTINE DTREVC( SIDE, HOWMNY, SELECT, N, T, LDT, VL, LDVL, VR,
   4      $                   LDVR, MM, M, WORK, INFO )
   5       DOUBLE PRECISION   T( LDT, * ), VL( LDVL, * ), VR( LDVR, * ),
   6      $                   WORK( * )
   7       DOUBLE PRECISION   X( 2, 2 )
   8       CALL DLALN2( .FALSE., 1, 1, SMIN, ONE, T( J, J ),
   9      $                            ZERO, X, 2, SCALE, XNORM, IERR ) ! { dg-warning "Type mismatch" }
  10       CALL DSCAL( KI, SCALE, WORK( 1+N ), 1 )
  11       DO 90 J = KI - 2, 1, -1
  12       IF( J.GT.JNXT )
  13      $               GO TO 90
  14       JNXT = J - 1
  15       IF( J.GT.1 ) THEN
  16           IF( T( J, J-1 ).NE.ZERO ) THEN
  17               IF( WORK( J ).GT.BIGNUM / XNORM ) THEN
  18                   X( 1, 1 ) = X( 1, 1 ) / XNORM
  19               END IF
  20           END IF
  21           CALL DLALN2( .FALSE., 2, 2, SMIN, ONE,
  22      $                            T( J-1, J-1 ), LDT, ONE, ONE,  ! { dg-warning "Type mismatch" }
  23      $                            XNORM, IERR )  ! { dg-warning "Type mismatch" }
  24           CALL DAXPY( J-2, -X( 1, 1 ), T( 1, J-1 ), 1,
  25      $                           WORK( 1+N ), 1 )
  26           CALL DAXPY( J-2, -X( 2, 2 ), T( 1, J ), 1,
  27      $                           WORK( 1+N2 ), 1 )
  28       END IF
  29    90          CONTINUE
  30       END