resolve.c (resolve_transfer): Set derived to correct symbol for BT_CLASS.

2017-10-30  Steven G. Kargl   <kargl@gcc.gnu.org>

	* resolve.c (resolve_transfer): Set derived to correct symbol for 
	BT_CLASS.

2017-10-30  Steven G. Kargl   <kargl@gcc.gnu.org>

	* gfortran.dg/dtio_13.f90: Remove TODO comment and dg-error test.

From-SVN: r254241

gcc/fortran/ChangeLog

+2017-10-30  Steven G. Kargl   <kargl@gcc.gnu.org>
+
+	* resolve.c (resolve_transfer): Set derived to correct symbol for 
+	BT_CLASS.
+
 2017-10-29  Jim Wilson  <wilson@tuliptree.org>
 
 	* invoke.texi: Delete adb and sdb references.

gcc/fortran/resolve.c

@@ -9181,7 +9181,7 @@ resolve_transfer (gfc_code *code)
   if (dt && dt->dt_io_kind->value.iokind != M_INQUIRE
       && (ts->type == BT_DERIVED || ts->type == BT_CLASS))
     {
-      if (ts->type == BT_DERIVED)
+      if (ts->type == BT_DERIVED || ts->type == BT_CLASS)
 	derived = ts->u.derived;
       else
 	derived = ts->u.derived->components->ts.u.derived;

gcc/testsuite/ChangeLog

+2017-10-30  Steven G. Kargl   <kargl@gcc.gnu.org>
+
+	* gfortran.dg/dtio_13.f90: Remove TODO comment and dg-error test.
+
 2017-10-30  Paolo Carlini  <paolo.carlini@oracle.com>
 
 	PR c++/82085

gcc/testsuite/gfortran.dg/dtio_13.f90

@@ -136,9 +136,7 @@ program test
    character(3) :: a, b
    class(t) :: chairman ! { dg-error "must be dummy, allocatable or pointer" }
    open (unit=71, file='myunformatted_data.dat', form='unformatted')
-! The following error is spurious and is eliminated if previous error is corrected.
-! TODO Although better than an ICE, fix me.
-   read (71) a, chairman, b ! { dg-error "cannot be polymorphic" }
+   read (71) a, chairman, b 
    close (unit=71)
 end