Fix some DEC I/O testcases.

	gcc/testsuite/gfortran.dg/
	* dec_io_5.f90, dec_io_6.f90: Don't use "test.txt", and use
	dg-shouldfail/dg-output instead of XFAIL.

From-SVN: r241623

gcc/testsuite/ChangeLog

+2016-10-27  Fritz Reese <fritzoreese@gmail.com>
+
+	* gfortran.dg/dec_io_5.f90: Don't use "test.txt", and use
+	dg-shouldfail/dg-output instead of XFAIL.
+	* gfortran.dg/dec_io_6.f90: Likewise.
+
 2016-10-27  Thomas Preud'homme  <thomas.preudhomme@arm.com>
 
 	* gcc.target/arm/atomic-comp-swap-release-acquire-3.c: New test.

gcc/testsuite/gfortran.dg/dec_io_5.f90

-! { dg-do run "xfail *-*-*" }
+! { dg-do run }
 ! { dg-options "-fdec" }
+! { dg-shouldfail "ACTION conflicts with READONLY" }
 !
 ! Test that we get a run-time error for opening a READONLY file with
 ! ACTION='WRITE'.
@@ -8,10 +9,11 @@
 implicit none
 
 integer :: fd = 8
-character(*), parameter :: f = "test.txt"
+character(*), parameter :: f = "dec_io_5.txt"
 character(10), volatile :: c
 c = 'write'
 
-open(unit=fd,file=f,action=c,readonly) ! XFAIL "ACTION conflicts with READONLY"
+open(unit=fd,file=f,action=c,readonly)
 
 end
+! { dg-output "ACTION conflicts with READONLY" }

gcc/testsuite/gfortran.dg/dec_io_6.f90

-! { dg-do run "xfail *-*-*" }
+! { dg-do run }
 ! { dg-options "-fdec" }
 !
-! Test that we get a run-time error for close-on-delete with READONLY.
+! Test that we get a run-time warning for close-on-delete with READONLY,
+! and that the file is protected from deletion.
 !
 
 implicit none
 
 integer :: fd = 8
-character(*), parameter :: f = "test.txt"
+character(*), parameter :: f = "dec_io_6.txt"
+logical :: exists
+
+open(unit=fd,file=f,action='write')
+close(unit=fd)
 
 open(unit=fd,file=f,action='read',readonly)
-close(unit=fd,status='delete') ! XFAIL "protected by READONLY"
+close(unit=fd,status='delete') ! { dg-output "file protected by READONLY" }
+
+inquire(file=f, EXIST=exists)
+if (.not. exists) then
+  print *, 'file was not protected by READONLY!'
+  call abort()
+endif
+
+open(unit=fd,file=f,action='write')
+close(unit=fd,status='delete') ! cleanup
 
 end