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From: "vries at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug testsuite/65107] FAIL: gfortran.dg/eof_4.f90, runtime error: File 'test.dat' already exists
Date: Wed, 18 Feb 2015 16:32:00 -0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65107

--- Comment #2 from vries at gcc dot gnu.org ---
(In reply to Dominique d'Humieres from comment #1)
> > But cleaning after itself does not guarantee that this failure is fixed.
> > We need to ensure that all tests that use test.dat clean up after themselves.
> 
> AFAICT this is done for normal execution, but not if the test aborts.

You're right. The test.dat I see, is from gfortran.dg/read_eof_8.f90. Something
like this will probably fix that:
...
diff --git a/gcc/testsuite/gfortran.dg/read_eof_8.f90
b/gcc/testsuite/gfortran.dg/read_eof_8.f90
index 7436a2b..86228da 100644
--- a/gcc/testsuite/gfortran.dg/read_eof_8.f90
+++ b/gcc/testsuite/gfortran.dg/read_eof_8.f90
@@ -20,6 +20,7 @@ program test
   enddo
   call abort
 100 if (k /= 5) call abort
+  close(25, status="delete")
   stop
 101 call abort
 end program test
...