From: Jerry DeLisle <jvdelisle@gcc.gnu.org>
Date: Wed, 18 Jan 2006 06:23:24 +0000 (+0000)
Subject: re PR libfortran/25697 (libfortran - Segmentation fault/ Bad Address on unformatted... 
X-Git-Tag: releases/gcc-4.2.0~4793
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=40263924c8d1458818c6229fcc7516dc70ddcfb7;p=thirdparty%2Fgcc.git

re PR libfortran/25697 (libfortran - Segmentation fault/ Bad Address on unformatted read)

2006-01-17  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR fortran/25697
	* gfortran.dg/read_eof.f90: New test.

From-SVN: r109872
---

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 017c3a0fd018..dc5c57a360ed 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2006-01-17  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
+
+	PR fortran/25697
+	* gfortran.dg/read_eof.f90: New test.
+
 2006-01-17  Andrew Pinski  <pinskia@physics.uc.edu>
 
 	* gcc.dg/torture/fp-int-convert-float128.c: Fix dg-do line,
diff --git a/gcc/testsuite/gfortran.dg/read_eof.f90 b/gcc/testsuite/gfortran.dg/read_eof.f90
new file mode 100644
index 000000000000..b5c49016a4aa
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/read_eof.f90
@@ -0,0 +1,27 @@
+! { dg-do run }
+! PR25697 Check that reading from a file that is at end-of-file does not
+! segfault or give error.  Test case derived from example in PR from Dale Ranta.
+! Contributed by Jerry DeLisle  <jvdelisle@gcc.gnu.org>
+       integer data(9)
+       do i = 1,9
+         data(i)=-3
+       enddo
+       open(unit=11,status='scratch',form='unformatted')
+       write(11)data
+       read(11,end=        1000 )data
+       call abort()
+ 1000  continue
+       backspace 11
+       backspace 11
+       write(11)data
+       rewind 11
+       data = 0
+       read(11,end=        1001 )data
+ 1001  continue
+       read(11,end=        1002 )data
+       call abort
+ 1002  continue
+       if (.not. all(data == -3)) call abort()
+       close(11)
+       end
+