From: Jerry DeLisle <jvdelisle@gcc.gnu.org>
Date: Wed, 28 Dec 2005 21:12:52 +0000 (+0000)
Subject: re PR libfortran/25139 ("Invalid argument" error on I/O)
X-Git-Tag: releases/gcc-4.2.0~5125
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=03345deb5e9e0b9c4442338366467a8050164a53;p=thirdparty%2Fgcc.git

re PR libfortran/25139 ("Invalid argument" error on I/O)

2005-12-28  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/25139
	* gfortran.dg/backspace_2.f: New test.

From-SVN: r109123
---

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index ca119ddc8c49..d3fc200a643d 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2005-12-28  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
+
+	PR libgfortran/25139
+	* gfortran.dg/backspace_2.f: New test.
+
 2005-12-28  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 
 	PR libgfortran/25550
diff --git a/gcc/testsuite/gfortran.dg/backspace_2.f b/gcc/testsuite/gfortran.dg/backspace_2.f
new file mode 100644
index 000000000000..4291e0463e18
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/backspace_2.f
@@ -0,0 +1,21 @@
+! { dg-do run }
+! PR25139 Repeated backspaces and reads.
+! Derived from example given in PR by Dale Ranta and FX Coudert
+! Contributed by Jerry DeLisle  <jvdelisle@gcc.gnu.org> 
+      integer dat(5)
+      dat = (/ 0, 0, 0, 0, 1 /)
+      write(11) dat,dat,dat,dat
+      rewind 11
+      write(11) dat
+      read(11,end=1008) dat
+      call abort()
+ 1008 continue
+      backspace 11
+      write(11) dat
+      read(11,end=1011) dat
+      call abort()
+ 1011 continue
+      backspace 11
+      backspace 11
+      end
+