From: Jerry DeLisle <jvdelisle@gcc.gnu.org>
Date: Sat, 21 Nov 2009 02:45:48 +0000 (+0000)
Subject: re PR fortran/42090 (I/O: Problems when reading partial records in formatted direct... 
X-Git-Tag: releases/gcc-4.3.5~285
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=98e3354b784a39b8b4b2fca51194d94312ee5020;p=thirdparty%2Fgcc.git

re PR fortran/42090 (I/O: Problems when reading partial records in formatted direct access files)

2009-11-20  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/42090
	* gfortran.dg/direct_io_11.f90: New test.

From-SVN: r154398
---

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 077763691d72..6a7b77ad0b15 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2009-11-20  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
+
+	PR libgfortran/42090
+	* gfortran.dg/direct_io_11.f90: New test.
+
 2009-11-13  Jason Merrill  <jason@redhat.com>
 
 	PR c++/21008, DR 515
diff --git a/gcc/testsuite/gfortran.dg/direct_io_11.f90 b/gcc/testsuite/gfortran.dg/direct_io_11.f90
new file mode 100644
index 000000000000..a2b8afc358ff
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/direct_io_11.f90
@@ -0,0 +1,55 @@
+! { dg-do run }
+! PR42090 Problems reading partial records in formatted direct access files
+! Test case from PR, prepared by Jerry DeLisle <jvdelisle@gcc.gnu.org>
+program da_good_now
+  implicit none
+  real :: a, b
+
+  a = 1.111111111
+  b = 2.222222222
+
+  open( 10, file = 't.dat', form = 'formatted', access = 'direct', recl = 12 )
+  write( 10, rec = 1, fmt = '( f6.4, /, f6.4 )' ) a, b
+  close( 10 )
+
+  a = -1.0
+  b = -1.0
+
+  open( 10, file = 't.dat', form = 'formatted', access = 'direct', recl = 12 )
+
+  read( 10, rec = 1, fmt = '( f6.4, /, f6.4 )' ) a, b
+  !write( *, '( "partial record 1", t25, 2( f6.4, 1x ) )' ) a, b
+  a = -1.0
+  b = -1.0
+
+  read( 10, rec = 1, fmt = '( f6.4 )' ) a, b
+  !write( *, '( "partial record 2", t25, 2( f6.4, 1x ) )' ) a, b
+  if (a /= 1.1111 .and. b /= 2.2222) call abort()
+  a = -1.0
+  b = -1.0
+
+  read( 10, rec = 1, fmt = '( f12.4, /, f12.4 )' ) a, b
+  !write( *, '( "full record 1", t25, 2( f6.4, 1x ) )' ) a, b
+  if (a /= 1.1111 .and. b /= 2.2222) call abort()
+  a = -1.0
+  b = -1.0
+
+  read( 10, rec = 1, fmt = '( f12.4 )' ) a, b
+  !write( *, '( "full record 2", t25, 2( f6.4, 1x ) )' ) a, b
+  if (a /= 1.1111 .and. b /= 2.2222) call abort()
+  a = -1.0
+  b = -1.0
+
+  read( 10, rec = 1, fmt = '( f6.4, 6x, /, f6.4, 6x )' ) a, b
+  !write( *, '( "full record with 6x", t25, 2( f6.4, 1x ) )' ) a, b
+  if (a /= 1.1111 .and. b /= 2.2222) call abort()
+  a = -1.0
+  b = -1.0
+
+  read( 10, rec = 1, fmt = '( f6.4 )' ) a
+  read( 10, rec = 2, fmt = '( f6.4 )' ) b
+  !write( *, '( "record at a time", t25, 2( f6.4, 1x ) )' ) a, b
+  if (a /= 1.1111 .and. b /= 2.2222) call abort()
+
+  close( 10, status="delete")
+end program da_good_now