obtained gcc-4.6.4.tar.bz2 from upstream website;upstream

verified gcc-4.6.4.tar.bz2.sig;
imported gcc-4.6.4 source tree from verified upstream tarball.

downloading a git-generated archive based on the 'upstream' tag
should provide you with a source tree that is binary identical
to the one extracted from the above tarball.

if you have obtained the source via the command 'git clone',
however, do note that line-endings of files in your working
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files in the upstream repository.

1 files changed, 30 insertions, 0 deletions

diff --git a/gcc/testsuite/gfortran.dg/pr16597.f90 b/gcc/testsuite/gfortran.dg/pr16597.f90
new file mode 100644
index 000000000..c29147411
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/pr16597.f90
@@ -0,0 +1,30 @@
+! { dg-do run }
+! { dg-options "-std=legacy" }
+!
+! pr 16597
+! libgfortran
+! reading a direct access record after it was written did
+! not always return the correct data.
+
+      program gfbug4
+      implicit none
+
+      integer      strlen
+      parameter    (strlen = 4)
+
+      integer      iunit 
+      character    string *4
+
+      iunit = 99
+      open (UNIT=iunit,FORM='unformatted',ACCESS='direct',RECL=strlen)
+      write (iunit, rec=1) 'ABCD'
+      read (iunit, rec=1) string
+      close (iunit)
+      if (string.ne.'ABCD') call abort
+
+      open (UNIT=iunit,FORM='unformatted',ACCESS='direct',STATUS='scratch',RECL=strlen)
+      write (iunit, rec=1) 'ABCD'
+      read (iunit, rec=1) string
+      close (iunit)
+      if (string.ne.'ABCD') call abort
+      end