re PR fortran/33077 (RANDOM_SEED failure for integer(kind=8))

	PR fortran/33077
	* intrinsics/random.c (random_seed_i8): Fix code logic.
	* gfortran.dg/random_7.f90: Initialize variable.

From-SVN: r127512

gcc/testsuite/ChangeLog

+2007-08-15  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
+
+	PR fortran/33077
+	* gfortran.dg/random_7.f90: Initialize variable.
+
 2007-08-15  Jakub Jelinek  <jakub@redhat.com>
 
 	PR middle-end/33074

gcc/testsuite/gfortran.dg/random_7.f90

@@ -7,8 +7,11 @@ program trs
   integer, allocatable, dimension(:) :: seed, check
   call test_random_seed(size)
   allocate(seed(size),check(size))
+  seed(:) = huge(seed) / 17
   call test_random_seed(put=seed)
   call test_random_seed(get=check)
+  print *, seed
+  print *, check
   if (any (seed /= check)) call abort
 contains
   subroutine test_random_seed(size, put, get)

libgfortran/ChangeLog

+2007-08-15  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
+
+	PR fortran/33077
+	* intrinsics/random.c (random_seed_i8): Fix code logic.
+
 2007-08-13  Danny Smith  <dannysmit@users.sourceforge.net>
 
 	* acinclude.m4 (GTHREAD_USE_WEAK) Define to 0 for mingw32.

libgfortran/intrinsics/random.c

@@ -731,8 +731,8 @@ random_seed_i8 (GFC_INTEGER_8 *size, gfc_array_i8 *put, gfc_array_i8 *get)
         runtime_error ("Array size of PUT is too small.");
 
       /*  This code now should do correct strides.  */
-      for (i = 0; i < kiss_size; i += 2)
-	memcpy (&kiss_seed[i], &(put->data[i * put->dim[0].stride]),
+      for (i = 0; i < kiss_size / 2; i++)
+	memcpy (&kiss_seed[2*i], &(put->data[i * put->dim[0].stride]),
 		sizeof (GFC_UINTEGER_8));
     }
 
@@ -748,8 +748,8 @@ random_seed_i8 (GFC_INTEGER_8 *size, gfc_array_i8 *put, gfc_array_i8 *get)
 	runtime_error ("Array size of GET is too small.");
 
       /*  This code now should do correct strides.  */
-      for (i = 0; i < kiss_size; i += 2)
-	memcpy (&(get->data[i * get->dim[0].stride]), &kiss_seed[i],
+      for (i = 0; i < kiss_size / 2; i++)
+	memcpy (&(get->data[i * get->dim[0].stride]), &kiss_seed[2*i],
 		sizeof (GFC_UINTEGER_8));
     }