PR fortran/53389
* trans-array.c (gfc_add_loop_ss_code): Don't evaluate
* expression, if
ss->is_alloc_lhs is set.
2012-05-23 Tobias Burnus <burnus@net-b.de>
PR fortran/53389
* gfortran.dg/realloc_on_assign_15.f90: New.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@187808
138bc75d-0d04-0410-961f-
82ee72b054a4
+2012-05-23 Tobias Burnus <burnus@net-b.de>
+
+ PR fortran/53389
+ * trans-array.c (gfc_add_loop_ss_code): Don't evaluate expression, if
+ ss->is_alloc_lhs is set.
+
2012-05-07 Tobias Burnus <burnus@net-b.de>
Backport from mainline:
bool skip_nested = false;
int n;
+ /* Don't evaluate the arguments for realloc_lhs_loop_for_fcn_call; otherwise,
+ arguments could get evaluated multiple times. */
+ if (ss->is_alloc_lhs)
+ return;
+
outer_loop = outermost_loop (loop);
/* TODO: This can generate bad code if there are ordering dependencies,
+2012-05-23 Tobias Burnus <burnus@net-b.de>
+
+ PR fortran/53389
+ * gfortran.dg/realloc_on_assign_15.f90: New.
+
2012-05-22 Richard Guenther <rguenther@suse.de>
PR tree-optimization/53408
--- /dev/null
+! { dg-do run }
+!
+! PR fortran/53389
+!
+! The program was leaking memory before due to
+! realloc on assignment and nested functions.
+!
+module foo
+ implicit none
+ contains
+
+ function filler(array, val)
+ real, dimension(:), intent(in):: array
+ real, dimension(size(array)):: filler
+ real, intent(in):: val
+
+ filler=val
+
+ end function filler
+end module
+
+program test
+ use foo
+ implicit none
+
+ real, dimension(:), allocatable:: x, y
+ integer, parameter:: N=1000 !*1000
+ integer:: i
+
+! allocate( x(N) )
+ allocate( y(N) )
+ y=0.0
+
+ do i=1, N
+! print *,i
+ x=filler(filler(y, real(2*i)), real(i))
+ y=y+x
+ end do
+
+end program test