re PR fortran/80361 ([OOP] bogus recursive call to nonrecursive procedure with ...

2017-04-14  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/80361
	* class.c (generate_finalization_wrapper): Give the finalization wrapper
	the recursive attribute.

2017-04-14  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/80361
	* gfortran.dg/class_62.f90: New test case.

From-SVN: r246934

diff --git a/gcc/fortran/ChangeLog b/gcc/fortran/ChangeLog
index 9f31ad946d83b682dd70d32abfeac999d14f76c1..0fb826d6ee39381ca6c53ba1a5bfd34f5e658bf5 100644 (file)
--- a/gcc/fortran/ChangeLog
+++ b/gcc/fortran/ChangeLog
@@ -1,3 +1,8 @@
+2017-04-14  Janus Weil  <janus@gcc.gnu.org>
+
+       PR fortran/80361
+       * class.c (generate_finalization_wrapper): Give the finalization wrapper
+       the recursive attribute.
 
 2017-04-10  Nicolas Koenig  <koenigni@student.ethz.ch>
             Paul Thomas  <pault@gcc.gnu.org>

diff --git a/gcc/fortran/class.c b/gcc/fortran/class.c
index d507e22ce0947bd26436c247e6429073b28abc93..2d72e9570daa89c64ac0892e6d6c64c49d2ebe35 100644 (file)
--- a/gcc/fortran/class.c
+++ b/gcc/fortran/class.c
@@ -1613,6 +1613,7 @@ generate_finalization_wrapper (gfc_symbol *derived, gfc_namespace *ns,
   final->attr.flavor = FL_PROCEDURE;
   final->attr.function = 1;
   final->attr.pure = 0;
+  final->attr.recursive = 1;
   final->result = final;
   final->ts.type = BT_INTEGER;
   final->ts.kind = 4;

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 3de763f5dc3cf081a42b7b551cde740410b75c00..107f3dd60b55e09303347ad6127b6c2e48aa152a 100644 (file)
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2017-04-14  Janus Weil  <janus@gcc.gnu.org>
+
+       PR fortran/80361
+       * gfortran.dg/class_62.f90: New test case.
+
 2017-04-14  Andrew Burgess  <andrew.burgess@embecosm.com>
 
        * gcc.target/arc/loop-1.c: New file.

diff --git a/gcc/testsuite/gfortran.dg/class_62.f90 b/gcc/testsuite/gfortran.dg/class_62.f90
new file mode 100644 (file)
index 0000000..39ee98d
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/class_62.f90
@@ -0,0 +1,29 @@
+! { dg-do run }
+! { dg-options "-fcheck=recursion" }
+!
+! PR 80361: [5/6/7 Regression] bogus recursive call to nonrecursive procedure with -fcheck=recursion
+!
+! Contributed by Jürgen Reuter <juergen.reuter@desy.de>
+
+program main_ut
+
+  implicit none
+
+  type :: prt_spec_expr_t
+  end type
+
+  type :: prt_expr_t
+     class(prt_spec_expr_t), allocatable :: x
+  end type
+
+  type, extends (prt_spec_expr_t) :: prt_spec_list_t
+     type(prt_expr_t) :: e
+  end type
+
+  class(prt_spec_list_t), allocatable :: y
+
+  allocate (y)
+  allocate (prt_spec_list_t :: y%e%x)
+  deallocate(y)
+
+end program