re PR fortran/77501 ([F03] ICE in gfc_match_generic, at fortran/decl.c:9429)

2016-11-12  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/77501
	* class.c (gfc_find_typebound_intrinsic_op): Remove an unnecessary
	assert and nullification.
	* decl.c (gfc_match_decl_type_spec): Use gfc_get_tbp_symtree,
	fix indentation.
	(gfc_match_generic): Remove an unnecessary assert.
	Use gfc_get_tbp_symtree to avoid ICE.

2016-11-12  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/77501
	* gfortran.dg/typebound_generic_16.f90: New test.

From-SVN: r242335
This commit is contained in:
Janus Weil 2016-11-12 10:25:47 +01:00
parent 330cc73d98
commit b93d8a3f16
5 changed files with 44 additions and 28 deletions

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@ -1,3 +1,13 @@
2016-11-12 Janus Weil <janus@gcc.gnu.org>
PR fortran/77501
* class.c (gfc_find_typebound_intrinsic_op): Remove an unnecessary
assert and nullification.
* decl.c (gfc_match_decl_type_spec): Use gfc_get_tbp_symtree,
fix indentation.
(gfc_match_generic): Remove an unnecessary assert.
Use gfc_get_tbp_symtree to avoid ICE.
2016-11-10 Fritz O. Reese <fritzoreese@gmail.com>
PR fortran/78277

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@ -2963,15 +2963,6 @@ gfc_find_typebound_intrinsic_op (gfc_symbol* derived, bool* t,
gfc_symtree*
gfc_get_tbp_symtree (gfc_symtree **root, const char *name)
{
gfc_symtree *result;
result = gfc_find_symtree (*root, name);
if (!result)
{
result = gfc_new_symtree (root, name);
gcc_assert (result);
result->n.tb = NULL;
}
return result;
gfc_symtree *result = gfc_find_symtree (*root, name);
return result ? result : gfc_new_symtree (root, name);
}

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@ -3202,9 +3202,7 @@ gfc_match_decl_type_spec (gfc_typespec *ts, int implicit_flag)
}
else
{
st = gfc_find_symtree (gfc_current_ns->sym_root, "STAR");
if (st == NULL)
st = gfc_new_symtree (&gfc_current_ns->sym_root, "STAR");
st = gfc_get_tbp_symtree (&gfc_current_ns->sym_root, "STAR");
st->n.sym = upe;
upe->refs++;
}
@ -9731,14 +9729,7 @@ gfc_match_generic (void)
gfc_symtree* st;
st = gfc_find_symtree (is_op ? ns->tb_uop_root : ns->tb_sym_root, name);
if (st)
{
tb = st->n.tb;
gcc_assert (tb);
}
else
tb = NULL;
tb = st ? st->n.tb : NULL;
break;
}
@ -9783,10 +9774,8 @@ gfc_match_generic (void)
case INTERFACE_USER_OP:
{
const bool is_op = (op_type == INTERFACE_USER_OP);
gfc_symtree* st;
st = gfc_new_symtree (is_op ? &ns->tb_uop_root : &ns->tb_sym_root,
name);
gfc_symtree* st = gfc_get_tbp_symtree (is_op ? &ns->tb_uop_root :
&ns->tb_sym_root, name);
gcc_assert (st);
st->n.tb = tb;

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@ -1,3 +1,8 @@
2016-11-12 Janus Weil <janus@gcc.gnu.org>
PR fortran/77501
* gfortran.dg/typebound_generic_16.f90: New test.
2016-11-12 Jakub Jelinek <jakub@redhat.com>
PR c++/71225

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@ -0,0 +1,21 @@
! { dg-do compile }
!
! PR 77501: [F03] ICE in gfc_match_generic, at fortran/decl.c:9429
!
! Contributed by Gerhard Steinmetz <gerhard.steinmetz.fortran@t-online.de>
module m1
type t
contains
generic :: f => g ! { dg-error "must target a specific binding" }
generic :: g => h ! { dg-error "Undefined specific binding" }
end type
end
module m2
type t
contains
generic :: f => g ! { dg-error "must target a specific binding" }
generic :: g => f ! { dg-error "Undefined specific binding" }
end type
end