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authorSteven G. Kargl <kargl@gcc.gnu.org>2016-11-24 18:27:58 +0000
committerSteven G. Kargl <kargl@gcc.gnu.org>2016-11-24 18:27:58 +0000
commitfba5a793b30b22de6ac5ad185b99b45b835227fd (patch)
tree22bb3c1416369168cbf9ac5707841d5e6e9e4475 /gcc/fortran/interface.c
parent11e554b3b5528e98f2576a06e8ad4d51fbed0d56 (diff)
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re PR fortran/78500 (ICE in gfc_check_vardef_context, at fortran/expr.c:5289)
2016-11-24 Steven G. Kargl <kargl@gcc.gnu.org> PR fortran/78500 * expr.c (gfc_check_vardef_contextm): Fix NULL pointer dereference. * interface.c (matching_typebound_op): Ditto. 2016-11-24 Steven G. Kargl <kargl@gcc.gnu.org> PR fortran/78500 * gfortran.dg/class_result_4.f90: New test. From-SVN: r242846
Diffstat (limited to 'gcc/fortran/interface.c')
-rw-r--r--gcc/fortran/interface.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/gcc/fortran/interface.c b/gcc/fortran/interface.c
index a0cb0bb..4c8d671 100644
--- a/gcc/fortran/interface.c
+++ b/gcc/fortran/interface.c
@@ -3885,7 +3885,7 @@ matching_typebound_op (gfc_expr** tb_base,
if (base->expr->ts.type == BT_CLASS)
{
- if (CLASS_DATA (base->expr) == NULL
+ if (!base->expr->ts.u.derived || CLASS_DATA (base->expr) == NULL
|| !gfc_expr_attr (base->expr).class_ok)
continue;
derived = CLASS_DATA (base->expr)->ts.u.derived;