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-rw-r--r--gcc/fortran/ChangeLog5
-rw-r--r--gcc/fortran/array.c8
2 files changed, 12 insertions, 1 deletions
diff --git a/gcc/fortran/ChangeLog b/gcc/fortran/ChangeLog
index 692b8ff..dc89407 100644
--- a/gcc/fortran/ChangeLog
+++ b/gcc/fortran/ChangeLog
@@ -1,3 +1,8 @@
+2017-07-06 Harald Anlauf <anlauf@gmx.de>
+
+ PR fortran/70071
+ * array.c (gfc_ref_dimen_size): Handle bad subscript triplets.
+
2017-07-03 Dominique d'Humieres <dominiq@lps.ens.fr>
PR fortran/79866
diff --git a/gcc/fortran/array.c b/gcc/fortran/array.c
index 30656c1..46642bb 100644
--- a/gcc/fortran/array.c
+++ b/gcc/fortran/array.c
@@ -2203,9 +2203,15 @@ gfc_ref_dimen_size (gfc_array_ref *ar, int dimen, mpz_t *result, mpz_t *end)
bool t;
gfc_expr *stride_expr = NULL;
- if (dimen < 0 || ar == NULL || dimen > ar->dimen - 1)
+ if (dimen < 0 || ar == NULL)
gfc_internal_error ("gfc_ref_dimen_size(): Bad dimension");
+ if (dimen > ar->dimen - 1)
+ {
+ gfc_error ("Bad array dimension at %L", &ar->c_where[dimen]);
+ return false;
+ }
+
switch (ar->dimen_type[dimen])
{
case DIMEN_ELEMENT: