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authorThomas König <tkoenig@gcc.gnu.org>2020-01-16 22:09:37 +0100
committerThomas König <tkoenig@gcc.gnu.org>2020-01-19 10:23:18 +0100
commit52354dadb80b60c3fd05fb1b5aa3feb15a98b8af (patch)
treefe6ec0a52facd95ff1a1f3047b1f65e148ce88df /gcc/fortran
parent2589beb1d1a065f75a5515c9e2698de12a421913 (diff)
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Check for illegal reference in function.
Diffstat (limited to 'gcc/fortran')
-rw-r--r--gcc/fortran/ChangeLog7
-rw-r--r--gcc/fortran/primary.c1
-rw-r--r--gcc/fortran/resolve.c7
3 files changed, 15 insertions, 0 deletions
diff --git a/gcc/fortran/ChangeLog b/gcc/fortran/ChangeLog
index 524ebff..3f412fd 100644
--- a/gcc/fortran/ChangeLog
+++ b/gcc/fortran/ChangeLog
@@ -1,3 +1,10 @@
+2020-01-19 Thomas König <tkoenig@gcc.gnu.org>
+
+ PR fortran/44960
+ * primary.c (gfc_match_rvalue): Break after setting MATCH_ERROR.
+ * resolve.c (resolve_function): Issue error when a
+ function call contains a reference.
+
2020-01-17 Mark Eggleston <mark.eggleston@codethink.com>
PR fortran/93236
diff --git a/gcc/fortran/primary.c b/gcc/fortran/primary.c
index 07b8ac0..bd50827 100644
--- a/gcc/fortran/primary.c
+++ b/gcc/fortran/primary.c
@@ -3661,6 +3661,7 @@ gfc_match_rvalue (gfc_expr **result)
gfc_error ("The leftmost part-ref in a data-ref cannot be a "
"function reference at %C");
m = MATCH_ERROR;
+ break;
}
m = MATCH_YES;
diff --git a/gcc/fortran/resolve.c b/gcc/fortran/resolve.c
index bddab39..e840aec 100644
--- a/gcc/fortran/resolve.c
+++ b/gcc/fortran/resolve.c
@@ -3129,6 +3129,13 @@ resolve_function (gfc_expr *expr)
|| sym->intmod_sym_id == GFC_ISYM_CAF_SEND))
return true;
+ if (expr->ref)
+ {
+ gfc_error ("Unexpected junk after %qs at %L", expr->symtree->n.sym->name,
+ &expr->where);
+ return false;
+ }
+
if (sym && sym->attr.intrinsic
&& !gfc_resolve_intrinsic (sym, &expr->where))
return false;