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[Bug fortran/71883] [5/6/7 Regression] ICE in identical_array_ref, at fortran/dependency.c:104
- From: "tkoenig at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Fri, 22 Jul 2016 18:11:28 +0000
- Subject: [Bug fortran/71883] [5/6/7 Regression] ICE in identical_array_ref, at fortran/dependency.c:104
- Auto-submitted: auto-generated
- References: <bug-71883-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71883
--- Comment #10 from Thomas Koenig <tkoenig at gcc dot gnu.org> ---
Not quite as radical, but could also help avoid quite a few
errors in front-end optimization:
ndex: frontend-passes.c
===================================================================
--- frontend-passes.c (Revision 238638)
+++ frontend-passes.c (Arbeitskopie)
@@ -119,6 +119,7 @@ void
gfc_run_passes (gfc_namespace *ns)
{
+ int w, e;
/* Warn about dubious DO loops where the index might
change. */
@@ -136,6 +137,10 @@ gfc_run_passes (gfc_namespace *ns)
expr_array.release ();
}
+ gfc_get_errors (&w, &e);
+ if (e >0)
+ return;
+
if (flag_realloc_lhs)
realloc_strings (ns);
}