re PR fortran/86907 (bogus warning "No location in expression near")

2018-10-27  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/86907
	* frontend-passes.c (check_locus_code): Add information that
	warning about missing location information points to an
	inconsisten internal state.
	(check_locus_expr): Likewise.

From-SVN: r265559

gcc/fortran/ChangeLog

+2018-10-27  Thomas Koenig  <tkoenig@gcc.gnu.org>
+
+	PR fortran/86907
+	* frontend-passes.c (check_locus_code): Add information that
+	warning about missing location information points to an
+	inconsisten internal state.
+	(check_locus_expr): Likewise.
+
 2018-10-25  Jakub Jelinek  <jakub@redhat.com>
 
 	PR fortran/87725

gcc/fortran/frontend-passes.c

@@ -190,7 +190,8 @@ check_locus_code (gfc_code **c, int *walk_subtrees ATTRIBUTE_UNUSED,
 {
   current_code = c;
   if (c && *c && (((*c)->loc.nextc == NULL) || ((*c)->loc.lb == NULL)))
-    gfc_warning_internal (0, "No location in statement");
+    gfc_warning_internal (0, "Inconsistent internal state: "
+			  "No location in statement");
 
   return 0;
 }
@@ -205,7 +206,8 @@ check_locus_expr (gfc_expr **e, int *walk_subtrees ATTRIBUTE_UNUSED,
 {
 
   if (e && *e && (((*e)->where.nextc == NULL || (*e)->where.lb == NULL)))
-    gfc_warning_internal (0, "No location in expression near %L",
+    gfc_warning_internal (0, "Inconsistent internal state: "
+			  "No location in expression near %L",
 			  &((*current_code)->loc));
   return 0;
 }