From bbd151137a139c9c057e41650c18d6954fa8ea60 Mon Sep 17 00:00:00 2001
From: Andre Maroneze <andre.maroneze@cea.fr>
Date: Wed, 12 Jan 2022 17:17:44 +0100
Subject: [PATCH] [Kernel] avoid crash due to invalid variadic builtin usage
---
src/kernel_services/ast_printing/cil_printer.ml | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/src/kernel_services/ast_printing/cil_printer.ml b/src/kernel_services/ast_printing/cil_printer.ml
index ca1847c257a..d7a95024779 100644
--- a/src/kernel_services/ast_printing/cil_printer.ml
+++ b/src/kernel_services/ast_printing/cil_printer.ml
@@ -1223,8 +1223,12 @@ class cil_printer () = object (self)
| Some vi ->
let formals = Cil.getFormalsDecl vi in
match List.rev formals with
- | [] -> assert false (* Typing error, this function is variadic and should
- have at least one argument *)
+ | [] ->
+ (* Typing error, this function should
+ have at least one named argument *)
+ Kernel.abort ~current:true
+ "%s should have at least one named argument"
+ vi.vname
| f :: _ -> Cil.new_exp ~loc:f.vdecl (Lval (Cil.var f))
(**** STATEMENTS ****)
--
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