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authorYann Herklotz <git@yannherklotz.com>2021-09-17 18:28:55 +0100
committerYann Herklotz <git@yannherklotz.com>2021-09-17 18:28:55 +0100
commita1c401a4eba5fc9fcf42933f70005ecb679a4c1c (patch)
tree26637fca5d1da9b3d049234721d593a60b03a6d3 /cparser/Cflow.ml
parentc49caca4b5f0239b43610fbfe012d6ba0211b364 (diff)
parent1daf96cdca4d828c333cea5c9a314ef861342984 (diff)
downloadcompcert-a1c401a4eba5fc9fcf42933f70005ecb679a4c1c.tar.gz
compcert-a1c401a4eba5fc9fcf42933f70005ecb679a4c1c.zip
Merge branch 'master' into dev/michalisdev/michalis
Diffstat (limited to 'cparser/Cflow.ml')
-rw-r--r--cparser/Cflow.ml15
1 files changed, 10 insertions, 5 deletions
diff --git a/cparser/Cflow.ml b/cparser/Cflow.ml
index cc257189..061e958e 100644
--- a/cparser/Cflow.ml
+++ b/cparser/Cflow.ml
@@ -6,10 +6,11 @@
(* *)
(* Copyright Institut National de Recherche en Informatique et en *)
(* Automatique. All rights reserved. This file is distributed *)
-(* under the terms of the GNU General Public License as published by *)
-(* the Free Software Foundation, either version 2 of the License, or *)
-(* (at your option) any later version. This file is also distributed *)
-(* under the terms of the INRIA Non-Commercial License Agreement. *)
+(* under the terms of the GNU Lesser General Public License as *)
+(* published by the Free Software Foundation, either version 2.1 of *)
+(* the License, or (at your option) any later version. *)
+(* This file is also distributed under the terms of the *)
+(* INRIA Non-Commercial License Agreement. *)
(* *)
(* *********************************************************************)
@@ -23,8 +24,12 @@ open Cutil
module StringSet = Set.Make(String)
(* Functions declared noreturn by the standard *)
+(* We also add our own "__builtin_unreachable" function because, currently,
+ it is difficult to attach attributes to a built-in function. *)
+
let std_noreturn_functions =
- ["longjmp";"exit";"_exit";"abort";"_Exit";"quick_exit";"thrd_exit"]
+ ["longjmp";"exit";"_exit";"abort";"_Exit";"quick_exit";"thrd_exit";
+ "__builtin_unreachable"]
(* Statements are abstracted as "flow transformers":
functions from possible inputs to possible outcomes.