File 5203-beam_asm-Stricten-tests-for-integers.patch of Package erlang

Overview Repositories Revisions Requests Users Attributes Meta

File 5203-beam_asm-Stricten-tests-for-integers.patch of Package erlang (Revision 2b70b065003482368e5c337a61b47757)

Currently displaying revision 2b70b065003482368e5c337a61b47757 , Show latest

From d5b14a339b5ed6ba15ea8771f061c7ab3c8720fa Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bj=C3=B6rn=20Gustavsson?= <bjorn@erlang.org>
Date: Thu, 30 Jun 2022 05:17:07 +0200
Subject: [PATCH 3/6] beam_asm: Stricten tests for integers

---
 lib/compiler/src/beam_asm.erl | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/lib/compiler/src/beam_asm.erl b/lib/compiler/src/beam_asm.erl
index 7317b2409d..54616e6a51 100644
--- a/lib/compiler/src/beam_asm.erl
+++ b/lib/compiler/src/beam_asm.erl
@@ -454,7 +454,7 @@ encode_arg({y, Y}, Dict) when is_integer(Y), Y >= 0 ->
 encode_arg({atom, Atom}, Dict0) when is_atom(Atom) ->
     {Index, Dict} = beam_dict:atom(Atom, Dict0),
     {encode(?tag_a, Index), Dict};
-encode_arg({integer, N}, Dict) ->
+encode_arg({integer, N}, Dict) when is_integer(N) ->
     %% Conservatively assume that all integers whose absolute
     %% value is greater than 1 bsl 128 will be bignums in
     %% the runtime system.
@@ -540,13 +540,13 @@ encode_alloc_list_1([], Dict, Acc) ->
 
 -spec encode(non_neg_integer(), integer()) -> iolist() | integer().
 
-encode(Tag, N) when N < 0 ->
+encode(Tag, N) when is_integer(N), N < 0 ->
     encode1(Tag, negative_to_bytes(N));
-encode(Tag, N) when N < 16 ->
+encode(Tag, N) when is_integer(N), N < 16 ->
     (N bsl 4) bor Tag;
-encode(Tag, N) when N < 16#800  ->
+encode(Tag, N) when is_integer(N), N < 16#800  ->
     [((N bsr 3) band 2#11100000) bor Tag bor 2#00001000, N band 16#ff];
-encode(Tag, N) ->
+encode(Tag, N) when is_integer(N) ->
     encode1(Tag, to_bytes(N)).
 
 encode1(Tag, Bytes) ->
-- 
2.35.3

Places

File 5203-beam_asm-Stricten-tests-for-integers.patch of Package erlang (Revision 2b70b065003482368e5c337a61b47757)

Places