Author: pfg
Date: Mon Jul 16 00:20:18 2018
New Revision: 336322
URL: https://svnweb.freebsd.org/changeset/base/336322
Log:
MFC r336115;
libiconv: correct undefined behavior.
Detected on NetBSD:
# nm /usr/lib/libc.so|grep sanit
/public/src.git/lib/libc/citrus/modules/citrus_mapper_std.c:173:8:
runtime error: left shift of 1 by 31 places cannot be represented in type
'int'
Obtained from: NetBSD (CVS Rev. 1.11)
Modified:
stable/11/lib/libiconv_modules/mapper_std/citrus_mapper_std.c
Directory Properties:
stable/11/ (props changed)
Modified: stable/11/lib/libiconv_modules/mapper_std/citrus_mapper_std.c
==============================================================================
--- stable/11/lib/libiconv_modules/mapper_std/citrus_mapper_std.c Sun Jul
15 22:18:31 2018 (r336321)
+++ stable/11/lib/libiconv_modules/mapper_std/citrus_mapper_std.c Mon Jul
16 00:20:18 2018 (r336322)
@@ -1,5 +1,5 @@
/* $FreeBSD$ */
-/* $NetBSD: citrus_mapper_std.c,v 1.10 2011/11/19 18:48:39 tnozaki Exp $
*/
+/* $NetBSD: citrus_mapper_std.c,v 1.11 2018/06/11 18:03:38 kamil Exp $ */
/*-
* Copyright (c)2003, 2006 Citrus Project,
@@ -159,7 +159,7 @@ rowcol_parse_variable_compat(struct _citrus_mapper_std
rc->rc_dst_invalid = be32toh(rcx->rcx_dst_invalid);
rc->rc_dst_unit_bits = be32toh(rcx->rcx_dst_unit_bits);
m = be32toh(rcx->rcx_src_col_bits);
- n = 1 << (m - 1);
+ n = 1U << (m - 1);
n |= n - 1;
rc->rc_src_rowcol_bits = m;
rc->rc_src_rowcol_mask = n;
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