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8340801: Disable ubsan checks in some awt/2d coding

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Reviewed-by: ihse, lucy, goetz, jwaters
This commit is contained in:
Matthias Baesken 2024-10-16 07:28:36 +00:00
parent 577babf196
commit e7cf25ce0e
2 changed files with 45 additions and 0 deletions
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42
src/java.base/share/native/libjava/ub.h Normal file
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@ -0,0 +1,42 @@
/*
* Copyright (c) 2024, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2024 SAP SE. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*
*/
#ifndef _UB_H_
#define _UB_H_
/* ATTRIBUTE_NO_UBSAN - Function attribute which informs the compiler to disable UBSan checks in the
* following function or method.
*/
#ifdef UNDEFINED_BEHAVIOR_SANITIZER
#if defined(__clang__) || defined(__GNUC__)
#define ATTRIBUTE_NO_UBSAN __attribute__((no_sanitize("undefined")))
#endif
#endif
#ifndef ATTRIBUTE_NO_UBSAN
#define ATTRIBUTE_NO_UBSAN
#endif
#endif

3
src/java.desktop/share/native/libawt/java2d/loops/IntRgb.c
View file

@ -34,6 +34,8 @@
#include "ByteGray.h" #include "ByteGray.h"
#include "Index12Gray.h" #include "Index12Gray.h"
#include "ub.h"
/* /*
* This file declares, registers, and defines the various graphics * This file declares, registers, and defines the various graphics
* primitive loops to manipulate surfaces of type "IntRgb". * primitive loops to manipulate surfaces of type "IntRgb".
@ -166,6 +168,7 @@ DEFINE_ALPHA_MASKBLIT(IntArgbPre, IntRgb, 4ByteArgb)
DEFINE_ALPHA_MASKBLIT(IntRgb, IntRgb, 4ByteArgb) DEFINE_ALPHA_MASKBLIT(IntRgb, IntRgb, 4ByteArgb)
ATTRIBUTE_NO_UBSAN
DEFINE_SOLID_DRAWGLYPHLISTAA(IntRgb, 3ByteRgb) DEFINE_SOLID_DRAWGLYPHLISTAA(IntRgb, 3ByteRgb)
DEFINE_SOLID_DRAWGLYPHLISTLCD(IntRgb, 3ByteRgb) DEFINE_SOLID_DRAWGLYPHLISTLCD(IntRgb, 3ByteRgb)