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045d88df7c
The warnings appeared after the -fno-builtin compiler flag was removed (#17898), but the code is looking fine and tests/periph_cpuid shows correct results.
43 lines
1.2 KiB
C
43 lines
1.2 KiB
C
/*
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* Copyright (C) 2017 Eistec AB
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* Copyright (C) 2014-2016 Freie Universität Berlin
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* Copyright (C) 2015 James Hollister
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*
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* This file is subject to the terms and conditions of the GNU Lesser
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* General Public License v2.1. See the file LICENSE in the top level
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* directory for more details.
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*/
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/**
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* @ingroup drivers_periph_cpuid
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* @{
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*
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* @file
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* @brief Generic implementation of the CPUID driver interface
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*
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* @author Thomas Eichinger <thomas.eichinger@fu-berlin.de>
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* @author James Hollister <jhollisterjr@gmail.com>
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* @author Hauke Petersen <hauke.petersen@fu-berlin.de>
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* @author Joakim Nohlgård <joakim.nohlgard@eistec.se>
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*
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* @}
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*/
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#include <stdint.h>
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#include <string.h>
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#include "periph/cpuid.h"
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#ifdef CPUID_ADDR
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void cpuid_get(void *id)
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{
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/* gcc 11.2.0 builtin bounds checking raises the following false positive warnings */
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#pragma GCC diagnostic push
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#pragma GCC diagnostic ignored "-Wpragmas" /* silence the CI due to unknown -Wstringop-overread */
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#pragma GCC diagnostic ignored "-Warray-bounds"
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#pragma GCC diagnostic ignored "-Wstringop-overread"
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memcpy(id, (void *)CPUID_ADDR, CPUID_LEN);
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#pragma GCC diagnostic pop
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}
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#endif
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