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49 lines
1.4 KiB
C
49 lines
1.4 KiB
C
/* Test endian.h endian-conversion macros work with -Wsign-conversion.
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Copyright (C) 2018-2025 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#include <endian.h>
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#include <stdint.h>
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uint16_t u16;
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uint32_t u32;
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uint64_t u64;
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static int
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do_test (void)
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{
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/* This is a compilation test. */
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u16 = (htobe16 (u16));
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u16 = (htole16 (u16));
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u16 = (be16toh (u16));
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u16 = (le16toh (u16));
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u32 = (htobe32 (u32));
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u32 = (htole32 (u32));
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u32 = (be32toh (u32));
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u32 = (le32toh (u32));
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u64 = (htobe64 (u64));
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u64 = (htole64 (u64));
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u64 = (be64toh (u64));
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u64 = (le64toh (u64));
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(void) u16;
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(void) u32;
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(void) u64;
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return 0;
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}
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#include <support/test-driver.c>
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