mirror of git://sourceware.org/git/glibc.git
108 lines
3.6 KiB
C
108 lines
3.6 KiB
C
/* Test <stdbit.h> type-generic macros with -Wconversion.
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Copyright (C) 2024-2025 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 <stdbit.h>
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#include <support/check.h>
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unsigned char uc;
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unsigned short us;
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unsigned int ui;
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unsigned long int ul;
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unsigned long long int ull;
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static int
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do_test (void)
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{
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/* The main point of this test is the compile-time test that there
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are no -Wconversion warnings from the type-generic macros, not
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the runtime execution of those macros. */
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(void) stdc_leading_zeros (uc);
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(void) stdc_leading_zeros (us);
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(void) stdc_leading_zeros (ui);
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(void) stdc_leading_zeros (ul);
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(void) stdc_leading_zeros (ull);
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(void) stdc_leading_ones (uc);
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(void) stdc_leading_ones (us);
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(void) stdc_leading_ones (ui);
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(void) stdc_leading_ones (ul);
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(void) stdc_leading_ones (ull);
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(void) stdc_trailing_zeros (uc);
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(void) stdc_trailing_zeros (us);
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(void) stdc_trailing_zeros (ui);
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(void) stdc_trailing_zeros (ul);
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(void) stdc_trailing_zeros (ull);
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(void) stdc_trailing_ones (uc);
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(void) stdc_trailing_ones (us);
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(void) stdc_trailing_ones (ui);
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(void) stdc_trailing_ones (ul);
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(void) stdc_trailing_ones (ull);
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(void) stdc_first_leading_zero (uc);
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(void) stdc_first_leading_zero (us);
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(void) stdc_first_leading_zero (ui);
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(void) stdc_first_leading_zero (ul);
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(void) stdc_first_leading_zero (ull);
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(void) stdc_first_leading_one (uc);
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(void) stdc_first_leading_one (us);
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(void) stdc_first_leading_one (ui);
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(void) stdc_first_leading_one (ul);
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(void) stdc_first_leading_one (ull);
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(void) stdc_first_trailing_zero (uc);
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(void) stdc_first_trailing_zero (us);
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(void) stdc_first_trailing_zero (ui);
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(void) stdc_first_trailing_zero (ul);
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(void) stdc_first_trailing_zero (ull);
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(void) stdc_first_trailing_one (uc);
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(void) stdc_first_trailing_one (us);
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(void) stdc_first_trailing_one (ui);
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(void) stdc_first_trailing_one (ul);
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(void) stdc_first_trailing_one (ull);
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(void) stdc_count_zeros (uc);
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(void) stdc_count_zeros (us);
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(void) stdc_count_zeros (ui);
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(void) stdc_count_zeros (ul);
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(void) stdc_count_zeros (ull);
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(void) stdc_count_ones (uc);
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(void) stdc_count_ones (us);
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(void) stdc_count_ones (ui);
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(void) stdc_count_ones (ul);
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(void) stdc_count_ones (ull);
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(void) stdc_has_single_bit (uc);
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(void) stdc_has_single_bit (us);
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(void) stdc_has_single_bit (ui);
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(void) stdc_has_single_bit (ul);
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(void) stdc_has_single_bit (ull);
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(void) stdc_bit_width (uc);
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(void) stdc_bit_width (us);
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(void) stdc_bit_width (ui);
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(void) stdc_bit_width (ul);
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(void) stdc_bit_width (ull);
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(void) stdc_bit_floor (uc);
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(void) stdc_bit_floor (us);
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(void) stdc_bit_floor (ui);
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(void) stdc_bit_floor (ul);
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(void) stdc_bit_floor (ull);
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(void) stdc_bit_ceil (uc);
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(void) stdc_bit_ceil (us);
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(void) stdc_bit_ceil (ui);
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(void) stdc_bit_ceil (ul);
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(void) stdc_bit_ceil (ull);
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return 0;
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}
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#include <support/test-driver.c>
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