| /* Test integer width macros in <stdint.h>. |
| Copyright (C) 2016-2018 Free Software Foundation, Inc. |
| This file is part of the GNU C Library. |
| |
| The GNU C Library is free software; you can redistribute it and/or |
| modify it under the terms of the GNU Lesser General Public |
| License as published by the Free Software Foundation; either |
| version 2.1 of the License, or (at your option) any later version. |
| |
| The GNU C Library 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 |
| Lesser General Public License for more details. |
| |
| You should have received a copy of the GNU Lesser General Public |
| License along with the GNU C Library; if not, see |
| <http://www.gnu.org/licenses/>. */ |
| |
| #include <signal.h> |
| #include <stddef.h> |
| #include <stdint.h> |
| #include <stdio.h> |
| #include <wchar.h> |
| |
| #define CHECK_WIDTH(TYPE, MAX, WIDTH) \ |
| do \ |
| { \ |
| if ((MAX >> ((TYPE) -1 < 0 ? (WIDTH - 2) : (WIDTH - 1))) != 1) \ |
| { \ |
| puts ("bad width of " #TYPE); \ |
| result = 1; \ |
| } \ |
| else \ |
| puts ("width of " #TYPE " OK"); \ |
| } \ |
| while (0) |
| |
| static int |
| do_test (void) |
| { |
| int result = 0; |
| |
| #ifndef INT8_WIDTH |
| # error "missing INT8_WIDTH" |
| #endif |
| CHECK_WIDTH (int8_t, INT8_MAX, INT8_WIDTH); |
| #ifndef INT16_WIDTH |
| # error "missing INT16_WIDTH" |
| #endif |
| CHECK_WIDTH (int16_t, INT16_MAX, INT16_WIDTH); |
| #ifndef INT32_WIDTH |
| # error "missing INT32_WIDTH" |
| #endif |
| CHECK_WIDTH (int32_t, INT32_MAX, INT32_WIDTH); |
| #ifndef INT64_WIDTH |
| # error "missing INT64_WIDTH" |
| #endif |
| CHECK_WIDTH (int64_t, INT64_MAX, INT64_WIDTH); |
| #ifndef UINT8_WIDTH |
| # error "missing UINT8_WIDTH" |
| #endif |
| CHECK_WIDTH (uint8_t, UINT8_MAX, UINT8_WIDTH); |
| #ifndef UINT16_WIDTH |
| # error "missing UINT16_WIDTH" |
| #endif |
| CHECK_WIDTH (uint16_t, UINT16_MAX, UINT16_WIDTH); |
| #ifndef UINT32_WIDTH |
| # error "missing UINT32_WIDTH" |
| #endif |
| CHECK_WIDTH (uint32_t, UINT32_MAX, UINT32_WIDTH); |
| #ifndef UINT64_WIDTH |
| # error "missing UINT64_WIDTH" |
| #endif |
| CHECK_WIDTH (uint64_t, UINT64_MAX, UINT64_WIDTH); |
| |
| #ifndef INT_LEAST8_WIDTH |
| # error "missing INT_LEAST8_WIDTH" |
| #endif |
| CHECK_WIDTH (int_least8_t, INT_LEAST8_MAX, INT_LEAST8_WIDTH); |
| #ifndef INT_LEAST16_WIDTH |
| # error "missing INT_LEAST16_WIDTH" |
| #endif |
| CHECK_WIDTH (int_least16_t, INT_LEAST16_MAX, INT_LEAST16_WIDTH); |
| #ifndef INT_LEAST32_WIDTH |
| # error "missing INT_LEAST32_WIDTH" |
| #endif |
| CHECK_WIDTH (int_least32_t, INT_LEAST32_MAX, INT_LEAST32_WIDTH); |
| #ifndef INT_LEAST64_WIDTH |
| # error "missing INT_LEAST64_WIDTH" |
| #endif |
| CHECK_WIDTH (int_least64_t, INT_LEAST64_MAX, INT_LEAST64_WIDTH); |
| #ifndef UINT_LEAST8_WIDTH |
| # error "missing UINT_LEAST8_WIDTH" |
| #endif |
| CHECK_WIDTH (uint_least8_t, UINT_LEAST8_MAX, UINT_LEAST8_WIDTH); |
| #ifndef UINT_LEAST16_WIDTH |
| # error "missing UINT_LEAST16_WIDTH" |
| #endif |
| CHECK_WIDTH (uint_least16_t, UINT_LEAST16_MAX, UINT_LEAST16_WIDTH); |
| #ifndef UINT_LEAST32_WIDTH |
| # error "missing UINT_LEAST32_WIDTH" |
| #endif |
| CHECK_WIDTH (uint_least32_t, UINT_LEAST32_MAX, UINT_LEAST32_WIDTH); |
| #ifndef UINT_LEAST64_WIDTH |
| # error "missing UINT_LEAST64_WIDTH" |
| #endif |
| CHECK_WIDTH (uint_least64_t, UINT_LEAST64_MAX, UINT_LEAST64_WIDTH); |
| |
| #ifndef INT_FAST8_WIDTH |
| # error "missing INT_FAST8_WIDTH" |
| #endif |
| CHECK_WIDTH (int_fast8_t, INT_FAST8_MAX, INT_FAST8_WIDTH); |
| #ifndef INT_FAST16_WIDTH |
| # error "missing INT_FAST16_WIDTH" |
| #endif |
| CHECK_WIDTH (int_fast16_t, INT_FAST16_MAX, INT_FAST16_WIDTH); |
| #ifndef INT_FAST32_WIDTH |
| # error "missing INT_FAST32_WIDTH" |
| #endif |
| CHECK_WIDTH (int_fast32_t, INT_FAST32_MAX, INT_FAST32_WIDTH); |
| #ifndef INT_FAST64_WIDTH |
| # error "missing INT_FAST64_WIDTH" |
| #endif |
| CHECK_WIDTH (int_fast64_t, INT_FAST64_MAX, INT_FAST64_WIDTH); |
| #ifndef UINT_FAST8_WIDTH |
| # error "missing UINT_FAST8_WIDTH" |
| #endif |
| CHECK_WIDTH (uint_fast8_t, UINT_FAST8_MAX, UINT_FAST8_WIDTH); |
| #ifndef UINT_FAST16_WIDTH |
| # error "missing UINT_FAST16_WIDTH" |
| #endif |
| CHECK_WIDTH (uint_fast16_t, UINT_FAST16_MAX, UINT_FAST16_WIDTH); |
| #ifndef UINT_FAST32_WIDTH |
| # error "missing UINT_FAST32_WIDTH" |
| #endif |
| CHECK_WIDTH (uint_fast32_t, UINT_FAST32_MAX, UINT_FAST32_WIDTH); |
| #ifndef UINT_FAST64_WIDTH |
| # error "missing UINT_FAST64_WIDTH" |
| #endif |
| CHECK_WIDTH (uint_fast64_t, UINT_FAST64_MAX, UINT_FAST64_WIDTH); |
| |
| #ifndef INTPTR_WIDTH |
| # error "missing INTPTR_WIDTH" |
| #endif |
| CHECK_WIDTH (intptr_t, INTPTR_MAX, INTPTR_WIDTH); |
| #ifndef UINTPTR_WIDTH |
| # error "missing UINTPTR_WIDTH" |
| #endif |
| CHECK_WIDTH (uintptr_t, UINTPTR_MAX, UINTPTR_WIDTH); |
| |
| #ifndef INTMAX_WIDTH |
| # error "missing INTMAX_WIDTH" |
| #endif |
| CHECK_WIDTH (intmax_t, INTMAX_MAX, INTMAX_WIDTH); |
| #ifndef UINTMAX_WIDTH |
| # error "missing UINTMAX_WIDTH" |
| #endif |
| CHECK_WIDTH (uintmax_t, UINTMAX_MAX, UINTMAX_WIDTH); |
| |
| #ifndef PTRDIFF_WIDTH |
| # error "missing PTRDIFF_WIDTH" |
| #endif |
| CHECK_WIDTH (ptrdiff_t, PTRDIFF_MAX, PTRDIFF_WIDTH); |
| #ifndef SIG_ATOMIC_WIDTH |
| # error "missing SIG_ATOMIC_WIDTH" |
| #endif |
| CHECK_WIDTH (sig_atomic_t, SIG_ATOMIC_MAX, SIG_ATOMIC_WIDTH); |
| #ifndef SIZE_WIDTH |
| # error "missing SIZE_WIDTH" |
| #endif |
| CHECK_WIDTH (size_t, SIZE_MAX, SIZE_WIDTH); |
| #ifndef WCHAR_WIDTH |
| # error "missing WCHAR_WIDTH" |
| #endif |
| CHECK_WIDTH (wchar_t, WCHAR_MAX, WCHAR_WIDTH); |
| #ifndef WINT_WIDTH |
| # error "missing WINT_WIDTH" |
| #endif |
| CHECK_WIDTH (wint_t, WINT_MAX, WINT_WIDTH); |
| |
| return result; |
| } |
| |
| #define TEST_FUNCTION do_test () |
| #include "../test-skeleton.c" |