kc3-lang/gnulib/tests/test-printf-posix.c

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• Hash : 01b5720b
  Author :
  Date : 2020-08-11T01:53:13
  

  Use many __attribute__s with clang.
  
  * m4/gnulib-common.m4 (_Noreturn): Use __attribute__ __noreturn__ also
  on clang.
  * lib/cdefs.h (__glibc_clang_has_attribute, __glibc_clang_has_builtin):
  New macros.
  (__THROW, __THROWNL, __NTH, __NTHNL): Use __attribute__ __nothrow__ also
  on clang.
  (__warndecl, __warnattr, __errordecl): Use __attribute__ __diagnose_if__
  also on older clang versions.
  (__attribute__): Don't define to empty on clang.
  (__attribute_malloc__): Use __attribute__ __malloc__ also on clang.
  (__attribute_pure__): Use __attribute__ __pure__ also on clang.
  (__attribute_const__): Use __attribute__ __const__ also on clang.
  (__attribute_used__): Use __attribute__ __used__ also on clang.
  (__attribute_noinline__): Use __attribute__ __noinline__ also on clang.
  (__attribute_deprecated__): Use __attribute__ __deprecated__ also on
  clang.
  (__attribute_format_arg__): Use __attribute__ __format_arg__ also on
  clang.
  (__attribute_format_strfmon__): Use __attribute__ __format__ __strfmon__
  also on clang.
  (__nonnull): Use __attribute__ __nonnull__ also on clang.
  (__attribute_warn_unused_result__): Use __attribute__
  __warn_unused_result__ also on clang.
  (__always_inline): Use __attribute__ __always_inline__ also on clang.
  (__attribute_artificial__): Use __attribute__ __artificial__ also on
  clang >= 7.
  (__glibc_unlikely, __glibc_likely): Use __builtin_expect also on older
  clang versions.
  (_Noreturn): Don't redefine on clang >= 3.5.
  * lib/arg-nonnull.h (_GL_ARG_NONNULL): Use __attribute__ __nonnull__
  also on clang.
  * lib/dirent.in.h (_GL_ATTRIBUTE_PURE): Use __attribute__ __pure__ also
  on clang.
  * lib/stdlib.in.h (_GL_ATTRIBUTE_PURE): Likewise.
  * lib/string.in.h (_GL_ATTRIBUTE_PURE): Likewise.
  * lib/wchar.in.h (_GL_ATTRIBUTE_PURE): Likewise.
  * lib/stdio.in.h (_GL_ATTRIBUTE_FORMAT): Use __attribute__ __format__
  also on clang.
  * lib/monetary.in.h (_GL_ATTRIBUTE_FORMAT): Likewise.
  * lib/textstyle.in.h (ostream_printf, ostream_vprintf): Likewise.
  * lib/unitypes.in.h (_UC_ATTRIBUTE_CONST): Use __attribute__ __const__
  also on clang.
  (_UC_ATTRIBUTE_PURE): Use __attribute__ __pure__ also on clang.
  * lib/noreturn.h (_GL_NORETURN_FUNC, _GL_NORETURN_FUNCPTR): Use
  __attribute__ __noreturn__ also on clang.
  * lib/obstack.h (__attribute_noreturn__): Likewise.
  * lib/file-set.h (record_file): Use __attribute__ __nonnull__ also on
  clang.
  * lib/argp-help.c (hol_entry_long_iterate): Use __attribute__
  always_inline also on clang.
  * tests/test-printf-posix.c (func1, func2, func3, func4): Test also on
  clang.
  

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• tests/test-printf-posix.c

• /* Test of POSIX compatible printf() function.
     Copyright (C) 2007-2020 Free Software Foundation, Inc.
  
     This program is free software: you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
     the Free Software Foundation; either version 3 of the License, or
     (at your option) any later version.
  
     This program 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 for more details.
  
     You should have received a copy of the GNU General Public License
     along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
  
  /* Written by Bruno Haible <bruno@clisp.org>, 2007.  */
  
  #include <config.h>
  
  #include <stdio.h>
  
  #include "signature.h"
  SIGNATURE_CHECK (printf, int, (char const *, ...));
  
  #include <stddef.h>
  #include <stdint.h>
  #include <string.h>
  
  #include "macros.h"
  
  #include "test-printf-posix.h"
  
  int
  main (int argc, char *argv[])
  {
    test_function (printf);
    return 0;
  }
  
  /* Test whether __attribute__ (__format__ (...)) still works.  */
  #if (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 7) || defined __clang__) && !defined __STRICT_ANSI__
  extern int func1 (char *, size_t, const char *, ...)
       __attribute__ ((__format__ (__printf__, 3, 4)));
  extern int func2 (char *, size_t, const char *, ...)
       __attribute__ ((__format__ (printf, 3, 4)));
  extern int func3 (char *, size_t, const char *, ...)
       __attribute__ ((format (__printf__, 3, 4)));
  extern int func4 (char *, size_t, const char *, ...)
       __attribute__ ((format (printf, 3, 4)));
  #endif
  

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