include/diagnostics.h

   1 /* Copyright (C) 2017-2018 Free Software Foundation, Inc.
   2
   3    This program is free software; you can redistribute it and/or modify
   4    it under the terms of the GNU General Public License as published by
   5    the Free Software Foundation; either version 3 of the License, or
   6    (at your option) any later version.
   7
   8    This program is distributed in the hope that it will be useful,
   9    but WITHOUT ANY WARRANTY; without even the implied warranty of
  10    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11    GNU General Public License for more details.
  12
  13    You should have received a copy of the GNU General Public License
  14    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  15
  16 #ifndef DIAGNOSTICS_H
  17 #define DIAGNOSTICS_H
  18
  19 #ifdef __GNUC__
  20 # define DIAGNOSTIC_PUSH _Pragma ("GCC diagnostic push")
  21 # define DIAGNOSTIC_POP _Pragma ("GCC diagnostic pop")
  22
  23 /* Stringification.  */
  24 # define DIAGNOSTIC_STRINGIFY_1(x) #x
  25 # define DIAGNOSTIC_STRINGIFY(x) DIAGNOSTIC_STRINGIFY_1 (x)
  26
  27 # define DIAGNOSTIC_IGNORE(option) \
  28   _Pragma (DIAGNOSTIC_STRINGIFY (GCC diagnostic ignored option))
  29 #else
  30 # define DIAGNOSTIC_PUSH
  31 # define DIAGNOSTIC_POP
  32 # define DIAGNOSTIC_IGNORE(option)
  33 #endif
  34
  35 #if defined (__clang__) /* clang */
  36
  37 # define DIAGNOSTIC_IGNORE_SELF_MOVE DIAGNOSTIC_IGNORE ("-Wself-move")
  38 # define DIAGNOSTIC_IGNORE_DEPRECATED_REGISTER \
  39   DIAGNOSTIC_IGNORE ("-Wdeprecated-register")
  40 # define DIAGNOSTIC_IGNORE_UNUSED_FUNCTION \
  41   DIAGNOSTIC_IGNORE ("-Wunused-function")
  42 # if __has_warning ("-Wenum-compare-switch")
  43 #  define DIAGNOSTIC_IGNORE_SWITCH_DIFFERENT_ENUM_TYPES \
  44    DIAGNOSTIC_IGNORE ("-Wenum-compare-switch")
  45 # endif
  46 #elif defined (__GNUC__) /* GCC */
  47
  48 # define DIAGNOSTIC_IGNORE_UNUSED_FUNCTION \
  49   DIAGNOSTIC_IGNORE ("-Wunused-function")
  50
  51 # if __GNUC__ == 8 && __GNUC_MINOR__ < 2
  52 #  define DIAGNOSTIC_IGNORE_STRINGOP_TRUNCATION \
  53   DIAGNOSTIC_IGNORE ("-Wstringop-truncation")
  54 # endif
  55 #endif
  56
  57 #ifndef DIAGNOSTIC_IGNORE_SELF_MOVE
  58 # define DIAGNOSTIC_IGNORE_SELF_MOVE
  59 #endif
  60
  61 #ifndef DIAGNOSTIC_IGNORE_DEPRECATED_REGISTER
  62 # define DIAGNOSTIC_IGNORE_DEPRECATED_REGISTER
  63 #endif
  64
  65 #ifndef DIAGNOSTIC_IGNORE_UNUSED_FUNCTION
  66 # define DIAGNOSTIC_IGNORE_UNUSED_FUNCTION
  67 #endif
  68
  69 #ifndef DIAGNOSTIC_IGNORE_SWITCH_DIFFERENT_ENUM_TYPES
  70 # define DIAGNOSTIC_IGNORE_SWITCH_DIFFERENT_ENUM_TYPES
  71 #endif
  72
  73 #ifndef DIAGNOSTIC_IGNORE_STRINGOP_TRUNCATION
  74 # define DIAGNOSTIC_IGNORE_STRINGOP_TRUNCATION
  75 #endif
  76
  77 #endif /* DIAGNOSTICS_H */