build-aux/gcc-warning.spec

   1 # options to filter out, and why
   2 --all-warnings                          alias for -Wall
   3 --extra-warnings                        alias for -Wextra
   4 -Wabi-tag                               c++
   5 -Wabi=                                  c++
   6 -Wabi                                   this is now a no-op
   7 -Waggregate-return                      obsolescent
   8 -Waliasing                              fortran
   9 -Walign-commons                         fortran
  10 -Waligned-new=[none|global|all]         c++
  11 -Walloca                                we like alloca in small doses
  12 -Walloca-larger-than=<number>           FIXME: choose something sane?
  13 -Walloc-size-larger-than=               handled specially by gl_MANYWARN_ALL_GCC
  14 -Walloc-zero                            Gnulib fixes this problem
  15 -Wampersand                             fortran
  16 -Wargument-mismatch                     fortran
  17 -Warray-bounds                          covered by -Warray-bounds=
  18 -Warray-bounds=<0,2>                    handled specially by gl_MANYWARN_ALL_GCC
  19 -Warray-temporaries                     fortran
  20 -Wassign-intercept                      objc/objc++
  21 -Wc++-compat                            only useful for code meant to be compiled by a C++ compiler
  22 -Wc++0x-compat                          c++
  23 -Wc++11-compat                          c++
  24 -Wc++14-compat                          c++
  25 -Wc++17-compat                          c++
  26 -Wc++1z-compat                          c++
  27 -Wc-binding-type                        fortran
  28 -Wc90-c99-compat                        c compatibility
  29 -Wc99-c11-compat                        c compatibility
  30 -Wcast-qual                             FIXME maybe? too much noise; encourages bad changes
  31 -Wcatch-value                           c++
  32 -Wcatch-value=<0,3>                     c++
  33 -Wcharacter-truncation                  fortran
  34 -Wchkp                                  deprecated
  35 -Wclass-memaccess                       c++
  36 -Wcompare-reals                         fortran
  37 -Wconditionally-supported               c++ and objc++
  38 -Wconversion                            FIXME maybe? too much noise; encourages bad changes
  39 -Wconversion-extra                      fortran
  40 -Wconversion-null                       c++ and objc++
  41 -Wctor-dtor-privacy                     c++
  42 -Wdeclaration-after-statement           FIXME: do not want.  others may
  43 -Wdelete-incomplete                     c++ and objc++
  44 -Wdelete-non-virtual-dtor               c++
  45 -Wdo-subscript                          fortran
  46 -Weffc++                                c++
  47 -Werror-implicit-function-declaration   deprecated
  48 -Wextra-semi                            c++
  49 -Wfloat-conversion                      FIXME maybe? borderline.  some will want this
  50 -Wfloat-equal                           FIXME maybe? borderline.  some will want this
  51 -Wformat                                covered by -Wformat=2
  52 -Wformat=<0,2>                          gcc --help=warnings artifact
  53 -Wformat-overflow<0,2>                  gcc --help=warnings artifact
  54 -Wformat-overflow=<0,2>                 handled specially by gl_MANYWARN_ALL_GCC
  55 -Wformat-truncation                     covered by -Wformat-truncation=2
  56 -Wformat-truncation=<0,2>               handled specially by gl_MANYWARN_ALL_GCC
  57 -Wframe-larger-than=<number>            FIXME: choose something sane?
  58 -Wfunction-elimination                  fortran
  59 -Wimplicit-fallthrough                  covered by -Wimplicit-fallthrough=2
  60 -Wimplicit-fallthrough=<0,5>            handled specially by gl_MANYWARN_ALL_GCC
  61 -Wimplicit-interface                    fortran
  62 -Wimplicit-procedure                    fortran
  63 -Winherited-variadic-ctor               c++
  64 -Winteger-division                      fortran
  65 -Wintrinsic-shadow                      fortran
  66 -Wintrinsics-std                        fortran
  67 -Winvalid-offsetof                      c++ and objc++
  68 -Wjump-misses-init                      only useful for code meant to be compiled by a C++ compiler
  69 -Wlarger-than-                          gcc --help=warnings artifact
  70 -Wlarger-than=<number>                  FIXME: choose something sane?
  71 -Wline-truncation                       fortran
  72 -Wliteral-suffix                        c++ and objc++
  73 -Wlong-long                             obsolescent
  74 -Wlto-type-mismatch                     c++ and objc++
  75 -Wmissing-format-attribute              obsolescent
  76 -Wmissing-noreturn                      obsolescent
  77 -Wmultiple-inheritance                  c++ and objc++
  78 -Wnamespaces                            c++
  79 -Wnoexcept                              c++
  80 -Wnoexcept-type                         c++
  81 -Wnon-template-friend                   c++
  82 -Wnon-virtual-dtor                      c++
  83 -Wnormalized                            covered by -Wnormalized=
  84 -Wnormalized=[none|id|nfc|nfkc]         handled specially by gl_MANYWARN_ALL_GCC
  85 -Wold-style-cast                        c++ and objc++
  86 -Woverloaded-virtual                    c++
  87 -Woverride-init-side-effects            c++ and objc++
  88 -Wpadded                                FIXME maybe?  warns about "stabil" member in /usr/include/bits/timex.h
  89 -Wpedantic                              FIXME: too strict?
  90 -Wplacement-new                         c++
  91 -Wplacement-new=<0,2>                   c++
  92 -Wpmf-conversions                       c++ and objc++
  93 -Wproperty-assign-default               objc++
  94 -Wprotocol                              objc++
  95 -Wreal-q-constant                       fortran
  96 -Wrealloc-lhs                           fortran
  97 -Wrealloc-lhs-all                       fortran
  98 -Wredundant-decls                       FIXME maybe? many _gl_cxxalias_dummy FPs
  99 -Wregister                              c++ and objc++
 100 -Wreorder                               c++ and objc++
 101 -Wselector                              objc and objc++
 102 -Wshadow-ivar                           objc
 103 -Wshadow=compatible-local               covered by -Wshadow
 104 -Wshadow-compatible-local               covered by -Wshadow
 105 -Wshadow=global                         covered by -Wshadow
 106 -Wshadow=local                          covered by -Wshadow
 107 -Wshadow-local                          covered by -Wshadow
 108 -Wshift-overflow                        covered by -Wshift-overflow=2
 109 -Wshift-overflow=<0,2>                  gcc --help=warnings artifact
 110 -Wsign-compare                          FIXME maybe? borderline.  some will want this
 111 -Wsign-conversion                       FIXME maybe? borderline.  some will want this
 112 -Wsign-promo                            c++ and objc++
 113 -Wsized-deallocation                    c++ and objc++
 114 -Wstack-usage=<number>                  FIXME: choose something sane?
 115 -Wstrict-aliasing=<0,3>                 FIXME: choose something sane?
 116 -Wstrict-null-sentinel                  c++ and objc++
 117 -Wstrict-overflow=<0,5>                 FIXME: choose something sane?
 118 -Wstrict-selector-match                 objc and objc++
 119 -Wstringop-overflow                     covered by -Wstringop-overflow=
 120 -Wstringop-overflow=<0,4>               handled specially by gl_MANYWARN_ALL_GCC
 121 -Wsubobject-linkage                     c++ and objc++
 122 -Wsuggest-override                      c++ and objc++
 123 -Wsurprising                            fortran
 124 -Wswitch-default                        https://lists.gnu.org/r/bug-gnulib/2018-05/msg00179.html
 125 -Wswitch-enum                           FIXME maybe? borderline.  some will want this
 126 -Wsynth                                 deprecated
 127 -Wtabs                                  fortran
 128 -Wtarget-lifetime                       fortran
 129 -Wtemplates                             c++ and objc++
 130 -Wterminate                             c++ and objc++
 131 -Wtraditional                           obsolescent
 132 -Wtraditional-conversion                obsolescent
 133 -Wundeclared-selector                   objc and objc++
 134 -Wundef                                 FIXME maybe? too many false positives
 135 -Wundefined-do-loop                     fortran
 136 -Wunderflow                             fortran
 137 -Wunreachable-code                      obsolescent no-op
 138 -Wunsuffixed-float-constants            triggers warning in gnulib's timespec.h
 139 -Wunused-const-variable                 covered by -Wunusec-const-variable=2
 140 -Wunused-const-variable=<0,2>           gcc --help=warnings artifact
 141 -Wunused-dummy-argument                 fortran
 142 -Wuse-without-only                      fortran
 143 -Wuseless-cast                          c++ and objc++
 144 -Wvirtual-inheritance                   c++
 145 -Wvirtual-move-assign                   c++
 146 -Wvla-larger-than=<number>              handled specially by gl_MANYWARN_ALL_GCC
 147 -Wzero-as-null-pointer-constant         c++ and objc++
 148 -Wzerotrip                              fortran
 149 -frequire-return-statement              go