* Package:    dev-util/yacc-1.9.1-r6:0
 * Repository: gentoo
 * Maintainer: monsieurp@gentoo.org
 * USE:        abi_x86_64 amd64 elibc_glibc kernel_linux userland_GNU
 * FEATURES:   network-sandbox preserve-libs sandbox userpriv usersandbox

>>> Unpacking source...
>>> Unpacking yacc-1.9.1.tar.Z to /var/tmp/portage/dev-util/yacc-1.9.1-r6/work
>>> Source unpacked in /var/tmp/portage/dev-util/yacc-1.9.1-r6/work
>>> Preparing source in /var/tmp/portage/dev-util/yacc-1.9.1-r6/work/yacc-1.9.1 ...
 * Applying yacc-1.9.1-mkstemp.patch ...
 [ ok ]
 * Applying yacc-1.9.1-ia64.patch ...
 [ ok ]
 * Applying yacc-1.9.1-CVE-2008-3196.patch ...
patching file skeleton.c
Hunk #1 succeeded at 18 with fuzz 2.
 [ ok ]
>>> Source prepared.
>>> Configuring source in /var/tmp/portage/dev-util/yacc-1.9.1-r6/work/yacc-1.9.1 ...
>>> Source configured.
>>> Compiling source in /var/tmp/portage/dev-util/yacc-1.9.1-r6/work/yacc-1.9.1 ...
make -j4 clean 
rm yacc
make -j4 CC=clang 'CFLAGS=-pipe -march=native -fno-diagnostics-color -O2 -Werror=implicit-function-declaration -Werror=implicit-int' 
clang -pipe -march=native -fno-diagnostics-color -O2 -Werror=implicit-function-declaration -Werror=implicit-int -Wl,-O1 -Wl,--as-needed -Wl,--defsym=__gentoo_check_ldflags__=0 -o yacc closure.c error.c lalr.c lr0.c main.c mkpar.c output.c reader.c skeleton.c symtab.c verbose.c warshall.c
closure.c:15:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
set_EFF()
^
int
closure.c:25:11: warning: passing arguments to 'allocate' without a prototype is
      deprecated in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
    EFF = NEW2(nvars * rowsize, unsigned);
          ^
./defs.h:108:32: note: expanded from macro 'NEW2'
#define NEW2(n,t)       ((t*)allocate((unsigned)((n)*sizeof(t))))
                                     ^
closure.c:43:5: error: call to undeclared function
      'reflexive_transitive_closure'; ISO C99 and later do not support implicit
      function declarations [-Werror,-Wimplicit-function-declaration]
    reflexive_transitive_closure(EFF, nvars);
    ^
closure.c:48:1: warning: non-void function does not return a value
      [-Wreturn-type]
}
^
closure.c:51:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
set_first_derives()
^
int
closure.c:67:21: warning: passing arguments to 'allocate' without a prototype is
      deprecated in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
    first_derives = NEW2(nvars * rulesetsize, unsigned) - ntokens * rulesetsize;
                    ^
./defs.h:108:32: note: expanded from macro 'NEW2'
#define NEW2(n,t)       ((t*)allocate((unsigned)((n)*sizeof(t))))
                                     ^
closure.c:103:1: warning: non-void function does not return a value
      [-Wreturn-type]
}
^
closure.c:106:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
closure(nucleus, n)
^
int
closure.c:106:1: warning: a function definition without a prototype is
      deprecated in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
closure.c:172:1: warning: non-void function does not return a value
      [-Wreturn-type]
}
^
closure.c:176:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
finalize_closure()
^
int
closure.c:181:1: warning: non-void function does not return a value
      [-Wreturn-type]
}
^
7 warnings and 5 errors generated.
error.c:10:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
fatal(msg)
^
int
error.c:14:5: error: call to undeclared function 'done'; ISO C99 and later do
      not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    done(2);
    ^
error.c:10:1: warning: a function definition without a prototype is deprecated
      in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
fatal(msg)
^
error.c:15:1: warning: non-void function does not return a value [-Wreturn-type]
}
^
error.c:18:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
no_space()
^
int
error.c:21:5: error: call to undeclared function 'done'; ISO C99 and later do
      not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    done(2);
    ^
error.c:22:1: warning: non-void function does not return a value [-Wreturn-type]
}
^
error.c:25:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
open_error(filename)
^
int
error.c:29:5: error: call to undeclared function 'done'; ISO C99 and later do
      not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    done(2);
    ^
error.c:25:1: warning: a function definition without a prototype is deprecated
      in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
open_error(filename)
^
error.c:30:1: warning: non-void function does not return a value [-Wreturn-type]
}
^
error.c:33:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
unexpected_EOF()
^
int
error.c:37:5: error: call to undeclared function 'done'; ISO C99 and later do
      not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    done(1);
    ^
error.c:38:1: warning: non-void function does not return a value [-Wreturn-type]
}
^
error.c:41:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
print_pos(st_line, st_cptr)
^
int
error.c:47:23: error: non-void function 'print_pos' should return a value
      [-Wreturn-type]
    if (st_line == 0) return;
                      ^
error.c:41:1: warning: a function definition without a prototype is deprecated
      in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
print_pos(st_line, st_cptr)
^
error.c:68:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
syntax_error(st_lineno, st_line, st_cptr)
^
int
error.c:76:5: error: call to undeclared function 'done'; ISO C99 and later do
      not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    done(1);
    ^
error.c:68:1: warning: a function definition without a prototype is deprecated
      in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
syntax_error(st_lineno, st_line, st_cptr)
^
error.c:80:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
unterminated_comment(c_lineno, c_line, c_cptr)
^
int
error.c:88:5: error: call to undeclared function 'done'; ISO C99 and later do
      not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    done(1);
    ^
error.c:80:1: warning: a function definition without a prototype is deprecated
      in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
unterminated_comment(c_lineno, c_line, c_cptr)
^
error.c:92:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
unterminated_string(s_lineno, s_line, s_cptr)
^
int
error.c:100:5: error: call to undeclared function 'done'; ISO C99 and later do
      not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    done(1);
    ^
error.c:92:1: warning: a function definition without a prototype is deprecated
      in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
unterminated_string(s_lineno, s_line, s_cptr)
^
error.c:104:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
unterminated_text(t_lineno, t_line, t_cptr)
^
int
error.c:112:5: error: call to undeclared function 'done'; ISO C99 and later do
      not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    done(1);
    ^
error.c:104:1: warning: a function definition without a prototype is deprecated
      in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
unterminated_text(t_lineno, t_line, t_cptr)
^
error.c:116:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
unterminated_union(u_lineno, u_line, u_cptr)
^
int
fatal error: too many errors emitted, stopping now [-ferror-limit=]
11 warnings and 20 errors generated.
lalr.c:41:1: error: type specifier missing, defaults to 'int'; ISO C99 and later
      do not support implicit int [-Werror,-Wimplicit-int]
lalr()
^
int
lalr.c:45:5: error: call to undeclared function 'set_state_table'; ISO C99 and
      later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    set_state_table();
    ^
lalr.c:46:5: error: call to undeclared function 'set_accessing_symbol'; ISO C99
      and later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    set_accessing_symbol();
    ^
lalr.c:47:5: error: call to undeclared function 'set_shift_table'; ISO C99 and
      later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    set_shift_table();
    ^
lalr.c:48:5: error: call to undeclared function 'set_reduction_table'; ISO C99
      and later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    set_reduction_table();
    ^
lalr.c:49:5: error: call to undeclared function 'set_maxrhs'; ISO C99 and later
      do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    set_maxrhs();
    ^
lalr.c:50:5: error: call to undeclared function 'initialize_LA'; ISO C99 and
      later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    initialize_LA();
    ^
lalr.c:51:5: error: call to undeclared function 'set_goto_map'; ISO C99 and
      later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    set_goto_map();
    ^
lalr.c:52:5: error: call to undeclared function 'initialize_F'; ISO C99 and
      later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    initialize_F();
    ^
lalr.c:53:5: error: call to undeclared function 'build_relations'; ISO C99 and
      later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    build_relations();
    ^
lalr.c:54:5: error: call to undeclared function 'compute_FOLLOWS'; ISO C99 and
      later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    compute_FOLLOWS();
    ^
lalr.c:55:5: error: call to undeclared function 'compute_lookaheads'; ISO C99
      and later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    compute_lookaheads();
    ^
lalr.c:56:1: warning: non-void function does not return a value [-Wreturn-type]
}
^
lalr.c:60:1: error: type specifier missing, defaults to 'int'; ISO C99 and later
      do not support implicit int [-Werror,-Wimplicit-int]
set_state_table()
^
int
lalr.c:64:19: warning: passing arguments to 'allocate' without a prototype is
      deprecated in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
    state_table = NEW2(nstates, core *);
                  ^
./defs.h:108:32: note: expanded from macro 'NEW2'
#define NEW2(n,t)       ((t*)allocate((unsigned)((n)*sizeof(t))))
                                     ^
lalr.c:67:1: warning: non-void function does not return a value [-Wreturn-type]
}
^
lalr.c:71:1: error: type specifier missing, defaults to 'int'; ISO C99 and later
      do not support implicit int [-Werror,-Wimplicit-int]
set_accessing_symbol()
^
int
lalr.c:75:24: warning: passing arguments to 'allocate' without a prototype is
      deprecated in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
    accessing_symbol = NEW2(nstates, short);
                       ^
./defs.h:108:32: note: expanded from macro 'NEW2'
#define NEW2(n,t)       ((t*)allocate((unsigned)((n)*sizeof(t))))
                                     ^
lalr.c:78:1: warning: non-void function does not return a value [-Wreturn-type]
}
^
lalr.c:82:1: error: type specifier missing, defaults to 'int'; ISO C99 and later
      do not support implicit int [-Werror,-Wimplicit-int]
set_shift_table()
^
int
lalr.c:86:19: warning: passing arguments to 'allocate' without a prototype is
      deprecated in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
    shift_table = NEW2(nstates, shifts *);
                  ^
./defs.h:108:32: note: expanded from macro 'NEW2'
#define NEW2(n,t)       ((t*)allocate((unsigned)((n)*sizeof(t))))
                                     ^
lalr.c:89:1: warning: non-void function does not return a value [-Wreturn-type]
}
^
lalr.c:93:1: error: type specifier missing, defaults to 'int'; ISO C99 and later
      do not support implicit int [-Werror,-Wimplicit-int]
set_reduction_table()
^
int
lalr.c:97:23: warning: passing arguments to 'allocate' without a prototype is
      deprecated in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
    reduction_table = NEW2(nstates, reductions *);
                      ^
./defs.h:108:32: note: expanded from macro 'NEW2'
#define NEW2(n,t)       ((t*)allocate((unsigned)((n)*sizeof(t))))
                                     ^
lalr.c:100:1: warning: non-void function does not return a value [-Wreturn-type]
}
^
lalr.c:104:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
set_maxrhs()
^
int
lalr.c:128:1: warning: non-void function does not return a value [-Wreturn-type]
}
^
lalr.c:132:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
initialize_LA()
^
int
lalr.c:137:16: warning: passing arguments to 'allocate' without a prototype is
      deprecated in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
  lookaheads = NEW2(nstates + 1, short);
               ^
./defs.h:108:32: note: expanded from macro 'NEW2'
#define NEW2(n,t)       ((t*)allocate((unsigned)((n)*sizeof(t))))
                                     ^
lalr.c:149:8: warning: passing arguments to 'allocate' without a prototype is
      deprecated in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
  LA = NEW2(k * tokensetsize, unsigned);
       ^
./defs.h:108:32: note: expanded from macro 'NEW2'
#define NEW2(n,t)       ((t*)allocate((unsigned)((n)*sizeof(t))))
                                     ^
lalr.c:150:14: warning: passing arguments to 'allocate' without a prototype is
      deprecated in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
  LAruleno = NEW2(k, short);
             ^
./defs.h:108:32: note: expanded from macro 'NEW2'
#define NEW2(n,t)       ((t*)allocate((unsigned)((n)*sizeof(t))))
                                     ^
lalr.c:151:14: warning: passing arguments to 'allocate' without a prototype is
      deprecated in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
  lookback = NEW2(k, shorts *);
             ^
./defs.h:108:32: note: expanded from macro 'NEW2'
#define NEW2(n,t)       ((t*)allocate((unsigned)((n)*sizeof(t))))
                                     ^
lalr.c:166:1: warning: non-void function does not return a value [-Wreturn-type]
}
^
lalr.c:169:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
set_goto_map()
^
int
lalr.c:179:14: warning: passing arguments to 'allocate' without a prototype is
      deprecated in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
  goto_map = NEW2(nvars + 1, short) - ntokens;
             ^
./defs.h:108:32: note: expanded from macro 'NEW2'
#define NEW2(n,t)       ((t*)allocate((unsigned)((n)*sizeof(t))))
                                     ^
lalr.c:180:14: warning: passing arguments to 'allocate' without a prototype is
      deprecated in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
  temp_map = NEW2(nvars + 1, short) - ntokens;
             ^
./defs.h:108:32: note: expanded from macro 'NEW2'
#define NEW2(n,t)       ((t*)allocate((unsigned)((n)*sizeof(t))))
                                     ^
fatal error: too many errors emitted, stopping now [-ferror-limit=]
17 warnings and 20 errors generated.
lr0.c:36:1: error: type specifier missing, defaults to 'int'; ISO C99 and later
      do not support implicit int [-Werror,-Wimplicit-int]
allocate_itemsets()
^
int
lr0.c:47:20: warning: passing arguments to 'allocate' without a prototype is
      deprecated in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
    symbol_count = NEW2(nsyms, short);
                   ^
./defs.h:108:32: note: expanded from macro 'NEW2'
#define NEW2(n,t)       ((t*)allocate((unsigned)((n)*sizeof(t))))
                                     ^
lr0.c:60:19: warning: passing arguments to 'allocate' without a prototype is
      deprecated in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
    kernel_base = NEW2(nsyms, short *);
                  ^
./defs.h:108:32: note: expanded from macro 'NEW2'
#define NEW2(n,t)       ((t*)allocate((unsigned)((n)*sizeof(t))))
                                     ^
lr0.c:61:20: warning: passing arguments to 'allocate' without a prototype is
      deprecated in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
    kernel_items = NEW2(count, short);
                   ^
./defs.h:108:32: note: expanded from macro 'NEW2'
#define NEW2(n,t)       ((t*)allocate((unsigned)((n)*sizeof(t))))
                                     ^
lr0.c:74:18: warning: passing arguments to 'allocate' without a prototype is
      deprecated in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
    kernel_end = NEW2(nsyms, short *);
                 ^
./defs.h:108:32: note: expanded from macro 'NEW2'
#define NEW2(n,t)       ((t*)allocate((unsigned)((n)*sizeof(t))))
                                     ^
lr0.c:75:1: warning: non-void function does not return a value [-Wreturn-type]
}
^
lr0.c:78:1: error: type specifier missing, defaults to 'int'; ISO C99 and later
      do not support implicit int [-Werror,-Wimplicit-int]
allocate_storage()
^
int
lr0.c:81:16: warning: passing arguments to 'allocate' without a prototype is
      deprecated in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
    shiftset = NEW2(nsyms, short);
               ^
./defs.h:108:32: note: expanded from macro 'NEW2'
#define NEW2(n,t)       ((t*)allocate((unsigned)((n)*sizeof(t))))
                                     ^
lr0.c:82:14: warning: passing arguments to 'allocate' without a prototype is
      deprecated in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
    redset = NEW2(nrules + 1, short);
             ^
./defs.h:108:32: note: expanded from macro 'NEW2'
#define NEW2(n,t)       ((t*)allocate((unsigned)((n)*sizeof(t))))
                                     ^
lr0.c:83:17: warning: passing arguments to 'allocate' without a prototype is
      deprecated in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
    state_set = NEW2(nitems, core *);
                ^
./defs.h:108:32: note: expanded from macro 'NEW2'
#define NEW2(n,t)       ((t*)allocate((unsigned)((n)*sizeof(t))))
                                     ^
lr0.c:84:1: warning: non-void function does not return a value [-Wreturn-type]
}
^
lr0.c:87:1: error: type specifier missing, defaults to 'int'; ISO C99 and later
      do not support implicit int [-Werror,-Wimplicit-int]
append_states()
^
int
lr0.c:111:25: warning: passing arguments to 'get_state' without a prototype is
      deprecated in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
        shiftset[i] = get_state(symbol);
                               ^
lr0.c:113:1: warning: non-void function does not return a value [-Wreturn-type]
}
^
lr0.c:116:1: error: type specifier missing, defaults to 'int'; ISO C99 and later
      do not support implicit int [-Werror,-Wimplicit-int]
free_storage()
^
int
lr0.c:125:1: warning: non-void function does not return a value [-Wreturn-type]
}
^
lr0.c:129:1: error: type specifier missing, defaults to 'int'; ISO C99 and later
      do not support implicit int [-Werror,-Wimplicit-int]
generate_states()
^
int
lr0.c:132:15: warning: passing arguments to 'allocate' without a prototype is
      deprecated in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
    itemset = NEW2(nitems, short);
              ^
./defs.h:108:32: note: expanded from macro 'NEW2'
#define NEW2(n,t)       ((t*)allocate((unsigned)((n)*sizeof(t))))
                                     ^
lr0.c:133:15: warning: passing arguments to 'allocate' without a prototype is
      deprecated in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
    ruleset = NEW2(WORDSIZE(nrules), unsigned);
              ^
./defs.h:108:32: note: expanded from macro 'NEW2'
#define NEW2(n,t)       ((t*)allocate((unsigned)((n)*sizeof(t))))
                                     ^
lr0.c:134:5: error: call to undeclared function 'set_first_derives'; ISO C99 and
      later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    set_first_derives();
    ^
lr0.c:135:5: error: call to undeclared function 'initialize_states'; ISO C99 and
      later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    initialize_states();
    ^
lr0.c:139:2: error: call to undeclared function 'closure'; ISO C99 and later do
      not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
        closure(this_state->items, this_state->nitems);
        ^
lr0.c:140:2: error: call to undeclared function 'save_reductions'; ISO C99 and
      later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
        save_reductions();
        ^
lr0.c:141:2: error: call to undeclared function 'new_itemsets'; ISO C99 and
      later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
        new_itemsets();
        ^
lr0.c:145:6: error: call to undeclared function 'save_shifts'; ISO C99 and later
      do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
            save_shifts();
            ^
lr0.c:150:5: error: call to undeclared function 'finalize_closure'; ISO C99 and
      later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    finalize_closure();
    ^
lr0.c:152:1: warning: non-void function does not return a value [-Wreturn-type]
}
^
lr0.c:205:32: warning: passing arguments to 'new_state' without a prototype is
      deprecated in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
                    sp = sp->link = new_state(symbol);
                                             ^
lr0.c:213:33: warning: passing arguments to 'new_state' without a prototype is
      deprecated in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
        state_set[key] = sp = new_state(symbol);
                                       ^
lr0.c:157:1: warning: a function definition without a prototype is deprecated in
      all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
get_state(symbol)
^
lr0.c:16:5: warning: a function declaration without a prototype is deprecated in
      all versions of C and is treated as a zero-parameter prototype in C2x,
      conflicting with a subsequent definition [-Wdeprecated-non-prototype]
int get_state();
    ^
lr0.c:221:1: error: type specifier missing, defaults to 'int'; ISO C99 and later
      do not support implicit int [-Werror,-Wimplicit-int]
initialize_states()
^
int
lr0.c:232:17: error: call to undeclared function 'no_space'; ISO C99 and later
      do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    if (p == 0) no_space();
                ^
lr0.c:245:1: warning: non-void function does not return a value [-Wreturn-type]
}
^
lr0.c:248:1: error: type specifier missing, defaults to 'int'; ISO C99 and later
      do not support implicit int [-Werror,-Wimplicit-int]
new_itemsets()
^
int
lr0.c:280:1: warning: non-void function does not return a value [-Wreturn-type]
}
^
lr0.c:299:2: error: call to undeclared function 'fatal'; ISO C99 and later do
      not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
        fatal("too many states");
        ^
lr0.c:305:26: warning: passing arguments to 'allocate' without a prototype is
      deprecated in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
    p = (core *) allocate((unsigned) (sizeof(core) + (n - 1) * sizeof(short)));
                         ^
lr0.c:285:1: warning: a function definition without a prototype is deprecated in
      all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
new_state(symbol)
^
lr0.c:17:7: warning: a function declaration without a prototype is deprecated in
      all versions of C and is treated as a zero-parameter prototype in C2x,
      conflicting with a subsequent definition [-Wdeprecated-non-prototype]
core *new_state();
      ^
lr0.c:325:1: error: type specifier missing, defaults to 'int'; ISO C99 and later
      do not support implicit int [-Werror,-Wimplicit-int]
show_cores()
^
int
lr0.c:355:1: warning: non-void function does not return a value [-Wreturn-type]
}
^
lr0.c:360:1: error: type specifier missing, defaults to 'int'; ISO C99 and later
      do not support implicit int [-Werror,-Wimplicit-int]
show_ritems()
^
int
lr0.c:366:1: warning: non-void function does not return a value [-Wreturn-type]
}
^
lr0.c:370:1: error: type specifier missing, defaults to 'int'; ISO C99 and later
      do not support implicit int [-Werror,-Wimplicit-int]
show_rrhs()
^
int
lr0.c:376:1: warning: non-void function does not return a value [-Wreturn-type]
}
^
fatal error: too many errors emitted, stopping now [-ferror-limit=]
27 warnings and 20 errors generated.
main.c:64:14: warning: a function declaration without a prototype is deprecated
      in all versions of C and is treated as a zero-parameter prototype in C2x,
      conflicting with a previous declaration [-Wdeprecated-non-prototype]
extern char *mktemp();
             ^
/usr/include/stdlib.h:695:14: note: conflicting prototype is here
extern char *mktemp (char *__template) __THROW __nonnull ((1));
             ^
main.c:65:14: warning: a function declaration without a prototype is deprecated
      in all versions of C and is treated as a zero-parameter prototype in C2x,
      conflicting with a previous declaration [-Wdeprecated-non-prototype]
extern char *getenv();
             ^
/usr/include/stdlib.h:654:14: note: conflicting prototype is here
extern char *getenv (const char *__name) __THROW __nonnull ((1)) __wur;
             ^
main.c:68:1: error: type specifier missing, defaults to 'int'; ISO C99 and later
      do not support implicit int [-Werror,-Wimplicit-int]
done(k)
^
int
main.c:71:45: error: call to undeclared function 'unlink'; ISO C99 and later do
      not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    if (action_file) { fclose(action_file); unlink(action_file_name); }
                                            ^
main.c:72:41: error: call to undeclared function 'unlink'; ISO C99 and later do
      not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    if (text_file) { fclose(text_file); unlink(text_file_name); }
                                        ^
main.c:73:43: error: call to undeclared function 'unlink'; ISO C99 and later do
      not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    if (union_file) { fclose(union_file); unlink(union_file_name); }
                                          ^
main.c:68:1: warning: a function definition without a prototype is deprecated in
      all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
done(k)
^
main.c:85:1: error: type specifier missing, defaults to 'int'; ISO C99 and later
      do not support implicit int [-Werror,-Wimplicit-int]
set_signals()
^
int
main.c:99:1: warning: non-void function does not return a value [-Wreturn-type]
}
^
main.c:102:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
usage()
^
int
main.c:109:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
getargs(argc, argv)
^
int
main.c:126:6: error: non-void function 'getargs' should return a value
      [-Wreturn-type]
            return;
            ^
main.c:109:1: warning: a function definition without a prototype is deprecated
      in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
getargs(argc, argv)
^
main.c:224:10: error: call to undeclared function 'no_space'; ISO C99 and later
      do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
        if (!p) no_space();
                ^
main.c:215:1: warning: a function definition without a prototype is deprecated
      in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
allocate(n)
^
In file included from main.c:6:
./defs.h:276:14: warning: a function declaration without a prototype is
      deprecated in all versions of C and is treated as a zero-parameter
      prototype in C2x, conflicting with a subsequent definition
      [-Wdeprecated-non-prototype]
extern char *allocate();
             ^
main.c:230:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
create_file_names()
^
int
main.c:244:32: error: call to undeclared function 'no_space'; ISO C99 and later
      do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    if (action_file_name == 0) no_space();
                               ^
main.c:313:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
open_files()
^
int
main.c:321:6: error: call to undeclared function 'open_error'; ISO C99 and later
      do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
            open_error(input_file_name);
            ^
main.c:326:2: error: call to undeclared function 'open_error'; ISO C99 and later
      do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
        open_error(action_file_name);
        ^
main.c:372:5: error: call to undeclared function 'reader'; ISO C99 and later do
      not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    reader();
    ^
main.c:373:5: error: call to undeclared function 'lr0'; ISO C99 and later do not
      support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    lr0();
    ^
main.c:374:5: error: call to undeclared function 'lalr'; ISO C99 and later do
      not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    lalr();
    ^
main.c:375:5: error: call to undeclared function 'make_parser'; ISO C99 and
      later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    make_parser();
    ^
main.c:376:5: error: call to undeclared function 'verbose'; ISO C99 and later do
      not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    verbose();
    ^
fatal error: too many errors emitted, stopping now [-ferror-limit=]
7 warnings and 20 errors generated.
mkpar.c:26:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
make_parser()
^
int
mkpar.c:30:14: warning: passing arguments to 'allocate' without a prototype is
      deprecated in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
    parser = NEW2(nstates, action *);
             ^
./defs.h:108:32: note: expanded from macro 'NEW2'
#define NEW2(n,t)       ((t*)allocate((unsigned)((n)*sizeof(t))))
                                     ^
mkpar.c:32:27: warning: passing arguments to 'parse_actions' without a prototype
      is deprecated in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
        parser[i] = parse_actions(i);
                                 ^
mkpar.c:34:5: error: call to undeclared function 'find_final_state'; ISO C99 and
      later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    find_final_state();
    ^
mkpar.c:35:5: error: call to undeclared function 'remove_conflicts'; ISO C99 and
      later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    remove_conflicts();
    ^
mkpar.c:36:5: error: call to undeclared function 'unused_rules'; ISO C99 and
      later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    unused_rules();
    ^
mkpar.c:37:32: error: call to undeclared function 'total_conflicts'; ISO C99 and
      later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    if (SRtotal + RRtotal > 0) total_conflicts();
                               ^
mkpar.c:38:5: error: call to undeclared function 'defreds'; ISO C99 and later do
      not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    defreds();
    ^
mkpar.c:39:1: warning: non-void function does not return a value [-Wreturn-type]
}
^
mkpar.c:48:25: warning: passing arguments to 'get_shifts' without a prototype is
      deprecated in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
    actions = get_shifts(stateno);
                        ^
mkpar.c:49:29: warning: passing arguments to 'add_reductions' without a
      prototype is deprecated in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
    actions = add_reductions(stateno, actions);
                            ^
mkpar.c:43:1: warning: a function definition without a prototype is deprecated
      in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
parse_actions(stateno)
^
mkpar.c:20:16: warning: a function declaration without a prototype is deprecated
      in all versions of C and is treated as a zero-parameter prototype in C2x,
      conflicting with a subsequent definition [-Wdeprecated-non-prototype]
extern action *parse_actions();
               ^
mkpar.c:75:10: warning: passing arguments to 'allocate' without a prototype is
      deprecated in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
                temp = NEW(action);
                       ^
./defs.h:107:30: note: expanded from macro 'NEW'
#define NEW(t)          ((t*)allocate(sizeof(t)))
                                     ^
mkpar.c:55:1: warning: a function definition without a prototype is deprecated
      in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
get_shifts(stateno)
^
mkpar.c:21:16: warning: a function declaration without a prototype is deprecated
      in all versions of C and is treated as a zero-parameter prototype in C2x,
      conflicting with a subsequent definition [-Wdeprecated-non-prototype]
extern action *get_shifts();
               ^
mkpar.c:108:23: warning: passing arguments to 'add_reduce' without a prototype
      is deprecated in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
                actions = add_reduce(actions, ruleno, j);
                                    ^
mkpar.c:90:1: warning: a function definition without a prototype is deprecated
      in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
add_reductions(stateno, actions)
^
mkpar.c:22:16: warning: a function declaration without a prototype is deprecated
      in all versions of C and is treated as a zero-parameter prototype in C2x,
      conflicting with a subsequent definition [-Wdeprecated-non-prototype]
extern action *add_reductions();
               ^
mkpar.c:139:12: warning: passing arguments to 'allocate' without a prototype is
      deprecated in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
    temp = NEW(action);
           ^
./defs.h:107:30: note: expanded from macro 'NEW'
#define NEW(t)          ((t*)allocate(sizeof(t)))
                                     ^
mkpar.c:116:1: warning: a function definition without a prototype is deprecated
      in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
add_reduce(actions, ruleno, symbol)
^
mkpar.c:23:16: warning: a function declaration without a prototype is deprecated
      in all versions of C and is treated as a zero-parameter prototype in C2x,
      conflicting with a subsequent definition [-Wdeprecated-non-prototype]
extern action *add_reduce();
               ^
mkpar.c:156:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
find_final_state()
^
int
mkpar.c:170:1: warning: non-void function does not return a value
      [-Wreturn-type]
}
^
mkpar.c:173:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
unused_rules()
^
int
mkpar.c:179:26: error: call to undeclared function 'no_space'; ISO C99 and later
      do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    if (rules_used == 0) no_space();
                         ^
mkpar.c:200:2: warning: add explicit braces to avoid dangling else
      [-Wdangling-else]
        else
        ^
mkpar.c:202:1: warning: non-void function does not return a value
      [-Wreturn-type]
}
^
mkpar.c:205:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
remove_conflicts()
^
int
mkpar.c:213:19: warning: passing arguments to 'allocate' without a prototype is
      deprecated in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
    SRconflicts = NEW2(nstates, short);
                  ^
./defs.h:108:32: note: expanded from macro 'NEW2'
#define NEW2(n,t)       ((t*)allocate((unsigned)((n)*sizeof(t))))
                                     ^
mkpar.c:214:19: warning: passing arguments to 'allocate' without a prototype is
      deprecated in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
    RRconflicts = NEW2(nstates, short);
                  ^
./defs.h:108:32: note: expanded from macro 'NEW2'
#define NEW2(n,t)       ((t*)allocate((unsigned)((n)*sizeof(t))))
                                     ^
mkpar.c:277:1: warning: non-void function does not return a value
      [-Wreturn-type]
}
^
mkpar.c:280:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
total_conflicts()
^
int
mkpar.c:297:1: warning: non-void function does not return a value
      [-Wreturn-type]
}
^
mkpar.c:301:1: warning: a function definition without a prototype is deprecated
      in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
sole_reduction(stateno)
^
mkpar.c:329:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
defreds()
^
int
mkpar.c:333:14: warning: passing arguments to 'allocate' without a prototype is
      deprecated in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
    defred = NEW2(nstates, short);
             ^
./defs.h:108:32: note: expanded from macro 'NEW2'
#define NEW2(n,t)       ((t*)allocate((unsigned)((n)*sizeof(t))))
                                     ^
mkpar.c:336:1: warning: non-void function does not return a value
      [-Wreturn-type]
}
^
mkpar.c:338:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
free_action_row(p)
^
int
mkpar.c:338:1: warning: a function definition without a prototype is deprecated
      in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
mkpar.c:349:1: warning: non-void function does not return a value
      [-Wreturn-type]
}
^
mkpar.c:351:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
free_parser()
^
int
mkpar.c:359:1: warning: non-void function does not return a value
      [-Wreturn-type]
}
^
29 warnings and 14 errors generated.
output.c:24:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
output()
^
int
output.c:26:5: error: call to undeclared function 'free_itemsets'; ISO C99 and
      later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    free_itemsets();
    ^
output.c:27:5: error: call to undeclared function 'free_shifts'; ISO C99 and
      later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    free_shifts();
    ^
output.c:28:5: error: call to undeclared function 'free_reductions'; ISO C99 and
      later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    free_reductions();
    ^
output.c:29:5: error: call to undeclared function 'output_prefix'; ISO C99 and
      later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    output_prefix();
    ^
output.c:30:5: error: call to undeclared function 'output_stored_text'; ISO C99
      and later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    output_stored_text();
    ^
output.c:31:5: error: call to undeclared function 'output_defines'; ISO C99 and
      later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    output_defines();
    ^
output.c:32:5: error: call to undeclared function 'output_rule_data'; ISO C99
      and later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    output_rule_data();
    ^
output.c:33:5: error: call to undeclared function 'output_yydefred'; ISO C99 and
      later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    output_yydefred();
    ^
output.c:34:5: error: call to undeclared function 'output_actions'; ISO C99 and
      later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    output_actions();
    ^
output.c:35:5: error: call to undeclared function 'free_parser'; ISO C99 and
      later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    free_parser();
    ^
output.c:36:5: error: call to undeclared function 'output_debug'; ISO C99 and
      later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    output_debug();
    ^
output.c:37:5: error: call to undeclared function 'output_stype'; ISO C99 and
      later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    output_stype();
    ^
output.c:38:16: error: call to undeclared function 'write_section'; ISO C99 and
      later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    if (rflag) write_section(tables);
               ^
output.c:40:5: error: call to undeclared function 'output_trailing_text'; ISO
      C99 and later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    output_trailing_text();
    ^
output.c:42:5: error: call to undeclared function 'output_semantic_actions'; ISO
      C99 and later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    output_semantic_actions();
    ^
output.c:44:1: warning: non-void function does not return a value
      [-Wreturn-type]
}
^
output.c:47:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
output_prefix()
^
int
output.c:104:1: warning: non-void function does not return a value
      [-Wreturn-type]
}
^
output.c:107:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
output_rule_data()
^
int
output.c:151:1: warning: non-void function does not return a value
      [-Wreturn-type]
}
^
output.c:154:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
output_yydefred()
^
int
output.c:178:1: warning: non-void function does not return a value
      [-Wreturn-type]
}
^
fatal error: too many errors emitted, stopping now [-ferror-limit=]
4 warnings and 20 errors generated.
reader.c:41:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
cachec(c)
^
int
reader.c:49:18: error: call to undeclared function 'no_space'; ISO C99 and later
      do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
        if (cache == 0) no_space();
                        ^
reader.c:41:1: warning: a function definition without a prototype is deprecated
      in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
cachec(c)
^
reader.c:53:1: warning: non-void function does not return a value in all control
      paths [-Wreturn-type]
}
^
reader.c:56:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
get_line()
^
int
reader.c:67:2: error: non-void function 'get_line' should return a value
      [-Wreturn-type]
        return;
        ^
reader.c:75:17: error: call to undeclared function 'no_space'; ISO C99 and later
      do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
        if (line == 0) no_space();
                       ^
reader.c:83:32: error: non-void function 'get_line' should return a value
      [-Wreturn-type]
        if (c == '\n') { cptr = line; return; }
                                      ^
reader.c:88:22: error: call to undeclared function 'no_space'; ISO C99 and later
      do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
            if (line ==  0) no_space();
                            ^
reader.c:96:6: error: non-void function 'get_line' should return a value
      [-Wreturn-type]
            return;
            ^
reader.c:111:17: error: call to undeclared function 'no_space'; ISO C99 and
      later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    if (p == 0) no_space();
                ^
reader.c:120:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
skip_comment()
^
int
reader.c:135:6: error: non-void function 'skip_comment' should return a value
      [-Wreturn-type]
            return;
            ^
reader.c:141:3: error: call to undeclared function 'unterminated_comment'; ISO
      C99 and later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
                unterminated_comment(st_lineno, st_line, st_cptr);
                ^
reader.c:270:5: error: call to undeclared function 'syntax_error'; ISO C99 and
      later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    syntax_error(lineno, line, t_cptr);
    ^
reader.c:275:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
copy_ident()
^
int
reader.c:281:19: error: call to undeclared function 'unexpected_EOF'; ISO C99
      and later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    if (c == EOF) unexpected_EOF();
                  ^
reader.c:282:19: error: call to undeclared function 'syntax_error'; ISO C99 and
      later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    if (c != '"') syntax_error(lineno, line, cptr);
                  ^
reader.c:291:6: error: non-void function 'copy_ident' should return a value
      [-Wreturn-type]
            return;
            ^
reader.c:298:6: error: non-void function 'copy_ident' should return a value
      [-Wreturn-type]
            return;
            ^
reader.c:304:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
copy_text()
^
int
fatal error: too many errors emitted, stopping now [-ferror-limit=]
2 warnings and 20 errors generated.
skeleton.c:302:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
write_section(section)
^
int
skeleton.c:311:19: warning: using the result of an assignment as a condition
      without parentheses [-Wparentheses]
    for (i = 0; s = section[i]; ++i)
                ~~^~~~~~~~~~~~
skeleton.c:311:19: note: place parentheses around the assignment to silence this
      warning
    for (i = 0; s = section[i]; ++i)
                  ^
                (             )
skeleton.c:311:19: note: use '==' to turn this assignment into an equality
      comparison
    for (i = 0; s = section[i]; ++i)
                  ^
                  ==
skeleton.c:314:11: warning: using the result of an assignment as a condition
      without parentheses [-Wparentheses]
        while (c = *s)
               ~~^~~~
skeleton.c:314:11: note: place parentheses around the assignment to silence this
      warning
        while (c = *s)
                 ^
               (     )
skeleton.c:314:11: note: use '==' to turn this assignment into an equality
      comparison
        while (c = *s)
                 ^
                 ==
skeleton.c:302:1: warning: a function definition without a prototype is
      deprecated in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
write_section(section)
^
skeleton.c:321:1: warning: non-void function does not return a value
      [-Wreturn-type]
}
^
4 warnings and 1 error generated.
symtab.c:28:14: warning: using the result of an assignment as a condition
      without parentheses [-Wparentheses]
    while (c = *++s)
           ~~^~~~~~
symtab.c:28:14: note: place parentheses around the assignment to silence this
      warning
    while (c = *++s)
             ^
           (       )
symtab.c:28:14: note: use '==' to turn this assignment into an equality
      comparison
    while (c = *++s)
             ^
             ==
symtab.c:19:1: warning: a function definition without a prototype is deprecated
      in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
hash(name)
^
symtab.c:43:18: error: call to undeclared function 'no_space'; ISO C99 and later
      do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    if (bp == 0) no_space();
                 ^
symtab.c:36:1: warning: a function definition without a prototype is deprecated
      in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
make_bucket(name)
^
In file included from symtab.c:5:
./defs.h:278:16: warning: a function declaration without a prototype is
      deprecated in all versions of C and is treated as a zero-parameter
      prototype in C2x, conflicting with a subsequent definition
      [-Wdeprecated-non-prototype]
extern bucket *make_bucket();
               ^
symtab.c:63:1: warning: a function definition without a prototype is deprecated
      in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
lookup(name)
^
In file included from symtab.c:5:
./defs.h:277:16: warning: a function declaration without a prototype is
      deprecated in all versions of C and is treated as a zero-parameter
      prototype in C2x, conflicting with a subsequent definition
      [-Wdeprecated-non-prototype]
extern bucket *lookup();
               ^
symtab.c:86:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
create_symbol_table()
^
int
symtab.c:92:28: error: call to undeclared function 'no_space'; ISO C99 and later
      do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    if (symbol_table == 0) no_space();
                           ^
symtab.c:103:1: warning: non-void function does not return a value
      [-Wreturn-type]
}
^
symtab.c:106:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
free_symbol_table()
^
int
symtab.c:110:1: warning: non-void function does not return a value
      [-Wreturn-type]
}
^
symtab.c:113:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
free_symbols()
^
int
symtab.c:122:1: warning: non-void function does not return a value
      [-Wreturn-type]
}
^
9 warnings and 5 errors generated.
verbose.c:10:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
verbose()
^
int
verbose.c:14:17: error: non-void function 'verbose' should return a value
      [-Wreturn-type]
    if (!vflag) return;
                ^
verbose.c:17:26: error: call to undeclared function 'no_space'; ISO C99 and
      later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    if (null_rules == 0) no_space();
                         ^
verbose.c:20:2: error: call to undeclared function 'print_state'; ISO C99 and
      later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
        print_state(i);
        ^
verbose.c:24:2: error: call to undeclared function 'log_unused'; ISO C99 and
      later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
        log_unused();
        ^
verbose.c:26:2: error: call to undeclared function 'log_conflicts'; ISO C99 and
      later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
        log_conflicts();
        ^
verbose.c:34:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
log_unused()
^
int
verbose.c:53:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
log_conflicts()
^
int
verbose.c:81:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
print_state(state)
^
int
verbose.c:87:2: error: call to undeclared function 'print_conflicts'; ISO C99
      and later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
        print_conflicts(state);
        ^
verbose.c:87:2: note: did you mean 'log_conflicts'?
verbose.c:53:1: note: 'log_conflicts' declared here
log_conflicts()
^
verbose.c:89:5: error: call to undeclared function 'print_core'; ISO C99 and
      later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    print_core(state);
    ^
verbose.c:90:5: error: call to undeclared function 'print_nulls'; ISO C99 and
      later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    print_nulls(state);
    ^
verbose.c:91:5: error: call to undeclared function 'print_actions'; ISO C99 and
      later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
    print_actions(state);
    ^
verbose.c:81:1: warning: a function definition without a prototype is deprecated
      in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
print_state(state)
^
verbose.c:95:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
print_conflicts(state)
^
int
verbose.c:95:1: warning: a function definition without a prototype is deprecated
      in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
verbose.c:143:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
print_core(state)
^
int
verbose.c:143:1: warning: a function definition without a prototype is
      deprecated in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
verbose.c:179:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
print_nulls(state)
^
int
verbose.c:179:1: warning: a function definition without a prototype is
      deprecated in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
verbose.c:223:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
print_actions(stateno)
^
int
verbose.c:236:2: error: call to undeclared function 'print_shifts'; ISO C99 and
      later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
        print_shifts(p);
        ^
verbose.c:236:2: note: did you mean 'print_state'?
verbose.c:81:1: note: 'print_state' declared here
print_state(state)
^
verbose.c:237:2: error: call to undeclared function 'print_reductions'; ISO C99
      and later do not support implicit function declarations
      [-Werror,-Wimplicit-function-declaration]
        print_reductions(p, defred[stateno]);
        ^
verbose.c:237:2: note: did you mean 'print_actions'?
verbose.c:223:1: note: 'print_actions' declared here
print_actions(stateno)
^
fatal error: too many errors emitted, stopping now [-ferror-limit=]
4 warnings and 20 errors generated.
warshall.c:7:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
transitive_closure(R, n)
^
int
warshall.c:7:1: warning: a function definition without a prototype is deprecated
      in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
warshall.c:57:1: warning: non-void function does not return a value
      [-Wreturn-type]
}
^
warshall.c:59:1: error: type specifier missing, defaults to 'int'; ISO C99 and
      later do not support implicit int [-Werror,-Wimplicit-int]
reflexive_transitive_closure(R, n)
^
int
warshall.c:59:1: warning: a function definition without a prototype is
      deprecated in all versions of C and is not supported in C2x
      [-Wdeprecated-non-prototype]
warshall.c:86:1: warning: non-void function does not return a value
      [-Wreturn-type]
}
^
4 warnings and 2 errors generated.
make: *** [Makefile:9: yacc] Error 1
 * ERROR: dev-util/yacc-1.9.1-r6::gentoo failed (compile phase):
 *   emake failed
 * 
 * If you need support, post the output of `emerge --info '=dev-util/yacc-1.9.1-r6::gentoo'`,
 * the complete build log and the output of `emerge -pqv '=dev-util/yacc-1.9.1-r6::gentoo'`.
 * The complete build log is located at '/var/log/portage/dev-util:yacc-1.9.1-r6:20221005-174305.log'.
 * For convenience, a symlink to the build log is located at '/var/tmp/portage/dev-util/yacc-1.9.1-r6/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/dev-util/yacc-1.9.1-r6/temp/environment'.
 * Working directory: '/var/tmp/portage/dev-util/yacc-1.9.1-r6/work/yacc-1.9.1'
 * S: '/var/tmp/portage/dev-util/yacc-1.9.1-r6/work/yacc-1.9.1'