Wget 1.21.1 on Apple M1

[Jeffrey Walton]

Hi Everyone,

I'm building Wget 1.21.1 on an Apple M1. Things go well for a while, and then:

 % make
/Library/Developer/CommandLineTools/usr/bin/make  all-recursive
Making all in lib
/Library/Developer/CommandLineTools/usr/bin/make  all-am
  CC       regex.o
In file included from regex.c:74:
In file included from ./regexec.c:1362:
./malloc/dynarray-skeleton.c:195:13: error: expected identifier or '('
__nonnull ((1))
            ^
./malloc/dynarray-skeleton.c:195:13: error: expected ')'
./malloc/dynarray-skeleton.c:195:12: note: to match this '('
__nonnull ((1))
           ^
./malloc/dynarray-skeleton.c:205:40: error: expected identifier or '('
__attribute_maybe_unused__ __nonnull ((1))
                                       ^
./malloc/dynarray-skeleton.c:205:40: error: expected ')'
./malloc/dynarray-skeleton.c:205:39: note: to match this '('
__attribute_maybe_unused__ __nonnull ((1))
                                      ^
./malloc/dynarray-skeleton.c:216:13: error: expected identifier or '('
__nonnull ((1))
            ^
./malloc/dynarray-skeleton.c:216:13: error: expected ')'
./malloc/dynarray-skeleton.c:216:12: note: to match this '('
__nonnull ((1))
           ^
./malloc/dynarray-skeleton.c:225:13: error: expected identifier or '('
__nonnull ((1))
            ^
./malloc/dynarray-skeleton.c:225:13: error: expected ')'
./malloc/dynarray-skeleton.c:225:12: note: to match this '('
__nonnull ((1))
           ^
./malloc/dynarray-skeleton.c:239:13: error: expected identifier or '('
__nonnull ((1))
            ^
./malloc/dynarray-skeleton.c:239:13: error: expected ')'
./malloc/dynarray-skeleton.c:239:12: note: to match this '('
__nonnull ((1))
           ^
./malloc/dynarray-skeleton.c:248:13: error: expected identifier or '('
__nonnull ((1))
            ^
./malloc/dynarray-skeleton.c:248:13: error: expected ')'
./malloc/dynarray-skeleton.c:248:12: note: to match this '('
__nonnull ((1))
           ^
./malloc/dynarray-skeleton.c:260:13: error: expected identifier or '('
__nonnull ((1))
            ^
./malloc/dynarray-skeleton.c:260:13: error: expected ')'
./malloc/dynarray-skeleton.c:260:12: note: to match this '('
__nonnull ((1))
           ^
./malloc/dynarray-skeleton.c:270:13: error: expected identifier or '('
__nonnull ((1))
            ^
./malloc/dynarray-skeleton.c:270:13: error: expected ')'
./malloc/dynarray-skeleton.c:270:12: note: to match this '('
__nonnull ((1))
           ^
./malloc/dynarray-skeleton.c:286:7: error: implicit declaration of function
      'regmatch_list_mark_failed' is invalid in C99
      [-Werror,-Wimplicit-function-declaration]
      DYNARRAY_NAME (mark_failed) (list);
      ^
./malloc/dynarray-skeleton.c:151:29: note: expanded from macro 'DYNARRAY_NAME'
#define DYNARRAY_NAME(name) DYNARRAY_CONCAT1(DYNARRAY_PREFIX, name)
                            ^
./malloc/dynarray-skeleton.c:150:40: note: expanded from macro
      'DYNARRAY_CONCAT1'
#define DYNARRAY_CONCAT1(prefix, name) DYNARRAY_CONCAT0(prefix, name)
                                       ^
./malloc/dynarray-skeleton.c:149:40: note: expanded from macro
      'DYNARRAY_CONCAT0'
#define DYNARRAY_CONCAT0(prefix, name) prefix##name
                                       ^
<scratch space>:7:1: note: expanded from here
regmatch_list_mark_failed
^
In file included from regex.c:74:
In file included from ./regexec.c:1362:
./malloc/dynarray-skeleton.c:297:13: error: expected identifier or '('
__nonnull ((1))
            ^
./malloc/dynarray-skeleton.c:297:13: error: expected ')'
./malloc/dynarray-skeleton.c:297:12: note: to match this '('
__nonnull ((1))
           ^
fatal error: too many errors emitted, stopping now [-ferror-limit=]
20 errors generated.
make[3]: *** [regex.o] Error 1

The compiler is Apple Clang 12.0:

% clang --version
Apple clang version 12.0.0 (clang-1200.0.32.29)
Target: arm64-apple-darwin20.3.0
Thread model: posix
InstalledDir: /Library/Developer/CommandLineTools/usr/bin

Jeff