[issue40334] PEP 617: new PEG-based parser

[STINNER Victor]

STINNER Victor <vstinner at python.org> added the comment:

test_peg_generator emits compiler warnings:

https://buildbot.python.org/all/#/builders/612/builds/283

0:08:01 load avg: 1.40 [423/423/1] test_peg_generator passed (7 min 4 sec)
/tmp/tmp0vbqe8gp/parse.c: In function ‘start_rule’:
/tmp/tmp0vbqe8gp/parse.c:32:35: warning: passing argument 2 of ‘_PyPegen_lookahead’ from incompatible pointer type [-Wincompatible-pointer-types]
   32 |             _PyPegen_lookahead(1, _PyPegen_name_token, p)
      |                                   ^~~~~~~~~~~~~~~~~~~
      |                                   |
      |                                   struct _expr * (*)(Parser *)
In file included from /tmp/tmp0vbqe8gp/parse.c:2:
/home/buildbot/buildarea/3.x.cstratak-fedora-rawhide-aarch64.lto-pgo/build/Parser/pegen/pegen.h:90:36: note: expected ‘void * (*)(Parser *)’ but argument is of type ‘struct _expr * (*)(Parser *)’
   90 | int _PyPegen_lookahead(int, void *(func)(Parser *), Parser *);
      |                             ~~~~~~~^~~~~~~~~~~~~~~
/tmp/tmp54o68k3n/parse.c: In function ‘start_rule’:
/tmp/tmp54o68k3n/parse.c:32:35: warning: passing argument 2 of ‘_PyPegen_lookahead’ from incompatible pointer type [-Wincompatible-pointer-types]
   32 |             _PyPegen_lookahead(0, _PyPegen_name_token, p)
      |                                   ^~~~~~~~~~~~~~~~~~~
      |                                   |
      |                                   struct _expr * (*)(Parser *)
In file included from /tmp/tmp54o68k3n/parse.c:2:
/home/buildbot/buildarea/3.x.cstratak-fedora-rawhide-aarch64.lto-pgo/build/Parser/pegen/pegen.h:90:36: note: expected ‘void * (*)(Parser *)’ but argument is of type ‘struct _expr * (*)(Parser *)’
   90 | int _PyPegen_lookahead(int, void *(func)(Parser *), Parser *);
      |                             ~~~~~~~^~~~~~~~~~~~~~~

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<https://bugs.python.org/issue40334>
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