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author | Neil Schemenauer <nascheme@enme.ucalgary.ca> | 2002-03-22 23:38:11 (GMT) |
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committer | Neil Schemenauer <nascheme@enme.ucalgary.ca> | 2002-03-22 23:38:11 (GMT) |
commit | c155dd4ca91403469a4bd46528b592d940f43fb3 (patch) | |
tree | 80572aad6344e45eea3fcf7ae7d7f05fb06c1d5a /Parser | |
parent | 558ba52f10ed609001bfb3263690c251ffbd4655 (diff) | |
download | cpython-c155dd4ca91403469a4bd46528b592d940f43fb3.zip cpython-c155dd4ca91403469a4bd46528b592d940f43fb3.tar.gz cpython-c155dd4ca91403469a4bd46528b592d940f43fb3.tar.bz2 |
Disable the parser hacks that allowed the "yield" keyword to be enabled
by a future statement.
Diffstat (limited to 'Parser')
-rw-r--r-- | Parser/parser.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/Parser/parser.c b/Parser/parser.c index 3914143..686161b 100644 --- a/Parser/parser.c +++ b/Parser/parser.c @@ -79,7 +79,9 @@ PyParser_New(grammar *g, int start) if (ps == NULL) return NULL; ps->p_grammar = g; +#if 0 /* future keyword */ ps->p_generators = 0; +#endif ps->p_tree = PyNode_New(start); if (ps->p_tree == NULL) { PyMem_DEL(ps); @@ -145,10 +147,12 @@ classify(parser_state *ps, int type, char *str) if (l->lb_type == NAME && l->lb_str != NULL && l->lb_str[0] == s[0] && strcmp(l->lb_str, s) == 0) { +#if 0 /* future keyword */ if (!ps->p_generators && s[0] == 'y' && strcmp(s, "yield") == 0) break; /* not a keyword */ +#endif D(printf("It's a keyword\n")); return n - i; } @@ -170,6 +174,7 @@ classify(parser_state *ps, int type, char *str) return -1; } +#if 0 /* future keyword */ static void future_hack(parser_state *ps) { @@ -191,6 +196,7 @@ future_hack(parser_state *ps) } } } +#endif /* future keyword */ int PyParser_AddToken(register parser_state *ps, register int type, char *str, @@ -249,10 +255,12 @@ PyParser_AddToken(register parser_state *ps, register int type, char *str, "Direct pop.\n", d->d_name, ps->p_stack.s_top->s_state)); +#if 0 /* future keyword */ if (d->d_name[0] == 'i' && strcmp(d->d_name, "import_stmt") == 0) future_hack(ps); +#endif s_pop(&ps->p_stack); if (s_empty(&ps->p_stack)) { D(printf(" ACCEPT.\n")); @@ -265,9 +273,11 @@ PyParser_AddToken(register parser_state *ps, register int type, char *str, } if (s->s_accept) { +#if 0 /* future keyword */ if (d->d_name[0] == 'i' && strcmp(d->d_name, "import_stmt") == 0) future_hack(ps); +#endif /* Pop this dfa and try again */ s_pop(&ps->p_stack); D(printf(" Pop ...\n")); |