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author | Nobuyoshi Nakada <nobu@ruby-lang.org> | 2022-11-18 14:17:10 +0900 |
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committer | Nobuyoshi Nakada <nobu@ruby-lang.org> | 2022-12-16 22:52:59 +0900 |
commit | 635fc5f7fc88a2344118e7a156ff1b2644d0de0c (patch) | |
tree | e19a290c77b7085e3e00afc86b95e03e85fffc75 /time.c | |
parent | 9515179d74f2d9934c1b2c69879d72254d940f85 (diff) | |
download | ruby-635fc5f7fc88a2344118e7a156ff1b2644d0de0c.tar.gz |
[Feature #18033] Make more conformant with C standard
Diffstat (limited to 'time.c')
-rw-r--r-- | time.c | 5 |
1 files changed, 3 insertions, 2 deletions
@@ -2523,9 +2523,10 @@ time_init_parse(rb_execution_context_t *ec, VALUE klass, VALUE str, VALUE zone, rb_raise(rb_eArgError, "year must be 2 or 4+ digits: %.*s", (int)ndigits, ptr - ndigits); } do { -#define peek_n(c, n) ((ptr + n < end) && ((unsigned char)ptr[n] == (c))) +#define peekable_p(n) ((ptrdiff_t)(n) < (end - ptr)) +#define peek_n(c, n) (peekable_p(n) && ((unsigned char)ptr[n] == (c))) #define peek(c) peek_n(c, 0) -#define peekc_n(n) ((ptr + n < end) ? (int)(unsigned char)ptr[n] : -1) +#define peekc_n(n) (peekable_p(n) ? (int)(unsigned char)ptr[n] : -1) #define peekc() peekc_n(0) #define expect_two_digits(x) (x = two_digits(ptr + 1, end, &ptr, #x)) if (!peek('-')) break; |