diff options
Diffstat (limited to 'tokenizer.c')
| -rw-r--r-- | tokenizer.c | 39 |
1 files changed, 20 insertions, 19 deletions
diff --git a/tokenizer.c b/tokenizer.c index c26c692..8beead9 100644 --- a/tokenizer.c +++ b/tokenizer.c @@ -363,26 +363,27 @@ static Status tokenize_file(Tokenizer *t, File *file) { tokr_nextchar(t); // octal/hexadecimal/binary (or zero) char format = *t->s; - if (isdigit(format)) // octal + if (isdigit(format)) { + --t->s; + tokenization_err(t, "Number starts with a 0. If you're trying to do an octal number, use 0o (e.g. 0o54123)."); + goto err; + } + switch (format) { + case 'b': + base = 2; + tokr_nextchar(t); + break; + case 'x': + base = 16; + tokr_nextchar(t); + break; + case 'o': // also octal base = 8; - else { - switch (format) { - case 'b': - base = 2; - tokr_nextchar(t); - break; - case 'x': - base = 16; - tokr_nextchar(t); - break; - case 'o': - base = 8; - tokr_nextchar(t); - break; - default: - // it's 0/0.something etc. - break; - } + tokr_nextchar(t); + break; + default: + // it's 0/0.something etc. + break; } } while (1) { |