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| author | Damien George <damien.p.george@gmail.com> | 2015-01-16 17:47:07 +0000 |
|---|---|---|
| committer | Damien George <damien.p.george@gmail.com> | 2015-01-16 17:47:07 +0000 |
| commit | 963a5a3e82ded7ee75adae72ae7cb14796fa150e (patch) | |
| tree | 78402c85b98c1c8f1889d7af7dc6f4828a8f55a5 /py/pfenv.c | |
| parent | f12ea7c7ed1ef97ee48c4356dbbc808cc2bdee4a (diff) | |
py, unix: Allow to compile with -Wsign-compare.
See issue #699.
Diffstat (limited to 'py/pfenv.c')
| -rw-r--r-- | py/pfenv.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/py/pfenv.c b/py/pfenv.c index 698f3b16c..f608a1175 100644 --- a/py/pfenv.c +++ b/py/pfenv.c @@ -341,12 +341,15 @@ int pfenv_print_float(const pfenv_t *pfenv, mp_float_t f, char fmt, int flags, c *fmt_s = '\0'; len = snprintf(buf, sizeof(buf), fmt_buf, prec, f); + if (len < 0) { + len = 0; + } #else #error Unknown MICROPY FLOAT IMPL #endif char *s = buf; - if ((flags & PF_FLAG_ADD_PERCENT) && (len + 1) < sizeof(buf)) { + if ((flags & PF_FLAG_ADD_PERCENT) && (size_t)(len + 1) < sizeof(buf)) { buf[len++] = '%'; buf[len] = '\0'; } |