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| author | Paul Sokolovsky <pfalcon@users.sourceforge.net> | 2015-11-22 18:09:28 +0200 |
|---|---|---|
| committer | Paul Sokolovsky <pfalcon@users.sourceforge.net> | 2015-11-22 18:09:28 +0200 |
| commit | 3c4c0698021a9eed5ab66b1c47c0180dd1fabcf4 (patch) | |
| tree | 17aee76f4bde10c61e2bbe543a1df63261e863ae /py | |
| parent | b64e0575fd5c30900c4576185edee26f5e2c54f0 (diff) | |
| download | micropython-3c4c0698021a9eed5ab66b1c47c0180dd1fabcf4.tar.gz micropython-3c4c0698021a9eed5ab66b1c47c0180dd1fabcf4.zip | |
py/formatfloat: Workaround (fix?) incorrect rounding for %f format.
Diffstat (limited to 'py')
| -rw-r--r-- | py/formatfloat.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/py/formatfloat.c b/py/formatfloat.c index ac5a74e8fc..ec90906527 100644 --- a/py/formatfloat.c +++ b/py/formatfloat.c @@ -308,7 +308,9 @@ int mp_format_float(FPTYPE f, char *buf, size_t buf_size, char fmt, int prec, ch } // Round - if (f >= FPCONST(5.0)) { + // If we print non-exponential format (i.e. 'f'), but a digit we're going + // to round by (e) is too far away, then there's nothing to round. + if ((org_fmt != 'f' || e <= 1) && f >= FPCONST(5.0)) { char *rs = s; rs--; while (1) { |