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| author | Scott Shawcroft <scott@tannewt.org> | 2018-07-30 12:33:44 -0700 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2018-07-30 12:33:44 -0700 |
| commit | a6d94b68453b8535398ff0b61cd6c4a0c7f77f8b (patch) | |
| tree | 8defd6392975b8145dc11f0cce9c39a4e440b32a /py/formatfloat.c | |
| parent | 433a29bb70d51abb84c77a911ced43c6ff14706e (diff) | |
| parent | b1006170f1dcfa3a9499ef31c19c8f20736b136a (diff) | |
Merge pull request #1068 from dhalbert/micropython-25ae98f-merge
Micropython 25ae98f merge
Diffstat (limited to 'py/formatfloat.c')
| -rw-r--r-- | py/formatfloat.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/py/formatfloat.c b/py/formatfloat.c index 4228f99ff..dc7fc1d1f 100644 --- a/py/formatfloat.c +++ b/py/formatfloat.c @@ -258,7 +258,7 @@ int mp_format_float(FPTYPE f, char *buf, size_t buf_size, char fmt, int prec, ch } // It can be that f was right on the edge of an entry in pos_pow needs to be reduced - if (f >= FPCONST(10.0)) { + if ((int)f >= 10) { e += 1; f *= FPCONST(0.1); } @@ -330,7 +330,11 @@ int mp_format_float(FPTYPE f, char *buf, size_t buf_size, char fmt, int prec, ch // Print the digits of the mantissa for (int i = 0; i < num_digits; ++i, --dec) { int32_t d = (int32_t)f; - *s++ = '0' + d; + if (d < 0) { + *s++ = '0'; + } else { + *s++ = '0' + d; + } if (dec == 0 && prec > 0) { *s++ = '.'; } @@ -341,7 +345,7 @@ int mp_format_float(FPTYPE f, char *buf, size_t buf_size, char fmt, int prec, ch // Round // 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)) { + if ((org_fmt != 'f' || e <= num_digits) && f >= FPCONST(5.0)) { char *rs = s; rs--; while (1) { |