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| author | Rich Felker <dalias@aerifal.cx> | 2012-04-16 01:53:52 -0400 |
|---|---|---|
| committer | Rich Felker <dalias@aerifal.cx> | 2012-04-16 01:53:52 -0400 |
| commit | 2ac580fdfe1daf9924f221dc98878ae480306bfa (patch) | |
| tree | 78e6e97b1801310be2bb4ae7085f3808b6bff1c8 /src/internal/floatscan.c | |
| parent | 67b25fe0a8947de93e3eddd36dae24a9fec12ade (diff) | |
| download | musl-2ac580fdfe1daf9924f221dc98878ae480306bfa.tar.gz musl-2ac580fdfe1daf9924f221dc98878ae480306bfa.tar.bz2 musl-2ac580fdfe1daf9924f221dc98878ae480306bfa.tar.xz musl-2ac580fdfe1daf9924f221dc98878ae480306bfa.zip | |
floatscan: fix incorrect count of leading nonzero digits
this off-by-one error was causing values with just one digit past the
decimal point to be treated by the integer case. in many cases it
would yield the correct result, but if expressions are evaluated in
excess precision, double rounding may occur.
Diffstat (limited to 'src/internal/floatscan.c')
| -rw-r--r-- | src/internal/floatscan.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/internal/floatscan.c b/src/internal/floatscan.c index 10123bfa..377a008b 100644 --- a/src/internal/floatscan.c +++ b/src/internal/floatscan.c @@ -81,8 +81,8 @@ static long double decfloat(FILE *f, int c, int bits, int emin, int sign, int po if (lrp!=-1) break; lrp = dc; } else if (k < KMAX-2) { - if (c!='0') lnz = dc; dc++; + if (c!='0') lnz = dc; if (j) x[k] = x[k]*10 + c-'0'; else x[k] = c-'0'; if (++j==9) { |