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2010-12-07 Jeff Johnston <jjohnstn@redhat.com> 

* libc/stdlib/strtod.c(_strtod_r): Fix code to handle case whereby
        _DOUBLE_IS_32BITS is set and DBL_DIGS is 6 instead of 15.
This commit is contained in:
Jeff Johnston 2010-12-07 21:26:45 +00:00
parent f2588cb91d
commit c317cb34b1
2 changed files with 27 additions and 14 deletions
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5
newlib/ChangeLog
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@ -1,3 +1,8 @@
2010-12-07 Jeff Johnston <jjohnstn@redhat.com>
* libc/stdlib/strtod.c(_strtod_r): Fix code to handle case whereby
_DOUBLE_IS_32BITS is set and DBL_DIGS is 6 instead of 15.
2010-12-07 Ralf Corsépius <ralf.corsepius@rtems.org> 2010-12-07 Ralf Corsépius <ralf.corsepius@rtems.org>
* libc/include/strings.h: New (split-out from string.h). * libc/include/strings.h: New (split-out from string.h).

36
newlib/libc/stdlib/strtod.c
View File

@ -299,11 +299,14 @@ _DEFUN (_strtod_r, (ptr, s00, se),
} }
s0 = s; s0 = s;
y = z = 0; y = z = 0;
for(nd = nf = 0; (c = *s) >= '0' && c <= '9'; nd++, s++) for(nd = nf = 0; (c = *s) >= '0' && c <= '9'; nd++, s++) {
if (nd < 9) if (nd < DBL_DIG + 1) {
y = 10*y + c - '0'; if (nd < 9)
else if (nd < 16) y = 10*y + c - '0';
z = 10*z + c - '0'; else
z = 10*z + c - '0';
}
}
nd0 = nd; nd0 = nd;
if (strncmp (s, _localeconv_r (ptr)->decimal_point, if (strncmp (s, _localeconv_r (ptr)->decimal_point,
strlen (_localeconv_r (ptr)->decimal_point)) == 0) strlen (_localeconv_r (ptr)->decimal_point)) == 0)
@ -326,15 +329,20 @@ _DEFUN (_strtod_r, (ptr, s00, se),
nz++; nz++;
if (c -= '0') { if (c -= '0') {
nf += nz; nf += nz;
for(i = 1; i < nz; i++) for(i = 1; i < nz; i++) {
if (nd++ < 9) if (nd++ <= DBL_DIG + 1) {
y *= 10; if (nd < 10)
else if (nd <= DBL_DIG + 1) y *= 10;
z *= 10; else
if (nd++ < 9) z *= 10;
y = 10*y + c; }
else if (nd <= DBL_DIG + 1) }
z = 10*z + c; if (nd++ <= DBL_DIG + 1) {
if (nd < 10)
y = 10*y + c;
else
z = 10*z + c;
}
nz = 0; nz = 0;
} }
} }