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* stdio-common/printf_fp.c (___printf_fp): Fix exponent -4

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special case handling when wcp == wstartp + 1.  Fix a comment typo.
	* stdio-common/tfformat.c (sprint_doubles): Add a new testcase.
This commit is contained in:
Ulrich Drepper
2007-04-16 23:28:39 +00:00
parent 0fca3153e7
commit d40e67f54c
3 changed files with 16 additions and 4 deletions
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13
stdio-common/printf_fp.c
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@@ -990,7 +990,7 @@ ___printf_fp (FILE *fp,
0))
/* This is a special case: the rounded number is 1.0,
the format is 'g' or 'G', and the alternative format
is selected. This means the result mist be "1.". */
is selected. This means the result must be "1.". */
--added_zeros;
}
@@ -1081,12 +1081,17 @@ ___printf_fp (FILE *fp,
/* This is another special case. The exponent of the number is
really smaller than -4, which requires the 'e'/'E' format.
But after rounding the number has an exponent of -4. */
assert (wcp >= wstartp + 2);
assert (wcp >= wstartp + 1);
assert (wstartp[0] == L'1');
__wmemcpy (wstartp, L"0.0001", 6);
wstartp[1] = decimalwc;
wmemset (wstartp + 6, L'0', wcp - (wstartp + 2));
wcp += 4;
if (wcp >= wstartp + 2)
{
wmemset (wstartp + 6, L'0', wcp - (wstartp + 2));
wcp += 4;
}
else
wcp += 5;
}
else
{