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users/17445: fix handling of leading zeroes in floating point

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Bart Schaefer 2012-12-08 19:50:20 +00:00
parent 968a7a2a51
commit 431c22024d
3 changed files with 19 additions and 3 deletions
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9
ChangeLog
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@ -1,3 +1,8 @@
2012-12-08 Bart Schaefer <schaefer@zsh.org>
* users/17445: Src/math.c, Test/C01arith.ztst: fix handling of
leading zeroes in floating point.
2012-11-20 Oliver Kiddle <opk@zsh.org>
* 30811: Completion/Linux/Command/_btrfs,
@ -6,7 +11,7 @@
2012-11-16 Vin Shelton <acs@xemacs.org>
* Doc/Zsh/grammar.yo: users/16865: Added missing menu item for Errors.
* users/16865: Doc/Zsh/grammar.yo: Added missing menu item for Errors.
2012-11-18 Bart Schaefer <schaefer@zsh.org>
@ -363,5 +368,5 @@
*****************************************************
* This is used by the shell to define $ZSH_PATCHLEVEL
* $Revision: 1.5765 $
* $Revision: 1.5766 $
*****************************************************

3
Src/math.c
View file

@ -447,7 +447,8 @@ lexconstant(void)
if (*nptr == '-')
nptr++;
if (*nptr == '0')
if (*nptr == '0' &&
(memchr(nptr, '.', strlen(nptr)) == NULL))
{
nptr++;
if (*nptr == 'x' || *nptr == 'X') {

10
Test/C01arith.ztst
View file

@ -152,6 +152,16 @@
0:commas and parentheses, part 1
>4
print $(( 07.5 ))
(setopt octalzeroes; print $(( 09.5 )))
0:leading zero doesn't affect floating point
>7.5
>9.5
(setopt octalzeroes; print $(( 09 )))
1:octalzeroes rejects invalid constants
?(eval):1: bad math expression: operator expected at `9 '
(setopt octalzeroes; print $(( 08#77 )))
0:octalzeroes doesn't affect bases
>63