From bc9d16b79f4e8c25e13be63f846cfd7152b65da1 Mon Sep 17 00:00:00 2001
From: Pádraig Brady <P@draigBrady.com>
Date: Mon, 22 Jun 2015 02:12:32 +0100
Subject: numfmt: handle leading zeros correctly

* src/numfmt.c (simple_strtod_int): Don't count leading zeros
as significant digits.  Also have leading zeros as optional
for floating point numbers.
* tests/misc/numfmt.pl: Add test cases.
* NEWS: Mention the fix.
---
 tests/misc/numfmt.pl | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'tests')

diff --git a/tests/misc/numfmt.pl b/tests/misc/numfmt.pl
index 25bba61b2..a6432a76c 100755
--- a/tests/misc/numfmt.pl
+++ b/tests/misc/numfmt.pl
@@ -659,6 +659,19 @@ my @Tests =
      ['large-15',$limits->{INTMAX_OFLOW}, {OUT=>$limits->{INTMAX_OFLOW}}],
      ['large-16','9.300000000000000000', {OUT=>'9.300000000000000000'}],
 
+     # Leading zeros weren't handled appropriately before 8.24
+     ['leading-1','0000000000000000000000000001', {OUT=>"1"}],
+     ['leading-2','.1', {OUT=>"0.1"}],
+     ['leading-3','bad.1',
+             {ERR => "$prog: invalid number: 'bad.1'\n"},
+             {EXIT => 2}],
+     ['leading-4','..1',
+             {ERR => "$prog: invalid suffix in input: '..1'\n"},
+             {EXIT => 2}],
+     ['leading-5','1.',
+             {ERR => "$prog: invalid number: '1.'\n"},
+             {EXIT => 2}],
+
      # precision override
      ['precision-1','--format=%.4f 9991239123 --to=si', {OUT=>"9.9913G"}],
      ['precision-2','--format=%.1f 9991239123 --to=si', {OUT=>"10.0G"}],
-- 
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