From 20408e3ccf502b6ce4033d8203710405ec9ef8f6 Mon Sep 17 00:00:00 2001
From: Gurusamy Sarathy <gsar@cpan.org>
Date: Thu, 14 May 1998 10:53:55 +0000
Subject: [win32] merge change#896 from maintbranch

p4raw-link: @896 on //depot/maint-5.004/perl: 0562b9ae2b0eff79632fc0164c13c34c06a019e2

p4raw-id: //depot/win32/perl@938
---
 lib/Math/BigInt.pm | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to 'lib/Math')

diff --git a/lib/Math/BigInt.pm b/lib/Math/BigInt.pm
index 422dca42fd..013e55fadb 100644
--- a/lib/Math/BigInt.pm
+++ b/lib/Math/BigInt.pm
@@ -171,7 +171,7 @@ sub add { #(int_num_array, int_num_array) return int_num_array
     $car = 0;
     for $x (@x) {
 	last unless @y || $car;
-	$x -= 1e5 if $car = (($x += shift(@y) + $car) >= 1e5) ? 1 : 0;
+	$x -= 1e5 if $car = (($x += (@y ? shift(@y) : 0) + $car) >= 1e5) ? 1 : 0;
     }
     for $y (@y) {
 	last unless $car;
@@ -185,8 +185,8 @@ sub sub { #(int_num_array, int_num_array) return int_num_array
     local(*sx, *sy) = @_;
     $bar = 0;
     for $sx (@sx) {
-	last unless @y || $bar;
-	$sx += 1e5 if $bar = (($sx -= shift(@sy) + $bar) < 0);
+	last unless @sy || $bar;
+	$sx += 1e5 if $bar = (($sx -= (@sy ? shift(@sy) : 0) + $bar) < 0);
     }
     @sx;
 }
-- 
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