From d6c6c84f768c5dd449bae3251e688f59756202e1 Mon Sep 17 00:00:00 2001
From: sergei <gorelkin@nanoreflex.ru>
Date: Mon, 16 Jun 2014 17:05:01 +0000
Subject: [PATCH] * calc_divconst_magic_unsigned: explicitly limit the shift
 amount to number of bits of target platform. This happens implicitly only on
 x86, on other 32-bit targets shifting by more than 31 bits calculates as
 zero.

git-svn-id: trunk@27983 -
---
 compiler/cgutils.pas | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/compiler/cgutils.pas b/compiler/cgutils.pas
index 41ae0366d3..fb2fea8c77 100644
--- a/compiler/cgutils.pas
+++ b/compiler/cgutils.pas
@@ -388,7 +388,7 @@ uses
         magic_add:=false;
 {$push}
 {$warnings off }
-        mask:=aWord(not 0) shr (64-N);
+        mask:=aWord(not 0) shr ((64-N) and (sizeof(aWord)*8-1));
         nc:=(mask-(-d) mod aInt(d));
 {$pop}
         p:=N-1;                       { initialize p }