simplification

2005-12-11 01:08:47 +00:00 · 2005-12-11 01:08:47 +00:00 · 4cbf30669d
parent 44826cb0d7
commit 4cbf30669d
1 changed files with 1 additions and 2 deletions
--- a/library/compiler/x86/fixnum.factor
+++ b/library/compiler/x86/fixnum.factor
@ -111,8 +111,7 @@ M: %fixnum<< generate-node
    ! make a copy
    0 scratch 1 input-operand MOV
    ! check for potential overflow
-    0 scratch 0 input shift-add ADD
-    0 scratch 0 input shift-add 2 * 1- CMP
+    0 scratch 0 input shift-add 2dup ADD 2 * 1- CMP
    ! is there going to be an overflow?
    "no-overflow" get JBE
    ! there is going to be an overflow, make a bignum