Author: Armin Rigo <ar...@tunes.org>
Branch: 
Changeset: r69098:3a0ef8f31265
Date: 2014-02-08 11:11 +0100
http://bitbucket.org/pypy/pypy/changeset/3a0ef8f31265/

Log:    Fix the test on 64-bit

diff --git a/rpython/jit/codewriter/longlong.py 
b/rpython/jit/codewriter/longlong.py
--- a/rpython/jit/codewriter/longlong.py
+++ b/rpython/jit/codewriter/longlong.py
@@ -26,6 +26,7 @@
     getrealfloat    = lambda x: x
     gethash         = compute_hash
     gethash_fast    = longlong2float.float2longlong
+    extract_bits    = longlong2float.float2longlong
     is_longlong     = lambda TYPE: False
 
     # -------------------------------------
@@ -42,6 +43,7 @@
     getrealfloat    = longlong2float.longlong2float
     gethash         = lambda xll: rarithmetic.intmask(xll - (xll >> 32))
     gethash_fast    = gethash
+    extract_bits    = lambda x: x
     is_longlong     = lambda TYPE: (TYPE is lltype.SignedLongLong or
                                     TYPE is lltype.UnsignedLongLong)
 
diff --git a/rpython/jit/metainterp/history.py 
b/rpython/jit/metainterp/history.py
--- a/rpython/jit/metainterp/history.py
+++ b/rpython/jit/metainterp/history.py
@@ -275,7 +275,8 @@
 
     def same_constant(self, other):
         if isinstance(other, ConstFloat):
-            return self.value == other.value
+            return (longlong.extract_bits(self.value) ==
+                    longlong.extract_bits(other.value))
         return False
 
     def nonnull(self):
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