From: simonmar <unknown>
Date: Wed, 9 Mar 2005 10:38:17 +0000 (+0000)
Subject: [project @ 2005-03-09 10:38:17 by simonmar]
X-Git-Tag: Initial_conversion_from_CVS_complete~935
X-Git-Url: http://git.megacz.com/?p=ghc-hetmet.git;a=commitdiff_plain;h=d04c4288dfc76c3cc593a37824bf2e996663abfb

[project @ 2005-03-09 10:38:17 by simonmar]
Use a different magic number (0x1face64) for 64-bit interface files.
This will prevent us trying to read the dictionary out of a 32-bit
interface file on a 64-bit machine.
---

diff --git a/ghc/compiler/utils/Binary.hs b/ghc/compiler/utils/Binary.hs
index 962531f..c20e2aa 100644
--- a/ghc/compiler/utils/Binary.hs
+++ b/ghc/compiler/utils/Binary.hs
@@ -615,7 +615,12 @@ lazyGet bh = do
 -- --------------------------------------------------------------
 
 initBinMemSize       = (1024*1024) :: Int
+
+#if   WORD_SIZE_IN_BITS == 32
 binaryInterfaceMagic = 0x1face :: Word32
+#elif WORD_SIZE_IN_BITS == 64
+binaryInterfaceMagic = 0x1face64 :: Word32
+#endif
 
 getBinFileWithDict :: Binary a => FilePath -> IO a
 getBinFileWithDict file_path = do