X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=ghc%2Fcompiler%2Futils%2FFastString.lhs;h=61750aabdb5ed065f37932030804596be4ff2ffc;hb=affe92132329afa642bc83d74d5b07d14187e968;hp=494648f34c236115dbb47ce2f42d35cd0252ba91;hpb=007ad2be2af3375088b3ec774578cc6a1d218ff6;p=ghc-hetmet.git

diff --git a/ghc/compiler/utils/FastString.lhs b/ghc/compiler/utils/FastString.lhs
index 494648f..61750aa 100644
--- a/ghc/compiler/utils/FastString.lhs
+++ b/ghc/compiler/utils/FastString.lhs
@@ -391,9 +391,9 @@ hashSubStrBA ba# start# len# =
    2# -> ((ord# c0 *# 631#) +# (ord# c1 *# 217#) +# len#) `remInt#` hASH_TBL_SIZE#
    _  -> ((ord# c0 *# 631#) +# (ord# c1 *# 217#) +# (ord# c2 *# 43#) +# len#) `remInt#` hASH_TBL_SIZE#
   where
-    c0 = indexCharArray# ba# 0#
-    c1 = indexCharArray# ba# (len# `quotInt#` 2# -# 1#)
-    c2 = indexCharArray# ba# (len# -# 1#)
+    c0 = indexCharArray# ba# (start# +# 0#)
+    c1 = indexCharArray# ba# (start# +# (len# `quotInt#` 2# -# 1#))
+    c2 = indexCharArray# ba# (start# +# (len# -# 1#))
 
 --    c1 = indexCharArray# ba# 1#
 --    c2 = indexCharArray# ba# 2#