add comment to prevent JuliaLang#6058 from recurring (see commit 4b4565f

)
waTeim · Nov 23, 2014 · c0886e2 · c0886e2
1 parent eecd769
commit c0886e2
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/base/string.jl b/base/string.jl
@@ -661,6 +661,7 @@ const memhash_seed = UInt === UInt64 ? 0x71e729fd56419c81 : 0x56419c81
 
 function hash{T<:ByteString}(s::Union(T,SubString{T}), h::UInt)
     h += memhash_seed
+    # note: use pointer(s) here (see #6058).
     ccall(memhash, UInt, (Ptr{UInt8}, Csize_t, UInt32), pointer(s), sizeof(s), h % UInt32) + h
 end
 hash(s::AbstractString, h::UInt) = hash(bytestring(s), h)