If it's strictly just in the codegen (and not affecting user code), seems fine to me.
Edward Excerpts from Johan Tibell's message of 2014-08-07 12:10:37 +0100: > Inside GHC we mostly use Int instead of Word, even when we want to > represent non-negative values, such as sizes of things or indices into > things. This is now causing some grief in > https://ghc.haskell.org/trac/ghc/ticket/9416, where an allocation boundary > case test fails with a segfault because a n < m Int comparison overflows. > > I tried to fix the issue by changing the type of maxInlineAllocSize, which > is used on one side of the above comparison, to Word. However, that > unravels a bunch of other issues, such as wordsToBytes, ByteOff, etc are > all Int-valued quantities. > > I could perhaps work around these problems by judicious use of fromIntegral > in StgCmmPrim, but I'm a bit unhappy about it because it 1) makes the code > uglier and 2) needs to be done in quite a few places. > > How much work would it be to try to switch the codegen to use Word for most > of these quantities instead? > > -- Johan _______________________________________________ ghc-devs mailing list ghc-devs@haskell.org http://www.haskell.org/mailman/listinfo/ghc-devs
