#5165: GHC doesn't optimize FP excess precision properly
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Reporter: ezyang | Owner:
Type: bug | Status: new
Priority: normal | Milestone:
Component: Compiler | Version: 7.1
Keywords: | Testcase:
Blockedby: | Difficulty:
Os: Linux | Blocking:
Architecture: x86 | Failure: Incorrect result at runtime
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Changes (by malosh):
* cc: pierreetienne.meunier@… (added)
Comment:
Why does GHC use GMP for its Integer type, whereas integer arithmetic is
one of the only thing relatively portable, and does not provide any kind
of native floating-point portable type ?
It would be really cool to be able to use GHC's register allocator on MPFR
arithmetic, for instance.
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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/5165#comment:3>
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