#5173: Implement forward substitution of constants in the Cmm mini-inliner
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Reporter: tibbe | Owner:
Type: bug | Status: new
Priority: normal | Component: Compiler
Version: 7.0.3 | Keywords:
Testcase: | Blockedby:
Os: Unknown/Multiple | Blocking:
Architecture: Unknown/Multiple | Failure: None/Unknown
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Comment(by tibbe):
The attached patch implement forward substitution of constants, with the
drawback that the original assignment isn't removed. We could either leave
the assignment to a later dead-assignment elimination pass or try to
improve this pass to remove it as well.
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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/5173#comment:1>
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