#7284: plusAddr# x 0 isn't optimised away
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Reporter: rl | Owner: igloo
Type: bug | Status: new
Priority: high | Milestone: 7.8.1
Component: Compiler | Version: 7.6.1
Keywords: | Os: Unknown/Multiple
Architecture: Unknown/Multiple | Failure: Runtime performance bug
Difficulty: Unknown | Testcase:
Blockedby: | Blocking:
Related: |
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Comment(by ian@…):
commit b09352165101afb1d5f502350664dfc7a5bba10c
{{{
Author: Ian Lynagh <i...@well-typed.com>
Date: Sun Oct 21 14:48:29 2012 +0100
Add a rule for (plusAddr# x 0) == x; fixes #7284
compiler/prelude/PrelRules.lhs | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
}}}
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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/7284#comment:4>
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