#7358: ghc: panic! (The 'impossible' happened) from RnSource.lhs
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Reporter: jeffshaw | Owner:
Type: bug | Status: closed
Priority: normal | Component: Compiler
Version: 7.4.2 | Resolution: duplicate
Keywords: | Os: Linux
Architecture: x86_64 (amd64) | Failure: Compile-time crash
Testcase: | Blockedby:
Blocking: | Related:
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Changes (by michalt):
* status: new => closed
* resolution: => duplicate
Comment:
Thanks for reporting. It seems to be a duplicate of #5951, which is
already fixed. With current HEAD you get something like:
{{{
[1 of 1] Compiling Test ( Test.hs, Test.o )
Test.hs:6:10: Malformed instance: A => A => A
}}}
--
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/7358#comment:3>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler
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