Opened 17 years ago

Closed 16 years ago

Last modified 48 years ago

#538 closed bug (Fixed)

Implicit Params cause core dump!

Reported by: lewie Owned by: nobody
Priority: high Milestone:
Component: Compiler Version: 5.0
Keywords: Cc:
Operating System: Architecture:
Type of failure: None/Unknown Test Case:
Blocked By: Blocking:
Related Tickets: Differential Rev(s):
Wiki Page:


GHC 5.0 compiles the following to a program that dumps

main = putStr $ show $ foo with ?x = 13

foo :: (?x :: Int) => Int
foo = ?x

Change History (1)

comment:1 Changed 16 years ago by simonpj

Status: assignedclosed
Logged In: YES 

This was a serious bug in tcSimlifyIPs.  Very likely some 
of the other strange behaviour of IPs was due to this.  
Fixed now; needs merging into branch.
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