Tue Dec 14 00:29:39 PST 2010 simonpj at microsoft.com
* Wibble to InstEnv.instanceHead
Fixes an accidental glitch in T1835
M ./compiler/types/InstEnv.lhs -4 +7
View patch online:
http://darcs.haskell.org/cgi-bin/darcsweb.cgi?r=ghc-7.0/ghc;a=darcs_commitdiff;h=20101214082939-1287e-6db58a221fabbef10fd1968d53d620bc2789fe2e.gz