patch applied (ghc): The breakpoint primitive

[Ian Lynagh]

Sun Dec 10 12:37:29 PST 2006  Pepe Iborra <mnislaih at gmail.com>
  * The breakpoint primitive

    A ./compiler/deSugar/DsBreakpoint.lhs
    M ./compiler/deSugar/DsExpr.lhs -41 +18
    M ./compiler/prelude/PrelNames.lhs -3 +15
    M ./compiler/rename/RnExpr.lhs -58 +4
    M ./compiler/typecheck/TcRnMonad.lhs -9 +6