GHC.Exts

# Representations of some basic types

data Word
data Ptr a
data FunPtr a

# The maximum tuple size

maxTupleSize

# Primitive operations

shiftL#
shiftRL#
iShiftL#
iShiftRA#
iShiftRL#

# Fusion

build
augment

# Overloaded string literals

class IsString a

# Debugging

breakpoint
breakpointCond

# Ids with special behaviour

lazy
inline

# Transform comprehensions

data Down a
groupWith
sortWith
the