HORIZON HASKELLDocslts/ghc-10.0.x8174fa42026-10-11Search names, modules, packages, or :: a typeCtrl K

GHC 10.0.0.20260917 · lts/ghc-10.0.x · 8174fa4 · 2026-10-11

Moduleghc-10.0.0.20260917GHC2024

GHC.Settings.Constants

Compile-time settings

  • 13 values

Default maximum depth for both class instance search and type family reduction. See also #5395.

valuemAX_QC_FUEL :: Int
#

In case of loopy quantified constraints constraints, how many times should we allow superclass expansions Should be less than mAX_SOLVER_ITERATIONS See Note [Expanding Recursive Superclasses and ExpansionFuel]

valuemAX_WANTEDS_FUEL :: Int
#

In case of loopy wanted constraints, how many times should we allow superclass expansions Should be less than mAX_GIVENS_FUEL See Note [Expanding Recursive Superclasses and ExpansionFuel]

valuemAX_GIVENS_FUEL :: Int
#

In case of loopy given constraints, how many times should we allow superclass expansions Should be less than max_SOLVER_ITERATIONS See Note [Expanding Recursive Superclasses and ExpansionFuel]