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GHC 9.14.1 · lts/ghc-9.14.x · b2f3bfd · 2026-10-11

Moduleghc-lib-parser-9.14.1.20251220GHC2021

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]