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RequirementMachine: Disable redundant requirement diagnostics by default #58780

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Merged
merged 6 commits into from
May 10, 2022
Merged

RequirementMachine: Disable redundant requirement diagnostics by default #58780

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307aa46
RequirementMachine: Fix a case where we diagnose requirements made re…
slavapestov May 10, 2022
f901cc7
RequirementMachine: Move diagnostics code into a new Diagnostics.cpp
slavapestov May 10, 2022
77e2f4c
RequirementMachine: getRequirementForDiagnostics() doesn't need to re…
slavapestov May 10, 2022
f4cb13f
RequirementMachine: Pack the RequirementID field of Rule into a bitfield
slavapestov May 10, 2022
92a78c4
RequirementMachine: Update remaining tests for requirement machine di…
slavapestov May 10, 2022
f39372b
RequirementMachine: Turn off redundant requirement warnings by defaul…
slavapestov May 10, 2022
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3 changes: 3 additions & 0 deletions include/swift/Basic/LangOptions.h
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Expand Up @@ -572,6 +572,9 @@ namespace swift {
/// rewrite system.
bool EnableRequirementMachineOpaqueArchetypes = false;

/// Enable warnings for redundant requirements in generic signatures.
bool WarnRedundantRequirements = false;

/// Enables dumping type witness systems from associated type inference.
bool DumpTypeWitnessSystems = false;

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3 changes: 3 additions & 0 deletions include/swift/Option/FrontendOptions.td
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Expand Up @@ -378,6 +378,9 @@ def disable_requirement_machine_reuse : Flag<["-"], "disable-requirement-machine
def enable_requirement_machine_opaque_archetypes : Flag<["-"], "enable-requirement-machine-opaque-archetypes">,
HelpText<"Enable more correct opaque archetype support, which is off by default because it might fail to produce a convergent rewrite system">;

def warn_redundant_requirements : Flag<["-"], "warn-redundant-requirements">,
HelpText<"Emit warnings for redundant requirements in generic signatures">;

def dump_type_witness_systems : Flag<["-"], "dump-type-witness-systems">,
HelpText<"Enables dumping type witness systems from associated type inference">;

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1 change: 1 addition & 0 deletions lib/AST/CMakeLists.txt
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Expand Up @@ -79,6 +79,7 @@ add_swift_host_library(swiftAST STATIC
RequirementEnvironment.cpp
RequirementMachine/ConcreteContraction.cpp
RequirementMachine/ConcreteTypeWitness.cpp
RequirementMachine/Diagnostics.cpp
RequirementMachine/GenericSignatureQueries.cpp
RequirementMachine/HomotopyReduction.cpp
RequirementMachine/InterfaceType.cpp
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