Moduleghc-internal-9.1003.0Haskell2010

GHC.Internal.Exception.Backtrace

datadata BacktraceMechanism

How to collect a backtrace when an exception is thrown.

CostCentreBacktrace
collect cost-centre stack backtraces (only available when built with profiling)
HasCallStackBacktrace
collect HasCallStack backtraces
ExecutionBacktrace
collect backtraces via native execution stack unwinding (e.g. using DWARF debug information)
IPEBacktrace
collect backtraces from Info Table Provenance Entries

datadata EnabledBacktraceMechanisms

valuedefaultEnabledBacktraceMechanisms :: EnabledBacktraceMechanisms

valuebacktraceMechanismEnabled

valuesetBacktraceMechanismEnabled

valueenabledBacktraceMechanismsRef :: IORef EnabledBacktraceMechanisms

valuegetEnabledBacktraceMechanisms :: IO EnabledBacktraceMechanisms

Returns the currently enabled BacktraceMechanisms.

valuegetBacktraceMechanismState :: BacktraceMechanism -> IO Bool

Will the given BacktraceMechanism be used when collecting backtraces?

valuesetBacktraceMechanismState :: BacktraceMechanism -> Bool -> IO ()

Set whether the given BacktraceMechanism will be used when collecting backtraces?

datadata Backtraces

A collection of backtraces.

Instances1ExceptionAnnotation

ExceptionAnnotation BacktracesDefined in ghc-internal-9.1003.0 · GHC.Internal.Exception.Backtrace

valuedisplayBacktraces :: Backtraces -> String

Render a set of backtraces to a human-readable string.

valuecollectBacktraces :: IP "callStack" CallStack => IO Backtraces

Collect a set of Backtraces.

valuecollectBacktraces'