Ben Gamari pushed to branch wip/backports-9.14 at Glasgow Haskell Compiler / GHC Commits: 7fb21569 by fendor at 2025-08-12T12:32:21-04:00 Revert "base: Expose Backtraces constructor and fields" This reverts commit 17db44c5b32fff82ea988fa4f1a233d1a27bdf57. (cherry picked from commit 4f6bc9cf2a5569e8ac3303a79f8a88fb23e2578b) - - - - - 6 changed files: - libraries/base/changelog.md - libraries/base/src/Control/Exception/Backtrace.hs - testsuite/tests/interface-stability/base-exports.stdout - testsuite/tests/interface-stability/base-exports.stdout-javascript-unknown-ghcjs - testsuite/tests/interface-stability/base-exports.stdout-mingw32 - testsuite/tests/interface-stability/base-exports.stdout-ws-32 Changes: ===================================== libraries/base/changelog.md ===================================== @@ -23,7 +23,6 @@ * `GHC.TypeNats.Internal` * `GHC.ExecutionStack.Internal`. * Deprecate `GHC.JS.Prim.Internal.Build`, as per [CLC #329](https://github.com/haskell/core-libraries-committee/issues/329) - * Expose constructor and field of `Backtraces` from `Control.Exception.Backtrace`, as per [CLC #199](https://github.com/haskell/core-libraries-committee/issues/199#issuecomment-...) * Fix incorrect results of `integerPowMod` when the base is 0 and the exponent is negative, and `integerRecipMod` when the modulus is zero ([#26017](https://gitlab.haskell.org/ghc/ghc/-/issues/26017)). * Fix the rewrite rule for `scanl'` not being strict in the first element of the output list ([#26143](https://gitlab.haskell.org/ghc/ghc/-/issues/26143)). ===================================== libraries/base/src/Control/Exception/Backtrace.hs ===================================== @@ -51,7 +51,7 @@ module Control.Exception.Backtrace , getBacktraceMechanismState , setBacktraceMechanismState -- * Collecting backtraces - , Backtraces(..) + , Backtraces , displayBacktraces , collectBacktraces ) where ===================================== testsuite/tests/interface-stability/base-exports.stdout ===================================== @@ -322,7 +322,7 @@ module Control.Exception.Backtrace where type BacktraceMechanism :: * data BacktraceMechanism = CostCentreBacktrace | HasCallStackBacktrace | ExecutionBacktrace | IPEBacktrace type Backtraces :: * - data Backtraces = Backtraces {btrCostCentre :: GHC.Internal.Maybe.Maybe (GHC.Internal.Ptr.Ptr GHC.Internal.Stack.CCS.CostCentreStack), btrHasCallStack :: GHC.Internal.Maybe.Maybe GHC.Internal.Stack.Types.CallStack, btrExecutionStack :: GHC.Internal.Maybe.Maybe [GHC.Internal.ExecutionStack.Internal.Location], btrIpe :: GHC.Internal.Maybe.Maybe [GHC.Internal.Stack.CloneStack.StackEntry]} + data Backtraces = ... collectBacktraces :: (?callStack::GHC.Internal.Stack.Types.CallStack) => GHC.Internal.Types.IO Backtraces displayBacktraces :: Backtraces -> GHC.Internal.Base.String getBacktraceMechanismState :: BacktraceMechanism -> GHC.Internal.Types.IO GHC.Internal.Types.Bool ===================================== testsuite/tests/interface-stability/base-exports.stdout-javascript-unknown-ghcjs ===================================== @@ -322,7 +322,7 @@ module Control.Exception.Backtrace where type BacktraceMechanism :: * data BacktraceMechanism = CostCentreBacktrace | HasCallStackBacktrace | ExecutionBacktrace | IPEBacktrace type Backtraces :: * - data Backtraces = Backtraces {btrCostCentre :: GHC.Internal.Maybe.Maybe (GHC.Internal.Ptr.Ptr GHC.Internal.Stack.CCS.CostCentreStack), btrHasCallStack :: GHC.Internal.Maybe.Maybe GHC.Internal.Stack.Types.CallStack, btrExecutionStack :: GHC.Internal.Maybe.Maybe [GHC.Internal.ExecutionStack.Internal.Location], btrIpe :: GHC.Internal.Maybe.Maybe [GHC.Internal.Stack.CloneStack.StackEntry]} + data Backtraces = ... collectBacktraces :: (?callStack::GHC.Internal.Stack.Types.CallStack) => GHC.Internal.Types.IO Backtraces displayBacktraces :: Backtraces -> GHC.Internal.Base.String getBacktraceMechanismState :: BacktraceMechanism -> GHC.Internal.Types.IO GHC.Internal.Types.Bool ===================================== testsuite/tests/interface-stability/base-exports.stdout-mingw32 ===================================== @@ -322,7 +322,7 @@ module Control.Exception.Backtrace where type BacktraceMechanism :: * data BacktraceMechanism = CostCentreBacktrace | HasCallStackBacktrace | ExecutionBacktrace | IPEBacktrace type Backtraces :: * - data Backtraces = Backtraces {btrCostCentre :: GHC.Internal.Maybe.Maybe (GHC.Internal.Ptr.Ptr GHC.Internal.Stack.CCS.CostCentreStack), btrHasCallStack :: GHC.Internal.Maybe.Maybe GHC.Internal.Stack.Types.CallStack, btrExecutionStack :: GHC.Internal.Maybe.Maybe [GHC.Internal.ExecutionStack.Internal.Location], btrIpe :: GHC.Internal.Maybe.Maybe [GHC.Internal.Stack.CloneStack.StackEntry]} + data Backtraces = ... collectBacktraces :: (?callStack::GHC.Internal.Stack.Types.CallStack) => GHC.Internal.Types.IO Backtraces displayBacktraces :: Backtraces -> GHC.Internal.Base.String getBacktraceMechanismState :: BacktraceMechanism -> GHC.Internal.Types.IO GHC.Internal.Types.Bool ===================================== testsuite/tests/interface-stability/base-exports.stdout-ws-32 ===================================== @@ -322,7 +322,7 @@ module Control.Exception.Backtrace where type BacktraceMechanism :: * data BacktraceMechanism = CostCentreBacktrace | HasCallStackBacktrace | ExecutionBacktrace | IPEBacktrace type Backtraces :: * - data Backtraces = Backtraces {btrCostCentre :: GHC.Internal.Maybe.Maybe (GHC.Internal.Ptr.Ptr GHC.Internal.Stack.CCS.CostCentreStack), btrHasCallStack :: GHC.Internal.Maybe.Maybe GHC.Internal.Stack.Types.CallStack, btrExecutionStack :: GHC.Internal.Maybe.Maybe [GHC.Internal.ExecutionStack.Internal.Location], btrIpe :: GHC.Internal.Maybe.Maybe [GHC.Internal.Stack.CloneStack.StackEntry]} + data Backtraces = ... collectBacktraces :: (?callStack::GHC.Internal.Stack.Types.CallStack) => GHC.Internal.Types.IO Backtraces displayBacktraces :: Backtraces -> GHC.Internal.Base.String getBacktraceMechanismState :: BacktraceMechanism -> GHC.Internal.Types.IO GHC.Internal.Types.Bool View it on GitLab: https://gitlab.haskell.org/ghc/ghc/-/commit/7fb21569beed25a2b81002cf8a7576e3... -- View it on GitLab: https://gitlab.haskell.org/ghc/ghc/-/commit/7fb21569beed25a2b81002cf8a7576e3... 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