import Linker
import DynFlags
import Unique
+import UniqSupply
import Module
import Panic
import UniqFM
Nothing -> return RunFailed
Just (ids, hval) -> do
- withBreakAction (isStep step) dflags' breakMVar statusMVar $ do
-
- let thing_to_run = unsafeCoerce# hval :: IO [HValue]
- status <- sandboxIO dflags' statusMVar thing_to_run
+ status <-
+ withBreakAction (isStep step) dflags' breakMVar statusMVar $ do
+ let thing_to_run = unsafeCoerce# hval :: IO [HValue]
+ sandboxIO dflags' statusMVar thing_to_run
let ic = hsc_IC hsc_env
bindings = (ic_tmp_ids ic, ic_tyvars ic)
handleRunStatus expr ref bindings final_ids
breakMVar statusMVar status hist'
-
back :: Session -> IO ([Name], Int, SrcSpan)
back = moveHist (+1)
where
mkNewId :: OccName -> Id -> IO Id
mkNewId occ id = do
- let uniq = idUnique id
+ us <- mkSplitUniqSupply 'I'
+ -- we need a fresh Unique for each Id we bind, because the linker
+ -- state is single-threaded and otherwise we'd spam old bindings
+ -- whenever we stop at a breakpoint. The InteractveContext is properly
+ -- saved/restored, but not the linker state. See #1743, test break026.
+ let
+ uniq = uniqFromSupply us
loc = nameSrcSpan (idName id)
name = mkInternalName uniq occ loc
ty = idType id