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perform a GC before find resolution #2144

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Merged
merged 3 commits into from
Sep 2, 2021
Merged

perform a GC before find resolution #2144

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91510ef
perform a GC before find resolution
pepeiborra Aug 29, 2021
a58484a
Merge branch 'master' into timestamps-fix
jneira Sep 1, 2021
54fafbe
Merge branch 'master' into timestamps-fix
mergify[bot] Sep 2, 2021
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2 changes: 2 additions & 0 deletions ghcide/test/exe/Main.hs
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Original file line number Diff line number Diff line change
Expand Up @@ -78,6 +78,7 @@ import System.FilePath
import System.IO.Extra hiding (withTempDir)
import qualified System.IO.Extra
import System.Info.Extra (isWindows)
import System.Mem (performGC)
import System.Process.Extra (CreateProcess (cwd),
createPipe, proc,
readCreateProcessWithExitCode)
Expand Down Expand Up @@ -5720,6 +5721,7 @@ unitTests = do
findResolution_us :: Int -> IO Int
findResolution_us delay_us | delay_us >= 1000000 = error "Unable to compute timestamp resolution"
findResolution_us delay_us = withTempFile $ \f -> withTempFile $ \f' -> do
performGC
writeFile f ""
threadDelay delay_us
writeFile f' ""
Expand Down