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commit 702f7964373d9ffb1d550ee714bd723d8bb0c1a3
Author: Matthew Pickering <matthewtpickering@gmail.com>
Date: Mon Apr 29 12:13:00 2024 +0100
Make interface files and object files depend on inplace .conf file
A potential fix for #24737
Index: b/hadrian/src/Rules/Compile.hs
===================================================================
--- a/hadrian/src/Rules/Compile.hs
+++ b/hadrian/src/Rules/Compile.hs
@@ -218,6 +218,9 @@ compileHsObjectAndHi rs objpath = do
ctxPath <- contextPath ctx
(src, deps) <- lookupDependencies (ctxPath -/- ".dependencies") objpath
need (src:deps)
+ -- The .conf file is needed when template-haskell is implicitly added as a dependency
+ -- when a module in the template-haskell package is compiled. (See #24737)
+ when (isLibrary (C.package ctx)) (need . (:[]) =<< pkgConfFile ctx)
-- The .dependencies file lists indicating inputs. ghc will
-- generally read more *.hi and *.hi-boot files (direct inputs).
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