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ghc/ghc-Debian-buildpath-abi-st...

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Forwarded to https://ghc.haskell.org/trac/ghc/ticket/10424
Index: ghc-7.10.1/compiler/iface/MkIface.hs
===================================================================
--- ghc-7.10.1.orig/compiler/iface/MkIface.hs 2015-05-17 20:34:02.808643844 +0200
+++ ghc-7.10.1/compiler/iface/MkIface.hs 2015-05-17 20:34:02.804643799 +0200
@@ -611,7 +611,7 @@
iface_hash <- computeFingerprint putNameLiterally
(mod_hash,
ann_fn (mkVarOcc "module"), -- See mkIfaceAnnCache
- mi_usages iface0,
+ usages,
sorted_deps,
mi_hpc iface0)
@@ -644,6 +644,9 @@
(non_orph_fis, orph_fis) = mkOrphMap ifFamInstOrph (mi_fam_insts iface0)
fix_fn = mi_fix_fn iface0
ann_fn = mkIfaceAnnCache (mi_anns iface0)
+ -- Do not allow filenames to affect the interface
+ usages = [ case u of UsageFile _ fp -> UsageFile "" fp; _ -> u | u <- mi_usages iface0 ]
+
getOrphanHashes :: HscEnv -> [Module] -> IO [Fingerprint]
getOrphanHashes hsc_env mods = do