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authorBen Gamari <ben@smart-cactus.org>2020-03-30 17:02:23 -0400
committerBen Gamari <ben@smart-cactus.org>2020-03-31 13:10:00 -0400
commiteba58110538686d8fe57d5dd372624b50f1fa2b7 (patch)
tree132af04b3ffb0a7113358e9a1376638a0bef488c
parent4b9c586472bf99425f7bbcf346472d7c54f05028 (diff)
downloadhaskell-eba58110538686d8fe57d5dd372624b50f1fa2b7.tar.gz
hadrian: Use --export-dynamic when linking iserv
As noticed in #17962, the make build system currently does this (see 3ce0e0ba) but the change was never ported to Hadrian.
-rw-r--r--hadrian/src/Settings/Packages.hs8
1 files changed, 8 insertions, 0 deletions
diff --git a/hadrian/src/Settings/Packages.hs b/hadrian/src/Settings/Packages.hs
index 160259002c..9337198b99 100644
--- a/hadrian/src/Settings/Packages.hs
+++ b/hadrian/src/Settings/Packages.hs
@@ -122,6 +122,14 @@ packageArgs = do
[ notStage0 ? builder (Cabal Flags) ? arg "ghci"
, cross ? stage0 ? builder (Cabal Flags) ? arg "ghci" ]
+ --------------------------------- iserv --------------------------------
+ -- Add -Wl,--export-dynamic enables GHCi to load dynamic objects that
+ -- refer to the RTS. This is harmless if you don't use it (adds a bit
+ -- of overhead to startup and increases the binary sizes) but if you
+ -- need it there's no alternative.
+ , package iserv ? mconcat
+ [ builder (Ghc LinkHs) ? arg "-optl-Wl,--export-dynamic" ]
+
-------------------------------- haddock -------------------------------
, package haddock ?
builder (Cabal Flags) ? arg "in-ghc-tree"