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authorBen Gamari <ben@smart-cactus.org>2021-10-29 19:05:32 -0400
committerBen Gamari <ben@smart-cactus.org>2021-12-20 15:21:48 -0500
commit332eb8e2346490a27435d9f8ef58927f90b3e2bc (patch)
tree28d021c98639cac9f751b2dc14a40eb6f81e0def
parent36cd4dafe83ae6982fcdd2da1b1dc0db9ce99711 (diff)
downloadhaskell-332eb8e2346490a27435d9f8ef58927f90b3e2bc.tar.gz
hadrian: Don't pass empty paths via -I
Previously we could in some cases add empty paths to `cc`'s include file search path. See #20578. (cherry picked from commit 079458495babd2ac6af383dc948d8946dedaef41)
-rw-r--r--hadrian/src/Settings/Packages.hs4
1 files changed, 2 insertions, 2 deletions
diff --git a/hadrian/src/Settings/Packages.hs b/hadrian/src/Settings/Packages.hs
index 225da5c03e..e814df7f42 100644
--- a/hadrian/src/Settings/Packages.hs
+++ b/hadrian/src/Settings/Packages.hs
@@ -282,8 +282,8 @@ rtsPackageArgs = package rts ? do
let cArgs = mconcat
[ rtsWarnings
- , flag UseSystemFfi ? arg ("-I" ++ ffiIncludeDir)
- , flag WithLibdw ? arg ("-I" ++ libdwIncludeDir)
+ , flag UseSystemFfi ? not (null ffiIncludeDir) ? arg ("-I" ++ ffiIncludeDir)
+ , flag WithLibdw ? not (null libdwIncludeDir) ? arg ("-I" ++ libdwIncludeDir)
, arg "-fomit-frame-pointer"
-- RTS *must* be compiled with optimisations. The INLINE_HEADER macro
-- requires that functions are inlined to work as expected. Inlining