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authorIan Lynagh <igloo@earth.li>2009-02-26 00:16:06 +0000
committerIan Lynagh <igloo@earth.li>2009-02-26 00:16:06 +0000
commit0b3b3ada70a54a3ea29ecfbbfabda33472e2c00c (patch)
tree3bbb2d7dd671be66899da2c2e1441a0555687b7a /compiler
parent9ecd4a3e69829f4c4ca6207043256cd40146556d (diff)
downloadhaskell-0b3b3ada70a54a3ea29ecfbbfabda33472e2c00c.tar.gz
If we are given -Werror, then pass -Werror to cpp
Diffstat (limited to 'compiler')
-rw-r--r--compiler/main/SysTools.lhs7
1 files changed, 5 insertions, 2 deletions
diff --git a/compiler/main/SysTools.lhs b/compiler/main/SysTools.lhs
index 88d42eef70..71a721e9cc 100644
--- a/compiler/main/SysTools.lhs
+++ b/compiler/main/SysTools.lhs
@@ -350,8 +350,11 @@ runCpp :: DynFlags -> [Option] -> IO ()
runCpp dflags args = do
let (p,args0) = pgm_P dflags
args1 = args0 ++ args
- mb_env <- getGccEnv args1
- runSomethingFiltered dflags id "C pre-processor" p args1 mb_env
+ args2 = if dopt Opt_WarnIsError dflags
+ then Option "-Werror" : args1
+ else args1
+ mb_env <- getGccEnv args2
+ runSomethingFiltered dflags id "C pre-processor" p args2 mb_env
runPp :: DynFlags -> [Option] -> IO ()
runPp dflags args = do