ue# (eqWord# before# (indexWord8Array# ba# (offset# +# i#)))
-+    if isTrue# (eqWord8# before# (indexWord8Array# ba# (offset# +# i#)))
-     then
-       do  writeWordToPtr ptr i after
-           escape before after ptr name offset len (i + 1)
diff --git a/lang/elm/files/patch-compiler_src_Parse_Variable.hs b/lang/elm/files/patch-compiler_src_Parse_Variable.hs
deleted file mode 100644
index 0ac1b23864c0..000000000000
--- a/lang/elm/files/patch-compiler_src_Parse_Variable.hs
+++ /dev/null
@@ -1,17 +0,0 @@
---- compiler/src/Parse/Variable.hs.orig	2019-10-20 14:31:43 UTC
-+++ compiler/src/Parse/Variable.hs
-@@ -21,7 +21,7 @@ import Foreign.Ptr (Ptr, plusPtr)
- import qualified Data.Set as Set
- import Data.Word (Word8)
- import Foreign.Ptr (Ptr, plusPtr)
--import GHC.Exts (Char(C#), Int#, (+#), (-#), chr#, uncheckedIShiftL#, word2Int#)
-+import GHC.Exts (Char(C#), Int#, (+#), (-#), chr#, uncheckedIShiftL#, word2Int#, word8ToWord#)
- import GHC.Word (Word8(W8#))
- 
- import qualified AST.Source as Src
-@@ -384,4 +384,4 @@ unpack (W8# word#) =
- 
- unpack :: Word8 -> Int#
- unpack (W8# word#) =
--  word2Int# word#
-+  word2Int# (word8ToWord# word#)
diff --git a/lang/elm/files/patch-elm.cabal b/lang/elm/files/patch-elm.cabal
deleted file mode 100644
index 79fe9468b954..000000000000
--- a/lang/elm/files/patch-elm.cabal
+++ /dev/null
@@ -1,65 +0,0 @@
---- elm.cabal.orig	2019-10-20 14:31:43 UTC
-+++ elm.cabal
-@@ -35,9 +35,6 @@ Executable elm
- 
- 
- Executable elm
--    if flag(dev)
--        ghc-options: -O0 -Wall -Werror
--    else
-         ghc-options: -O2 -rtsopts -threaded "-with-rtsopts=-N -qg -A128m"
-         -- add -eventlog for (elm make src/Main.elm +RTS -l; threadscope elm.eventlog)
-         -- https://www.oreilly.com/library/view/parallel-and-concurrent/9781449335939/
-@@ -203,26 +200,26 @@ Executable elm
-         Paths_elm
- 
-     Build-depends:
--        ansi-terminal >= 0.8 && < 0.9,
--        ansi-wl-pprint >= 0.6.8 && < 0.7,
--        base >=4.11 && <5,
--        binary >= 0.8 && < 0.9,
--        bytestring >= 0.9 && < 0.11,
--        containers >= 0.5.8.2 && < 0.6,
--        directory >= 1.2.3.0 && < 2.0,
--        edit-distance >= 0.2 && < 0.3,
-+        ansi-terminal,
-+        ansi-wl-pprint < 1,
-+        base,
-+        binary,
-+        bytestring,
-+        containers,
-+        directory,
-+        edit-distance,
-         file-embed,
-         filelock,
--        filepath >= 1 && < 2.0,
--        ghc-prim >= 0.5.2,
-+        filepath,
-+        ghc-prim,
-         haskeline,
--        HTTP >= 4000.2.5 && < 4000.4,
--        http-client >= 0.6 && < 0.7,
--        http-client-tls >= 0.3 && < 0.4,
--        http-types >= 0.12 && < 1.0,
--        language-glsl >= 0.3,
--        mtl >= 2.2.1 && < 3,
--        network >= 2.4 && < 2.7,
-+        HTTP,
-+        http-client,
-+        http-client-tls,
-+        http-types,
-+        language-glsl,
-+        mtl,
-+        network,
-         parsec,
-         process,
-         raw-strings-qq,
-@@ -231,7 +228,7 @@ Executable elm
-         snap-core,
-         snap-server,
-         template-haskell,
--        time >= 1.9.1,
-+        time,
-         unordered-containers,
-         utf8-string,
-         vector,
diff --git a/lang/elm/pkg-descr b/lang/elm/pkg-descr
deleted file mode 100644
index 760bfef6c3ce..000000000000
--- a/lang/elm/pkg-descr
+++ /dev/null
@@ -1,3 +0,0 @@
-Elm is a functional language that compiles to JavaScript. It competes with
-projects like React as a tool for creating websites and web apps. Elm has a
-very strong emphasis on simplicity, ease-of-use, and quality tooling.