X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=compiler%2Fcmm%2FCmmLex.x;h=ec9f5855c48e0719469eba6738336aff1cd08225;hb=c1681a73fa4ca4cf8758264ae387ac09a9e900d8;hp=a1aa2762a97526b38a19b5f7d622543f46f30153;hpb=4a1aca1033549f95cbdb62cbc0aac331610c91ea;p=ghc-hetmet.git

diff --git a/compiler/cmm/CmmLex.x b/compiler/cmm/CmmLex.x
index a1aa276..ec9f585 100644
--- a/compiler/cmm/CmmLex.x
+++ b/compiler/cmm/CmmLex.x
@@ -29,7 +29,7 @@ import Util
 --import TRACE
 }
 
-$whitechar   = [\ \t\n\r\f\v\xa0]
+$whitechar   = [\ \t\n\r\f\v\xa0] -- \xa0 is Unicode no-break space
 $white_no_nl = $whitechar # \n
 
 $ascdigit  = 0-9
@@ -139,6 +139,7 @@ data CmmToken
   | CmmT_jump
   | CmmT_foreign
   | CmmT_prim
+  | CmmT_return
   | CmmT_import
   | CmmT_switch
   | CmmT_case
@@ -214,6 +215,7 @@ reservedWordsFM = listToUFM $
 	( "jump",		CmmT_jump ),
 	( "foreign",		CmmT_foreign ),
 	( "prim",		CmmT_prim ),
+	( "return",		CmmT_return ),
 	( "import",		CmmT_import ),
 	( "switch",		CmmT_switch ),
 	( "case",		CmmT_case ),