X-Git-Url: http://git.megacz.com/?p=ghc-hetmet.git;a=blobdiff_plain;f=compiler%2FcodeGen%2FCgHeapery.lhs;h=3ff646ca07d534c14186ced02cfcfff2a3dbd97e;hp=23d88524318c1dc69754d3a0febbf9beae4dedca;hb=d0faaa6fa0cecd23c5670fd199e9206275313666;hpb=5c3ea9fb995233c31163d65bee64ab1dca663df4

diff --git a/compiler/codeGen/CgHeapery.lhs b/compiler/codeGen/CgHeapery.lhs
index 23d8852..3ff646c 100644
--- a/compiler/codeGen/CgHeapery.lhs
+++ b/compiler/codeGen/CgHeapery.lhs
@@ -34,8 +34,8 @@ import CgCallConv
 import ClosureInfo
 import SMRep
 
-import Cmm
-import CmmUtils
+import OldCmm
+import OldCmmUtils
 import Id
 import DataCon
 import TyCon
@@ -433,6 +433,16 @@ do_checks :: WordOff	-- Stack headroom
 	  -> CmmExpr	-- Rts address to jump to on failure
 	  -> Code
 do_checks 0 0 _ _   = nopC
+
+do_checks _ hp _ _
+  | hp > bLOCKS_PER_MBLOCK * bLOCK_SIZE_W
+  = sorry (unlines [
+            "Trying to allocate more than " ++ show (bLOCKS_PER_MBLOCK * bLOCK_SIZE) ++ " bytes.", 
+            "",
+            "See: http://hackage.haskell.org/trac/ghc/ticket/4505",
+            "Suggestion: read data from a file instead of having large static data",
+            "structures in the code."])
+
 do_checks stk hp reg_save_code rts_lbl
   = do_checks' (CmmLit (mkIntCLit (stk*wORD_SIZE))) 
 	       (CmmLit (mkIntCLit (hp*wORD_SIZE)))