From: Thorkil Naur <naur@post11.tele.dk>
Date: Fri, 5 Oct 2007 14:36:07 +0000 (+0000)
Subject: FIX validate for PPC Mac OS X - RegAllocLinear.hs
X-Git-Url: http://git.megacz.com/?a=commitdiff_plain;h=78658a70f78b6725055eabafab8a058e835f6d15;p=ghc-hetmet.git

FIX validate for PPC Mac OS X - RegAllocLinear.hs
---

diff --git a/compiler/nativeGen/RegAllocLinear.hs b/compiler/nativeGen/RegAllocLinear.hs
index debda83..888ef16 100644
--- a/compiler/nativeGen/RegAllocLinear.hs
+++ b/compiler/nativeGen/RegAllocLinear.hs
@@ -155,8 +155,9 @@ getFreeRegs :: RegClass -> FreeRegs -> [RegNo]	-- lazilly
 getFreeRegs cls (FreeRegs g f)
     | RcDouble <- cls = go f (0x80000000) 63
     | RcInteger <- cls = go g (0x80000000) 31
+    | otherwise = pprPanic "RegAllocLinear.getFreeRegs: Bad cls" (ppr cls)
     where
-        go x 0 i = []
+        go _ 0 _ = []
         go x m i | x .&. m /= 0 = i : (go x (m `shiftR` 1) $! i-1)
                  | otherwise    = go x (m `shiftR` 1) $! i-1