[project @ 1999-07-01 13:48:22 by panne]

[ghc-hetmet.git] / ghc / rts / BlockAlloc.c

diff --git a/ghc/rts/BlockAlloc.c b/ghc/rts/BlockAlloc.c
index 166ef3a..652b629 100644 (file)
--- a/ghc/rts/BlockAlloc.c
+++ b/ghc/rts/BlockAlloc.c
@@ -1,5 +1,5 @@
 /* -----------------------------------------------------------------------------
- * $Id: BlockAlloc.c,v 1.5 1999/03/26 14:54:43 simonm Exp $
+ * $Id: BlockAlloc.c,v 1.6 1999/07/01 13:48:22 panne Exp $
  *
  * (c) The GHC Team 1998-1999
  * 
@@ -128,7 +128,9 @@ allocMegaGroup(nat n)
 
     if (bd->blocks == BLOCKS_PER_MBLOCK) {     /* whole megablock found */
 
-      if (grp_start == NULL) { /* is it the first one we've found? */
+      /* is it the first one we've found or a non-contiguous megablock? */
+      if (grp_start == NULL ||
+          bd->start != last->start + MBLOCK_SIZE/sizeof(W_)) {
        grp_start = bd;
        grp_prev  = last;
        mbs_found = 1;