2006-07-19 Zoltan Varga <vargaz@gmail.com>

[mono.git] / libgc / misc.c

diff --git a/libgc/misc.c b/libgc/misc.c
index 5b10feeb961faa9badb793eae3b4659ed24cab5c..52567b7ded873b3da113415e6a9b6cb1d735b220 100644 (file)
--- a/libgc/misc.c
+++ b/libgc/misc.c
@@ -246,7 +246,7 @@ void *arg2;
        byte_sz = WORDS_TO_BYTES(word_sz);
        if (GC_all_interior_pointers) {
            /* We need one extra byte; don't fill in GC_size_map[byte_sz] */
-           byte_sz--;
+           byte_sz -= EXTRA_BYTES;
        }
 
        for (j = low_limit; j <= byte_sz; j++) GC_size_map[j] = word_sz;  
@@ -804,7 +804,10 @@ void GC_init_inner()
 
 void GC_enable_incremental GC_PROTO(())
 {
-# if !defined(SMALL_CONFIG)
+# if !defined(SMALL_CONFIG) && !defined(KEEP_BACK_PTRS)
+  /* If we are keeping back pointers, the GC itself dirties all        */
+  /* pages on which objects have been marked, making           */
+  /* incremental GC pointless.                                 */
   if (!GC_find_leak) {
     DCL_LOCK_STATE;