As discussed on the phone, I'd like your thoughts on the...

src/spaces.cc

Index: src/spaces.cc
===================================================================
--- src/spaces.cc	(revision 645)
+++ src/spaces.cc	(working copy)
@@ -1533,7 +1533,7 @@
   // Free list allocation failed and there is no next page.  Fail if we have
   // hit the old generation size limit that should cause a garbage
   // collection.
-  if (Heap::OldGenerationAllocationLimitReached()) {
+  if (!Heap::always_allocate() && Heap::OldGenerationAllocationLimitReached()) {

[bak, 2008/10/30 11:17:02]

This expression is used several times. Please make an abstraction.

     return NULL;
   }
 
@@ -2018,7 +2018,7 @@
   // Free list allocation failed and there is no next page.  Fail if we have
   // hit the old generation size limit that should cause a garbage
   // collection.
-  if (Heap::OldGenerationAllocationLimitReached()) {
+  if (!Heap::always_allocate() && Heap::OldGenerationAllocationLimitReached()) {
     return NULL;
   }
 
@@ -2251,7 +2251,7 @@
 
   // Check if we want to force a GC before growing the old space further.
   // If so, fail the allocation.
-  if (Heap::OldGenerationAllocationLimitReached()) {
+  if (!Heap::always_allocate() && Heap::OldGenerationAllocationLimitReached()) {
     return Failure::RetryAfterGC(requested_size, identity());
   }