Start with a maximally large new space reservation

test/cctest/test-heap.cc

Index: test/cctest/test-heap.cc
diff --git a/test/cctest/test-heap.cc b/test/cctest/test-heap.cc
index 2e285916079f61528887345627c52b2d656e0168..43ab2404759e00816cfa0c0d8d228db35b6bd059 100644
--- a/test/cctest/test-heap.cc
+++ b/test/cctest/test-heap.cc
@@ -1992,6 +1992,7 @@ TEST(InstanceOfStubWriteBarrier) {
 
   IncrementalMarking* marking = CcTest::heap()->incremental_marking();
   marking->Abort();
+  CcTest::heap()->mark_compact_collector()->ClearMarkbits();
   marking->Start();
 
   Handle<JSFunction> f =
@@ -2114,6 +2115,7 @@ TEST(ResetSharedFunctionInfoCountersDuringIncrementalMarking) {
 
   IncrementalMarking* marking = CcTest::heap()->incremental_marking();
   marking->Abort();
+  CcTest::heap()->mark_compact_collector()->ClearMarkbits();
   marking->Start();
 
   // The following two calls will increment CcTest::heap()->global_ic_age().
@@ -2170,6 +2172,7 @@ TEST(ResetSharedFunctionInfoCountersDuringMarkSweep) {
   CHECK(f->IsOptimized());
 
   CcTest::heap()->incremental_marking()->Abort();
+  CcTest::heap()->mark_compact_collector()->ClearMarkbits();
 
   // The following two calls will increment CcTest::heap()->global_ic_age().
   // Since incremental marking is off, IdleNotification will do full GC.
@@ -2189,6 +2192,7 @@ TEST(IdleNotificationFinishMarking) {
   SimulateFullSpace(CcTest::heap()->old_pointer_space());
   IncrementalMarking* marking = CcTest::heap()->incremental_marking();
   marking->Abort();
+  CcTest::heap()->mark_compact_collector()->ClearMarkbits();
   marking->Start();
 
   CHECK_EQ(CcTest::heap()->gc_count(), 0);
@@ -2234,7 +2238,6 @@ TEST(OptimizedAllocationAlwaysInNewSpace) {
   v8::HandleScope scope(CcTest::isolate());
 
   SimulateFullSpace(CcTest::heap()->new_space());
-  AlwaysAllocateScope always_allocate(CcTest::i_isolate());
   v8::Local<v8::Value> res = CompileRun(
       "function c(x) {"
       "  this.x = x;"
@@ -4601,6 +4604,7 @@ TEST(Regress388880) {
   // that would cause crash.
   IncrementalMarking* marking = CcTest::heap()->incremental_marking();
   marking->Abort();
+  CcTest::heap()->mark_compact_collector()->ClearMarkbits();
   marking->Start();
   CHECK(marking->IsMarking());