Index: test/cctest/test-mementos.cc |
diff --git a/test/cctest/test-ast.cc b/test/cctest/test-mementos.cc |
similarity index 58% |
copy from test/cctest/test-ast.cc |
copy to test/cctest/test-mementos.cc |
index d6431371aa1b4e1d609c4af18e36bd86552a58a0..f59eef9485f8257ef158117dc5b6e69a2f82da09 100644 |
--- a/test/cctest/test-ast.cc |
+++ b/test/cctest/test-mementos.cc |
@@ -1,4 +1,4 @@ |
-// Copyright 2012 the V8 project authors. All rights reserved. |
+// Copyright 2014 the V8 project authors. All rights reserved. |
// Redistribution and use in source and binary forms, with or without |
// modification, are permitted provided that the following conditions are |
// met: |
@@ -25,36 +25,35 @@ |
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
-#include <stdlib.h> |
- |
-#include "v8.h" |
- |
-#include "ast.h" |
#include "cctest.h" |
using namespace v8::internal; |
-TEST(List) { |
- v8::internal::V8::Initialize(NULL); |
- List<AstNode*>* list = new List<AstNode*>(0); |
- CHECK_EQ(0, list->length()); |
+TEST(Regress340063) { |
+ CcTest::InitializeVM(); |
+ if (!i::FLAG_allocation_site_pretenuring) return; |
+ v8::HandleScope scope(CcTest::isolate()); |
Isolate* isolate = CcTest::i_isolate(); |
- Zone zone(isolate); |
- AstNodeFactory<AstNullVisitor> factory(&zone); |
- AstNode* node = factory.NewEmptyStatement(RelocInfo::kNoPosition); |
- list->Add(node); |
- CHECK_EQ(1, list->length()); |
- CHECK_EQ(node, list->at(0)); |
- CHECK_EQ(node, list->last()); |
- |
- const int kElements = 100; |
- for (int i = 0; i < kElements; i++) { |
- list->Add(node); |
- } |
- CHECK_EQ(1 + kElements, list->length()); |
- |
- list->Clear(); |
- CHECK_EQ(0, list->length()); |
- delete list; |
+ Heap* heap = isolate->heap(); |
+ NewSpace* new_space = heap->new_space(); |
+ |
+ // Make sure we can allocate some objects without causing a GC later. |
+ heap->CollectAllGarbage(Heap::kAbortIncrementalMarkingMask); |
+ |
+ // Allocate a string, the GC may suspect a memento behind the string. |
+ Handle<SeqOneByteString> string = isolate->factory()->NewRawOneByteString(12); |
+ CHECK(*string); |
+ |
+ // Create an allocation memento behind the string with a garbage allocation |
+ // site pointer. |
+ AllocationMemento* memento = |
+ reinterpret_cast<AllocationMemento*>(new_space->top() + kHeapObjectTag); |
+ memento->set_map_no_write_barrier(heap->allocation_memento_map()); |
+ memento->set_allocation_site( |
+ reinterpret_cast<AllocationSite*>(kHeapObjectTag), SKIP_WRITE_BARRIER); |
+ |
+ // Call GC to see if we can handle a poisonous memento right after the |
+ // current new space top pointer. |
+ heap->CollectAllGarbage(Heap::kAbortIncrementalMarkingMask); |
} |