Version 3.30.33.15 (cherry-pick)

src/heap/spaces.cc

 // Copyright 2011 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/v8.h"
 
 #include "src/base/bits.h"
 #include "src/base/platform/platform.h"
 #include "src/full-codegen.h"
 #include "src/heap/mark-compact.h"
@@ skipping 122 matching lines @@
   if (kReservedCodeRangePages) {
     if (!code_range_->Commit(
             base, kReservedCodeRangePages * base::OS::CommitPageSize(), true)) {
       delete code_range_;
       code_range_ = NULL;
       return false;
     }
     base += kReservedCodeRangePages * base::OS::CommitPageSize();
   }
   Address aligned_base = RoundUp(base, MemoryChunk::kAlignment);
-  size_t size = code_range_->size() - (aligned_base - base);
+  size_t size = code_range_->size() - (aligned_base - base) -
+                kReservedCodeRangePages * base::OS::CommitPageSize();
   allocation_list_.Add(FreeBlock(aligned_base, size));
   current_allocation_block_index_ = 0;
 
   LOG(isolate_, NewEvent("CodeRange", code_range_->address(), requested));
   ReserveEmergencyBlock();
   return true;
 }
 
 
 int CodeRange::CompareFreeBlockAddress(const FreeBlock* left,
@@ skipping 3050 matching lines @@
     object->ShortPrint();
     PrintF("\n");
   }
   printf(" --------------------------------------\n");
   printf(" Marked: %x, LiveCount: %x\n", mark_size, LiveBytes());
 }
 
 #endif  // DEBUG
 }
 }  // namespace v8::internal