Reserve code range block for evacuation.

test/cctest/test-spaces.cc

Index: test/cctest/test-spaces.cc
diff --git a/test/cctest/test-spaces.cc b/test/cctest/test-spaces.cc
index 9ad44233d9ae23b6b5fa81779844b89d8b0b6c9e..e79063b8f26dc3698b6d3b22f5a1a6869449e60b 100644
--- a/test/cctest/test-spaces.cc
+++ b/test/cctest/test-spaces.cc
@@ -216,7 +216,8 @@ TEST(Regress3540) {
   if (!code_range->SetUp(
           code_range_size +
           RoundUp(v8::base::OS::CommitPageSize() * kReservedCodeRangePages,
-                  MemoryChunk::kAlignment))) {
+                  MemoryChunk::kAlignment) +
+          v8::internal::MemoryAllocator::CodePageAreaSize())) {
     return;
   }
   Address address;