Use C++ style type casts.

test/cctest/test-heap.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 
 #include <stdlib.h>
 
 #include "v8.h"
 
 #include "compilation-cache.h"
 #include "execution.h"
 #include "factory.h"
 #include "macro-assembler.h"
@@ skipping 146 matching lines @@
 #endif
 
   MaybeObject* maybe_value =
       HEAP->NumberFromUint32(static_cast<uint32_t>(Smi::kMaxValue) + 1);
   value = maybe_value->ToObjectChecked();
   CHECK(value->IsHeapNumber());
   CHECK(value->IsNumber());
   CHECK_EQ(static_cast<double>(static_cast<uint32_t>(Smi::kMaxValue) + 1),
            value->Number());
 
+  maybe_value = HEAP->NumberFromUint32(static_cast<uint32_t>(1) << 31);
+  value = maybe_value->ToObjectChecked();
+  CHECK(value->IsHeapNumber());
+  CHECK(value->IsNumber());
+  CHECK_EQ(static_cast<double>(static_cast<uint32_t>(1) << 31),
+           value->Number());
+
   // nan oddball checks
   CHECK(HEAP->nan_value()->IsNumber());
   CHECK(isnan(HEAP->nan_value()->Number()));
 
   Handle<String> s = FACTORY->NewStringFromAscii(CStrVector("fisk hest "));
   CHECK(s->IsString());
   CHECK_EQ(10, s->length());
 
   String* object_symbol = String::cast(HEAP->Object_symbol());
   CHECK(
@@ skipping 2436 matching lines @@
 
   // Simulate incremental marking so that unoptimized code is flushed
   // even though it still is cached in the optimized code map.
   SimulateIncrementalMarking();
   HEAP->CollectAllGarbage(Heap::kNoGCFlags);
 
   // Make a new closure that will get code installed from the code map.
   // Unoptimized code is missing and the deoptimizer will go ballistic.
   CompileRun("var g = mkClosure(); g('bozo');");
 }