Fix type.
diff --git a/test/cctest/test-fast-dtoa.cc b/test/cctest/test-fast-dtoa.cc
index a62cd9d..39e767e 100644
--- a/test/cctest/test-fast-dtoa.cc
+++ b/test/cctest/test-fast-dtoa.cc
@@ -32,7 +32,7 @@
   Vector<char> buffer(buffer_container, kBufferSize);
   int length;
   int point;
-  int status;
+  bool status;
 
   double min_double = 5e-324;
   status = FastDtoa(min_double, FAST_DTOA_SHORTEST, 0,