Removed 31-bit smis.

test/cctest/test-macro-assembler-x64.cc

Index: test/cctest/test-macro-assembler-x64.cc
diff --git a/test/cctest/test-macro-assembler-x64.cc b/test/cctest/test-macro-assembler-x64.cc
index 27a394642ae49ae21712acccecf0b2ca0f4915ee..9c1197ffd81dd1c58a347c8b7389347bd4cc7cd6 100755
--- a/test/cctest/test-macro-assembler-x64.cc
+++ b/test/cctest/test-macro-assembler-x64.cc
@@ -1071,7 +1071,7 @@ TEST(SmiMul) {
 void TestSmiDiv(MacroAssembler* masm, Label* exit, int id, int x, int y) {
   bool division_by_zero = (y == 0);
   bool negative_zero = (x == 0 && y < 0);
-#ifdef V8_LONG_SMI
+#ifdef V8_TARGET_ARCH_X64
   bool overflow = (x == Smi::kMinValue && y < 0);  // Safe approx. used.
 #else
   bool overflow = (x == Smi::kMinValue && y == -1);