Update tests to use std::isnan instead of isnan

test/cctest/test-conversions.cc

 // Copyright 2011 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 63 matching lines @@
       "0000000000" "0000000000" "0000000000", ALLOW_OCTALS));
 }
 
 
 TEST(MalformedOctal) {
   UnicodeCache uc;
   CHECK_EQ(8.0, StringToDouble(&uc, "08", ALLOW_HEX | ALLOW_OCTALS));
   CHECK_EQ(81.0, StringToDouble(&uc, "081", ALLOW_HEX | ALLOW_OCTALS));
   CHECK_EQ(78.0, StringToDouble(&uc, "078", ALLOW_HEX | ALLOW_OCTALS));
 
-  CHECK(isnan(StringToDouble(&uc, "07.7", ALLOW_HEX | ALLOW_OCTALS)));
-  CHECK(isnan(StringToDouble(&uc, "07.8", ALLOW_HEX | ALLOW_OCTALS)));
-  CHECK(isnan(StringToDouble(&uc, "07e8", ALLOW_HEX | ALLOW_OCTALS)));
-  CHECK(isnan(StringToDouble(&uc, "07e7", ALLOW_HEX | ALLOW_OCTALS)));
+  CHECK(std::isnan(StringToDouble(&uc, "07.7", ALLOW_HEX | ALLOW_OCTALS)));
+  CHECK(std::isnan(StringToDouble(&uc, "07.8", ALLOW_HEX | ALLOW_OCTALS)));
+  CHECK(std::isnan(StringToDouble(&uc, "07e8", ALLOW_HEX | ALLOW_OCTALS)));
+  CHECK(std::isnan(StringToDouble(&uc, "07e7", ALLOW_HEX | ALLOW_OCTALS)));
 
   CHECK_EQ(8.7, StringToDouble(&uc, "08.7", ALLOW_HEX | ALLOW_OCTALS));
   CHECK_EQ(8e7, StringToDouble(&uc, "08e7", ALLOW_HEX | ALLOW_OCTALS));
 
   CHECK_EQ(0.001, StringToDouble(&uc, "0.001", ALLOW_HEX | ALLOW_OCTALS));
   CHECK_EQ(0.713, StringToDouble(&uc, "0.713", ALLOW_HEX | ALLOW_OCTALS));
 
   CHECK_EQ(8.0, StringToDouble(&uc, "08", ALLOW_HEX));
   CHECK_EQ(81.0, StringToDouble(&uc, "081", ALLOW_HEX));
   CHECK_EQ(78.0, StringToDouble(&uc, "078", ALLOW_HEX));
@@ skipping 18 matching lines @@
            StringToDouble(&uc, "077qqq", ALLOW_OCTALS | ALLOW_TRAILING_JUNK));
   CHECK_EQ(10.0,
            StringToDouble(&uc, "10e", ALLOW_OCTALS | ALLOW_TRAILING_JUNK));
   CHECK_EQ(10.0,
            StringToDouble(&uc, "10e-", ALLOW_OCTALS | ALLOW_TRAILING_JUNK));
 }
 
 
 TEST(NonStrDecimalLiteral) {
   UnicodeCache uc;
-  CHECK(isnan(StringToDouble(&uc, " ", NO_FLAGS, OS::nan_value())));
-  CHECK(isnan(StringToDouble(&uc, "", NO_FLAGS, OS::nan_value())));
-  CHECK(isnan(StringToDouble(&uc, " ", NO_FLAGS, OS::nan_value())));
+  CHECK(std::isnan(StringToDouble(&uc, " ", NO_FLAGS, OS::nan_value())));
+  CHECK(std::isnan(StringToDouble(&uc, "", NO_FLAGS, OS::nan_value())));
+  CHECK(std::isnan(StringToDouble(&uc, " ", NO_FLAGS, OS::nan_value())));
   CHECK_EQ(0.0, StringToDouble(&uc, "", NO_FLAGS));
   CHECK_EQ(0.0, StringToDouble(&uc, " ", NO_FLAGS));
 }
 
 TEST(IntegerStrLiteral) {
   UnicodeCache uc;
   CHECK_EQ(0.0, StringToDouble(&uc, "0.0", NO_FLAGS));
   CHECK_EQ(0.0, StringToDouble(&uc, "0", NO_FLAGS));
   CHECK_EQ(0.0, StringToDouble(&uc, "00", NO_FLAGS));
   CHECK_EQ(0.0, StringToDouble(&uc, "000", NO_FLAGS));
   CHECK_EQ(1.0, StringToDouble(&uc, "1", NO_FLAGS));
   CHECK_EQ(-1.0, StringToDouble(&uc, "-1", NO_FLAGS));
   CHECK_EQ(-1.0, StringToDouble(&uc, "  -1  ", NO_FLAGS));
   CHECK_EQ(1.0, StringToDouble(&uc, "  +1  ", NO_FLAGS));
-  CHECK(isnan(StringToDouble(&uc, "  -  1  ", NO_FLAGS)));
-  CHECK(isnan(StringToDouble(&uc, "  +  1  ", NO_FLAGS)));
+  CHECK(std::isnan(StringToDouble(&uc, "  -  1  ", NO_FLAGS)));
+  CHECK(std::isnan(StringToDouble(&uc, "  +  1  ", NO_FLAGS)));
 
   CHECK_EQ(0.0, StringToDouble(&uc, "0e0", ALLOW_HEX | ALLOW_OCTALS));
   CHECK_EQ(0.0, StringToDouble(&uc, "0e1", ALLOW_HEX | ALLOW_OCTALS));
   CHECK_EQ(0.0, StringToDouble(&uc, "0e-1", ALLOW_HEX | ALLOW_OCTALS));
   CHECK_EQ(0.0, StringToDouble(&uc, "0e-100000", ALLOW_HEX | ALLOW_OCTALS));
   CHECK_EQ(0.0, StringToDouble(&uc, "0e+100000", ALLOW_HEX | ALLOW_OCTALS));
   CHECK_EQ(0.0, StringToDouble(&uc, "0.", ALLOW_HEX | ALLOW_OCTALS));
 }
 
 TEST(LongNumberStr) {
@@ skipping 124 matching lines @@
     CHECK(EightBit1::is_valid(i));
     x = EightBit1::encode(i);
     CHECK_EQ(i, EightBit1::decode(x));
     CHECK(EightBit2::is_valid(i));
     x = EightBit2::encode(i);
     CHECK_EQ(i, EightBit2::decode(x));
   }
   CHECK(!EightBit1::is_valid(256));
   CHECK(!EightBit2::is_valid(256));
 }