Contribution of PowerPC port.

test/cctest/test-ostreams.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <string.h>
 #include <limits>
 
 #include "include/v8stdint.h"
 #include "src/ostreams.h"
 #include "test/cctest/cctest.h"
@@ skipping 85 matching lines @@
   check<float>("0.0625 0.0625", 6.25e-2f);
 
   check<double>("0 0", 0.0);
   check<double>("123 123", 123.0);
   check<double>("-0.5 -0.5", -0.5);
   check<double>("1.25 1.25", 1.25);
   check<double>("0.0625 0.0625", 6.25e-2);
 }
 
 
+#if defined(__GNUC__) && (__GNUC__ == 4) && (__GNUC_MINOR__ <= 4)
+// Work around bad optimization by GCC 4.4.6 on PPC Linux
+#pragma GCC optimize "O0"
+#endif
 TEST(CharacterOutput) {
   check<char>("a a", 'a');
   check<signed char>("B B", 'B');
   check<unsigned char>("9 9", '9');
   check<const char*>("bye bye", "bye");
 
   OStringStream os;
   os.put('H').write("ello", 4);
   CHECK_EQ("Hello", os.c_str());
 }
+#if defined(__GNUC__) && (__GNUC__ == 4) && (__GNUC_MINOR__ <= 4)
+#pragma GCC reset_options
+#endif
 
 
 TEST(Manipulators) {
   OStringStream os;
   os << 123 << hex << 123 << endl << 123 << dec << 123 << 123;
   CHECK_EQ("1237b\n7b123123", os.c_str());
 }
 
 
 class MiscStuff {
@@ skipping 13 matching lines @@
   return os << "{i:" << m.i_ << ", d:" << m.d_ << ", s:'" << m.s_ << "'}";
 }
 
 
 TEST(CustomOutput) {
   OStringStream os;
   MiscStuff m(123, 4.5, "Hurz!");
   os << m;
   CHECK_EQ("{i:123, d:4.5, s:'Hurz!'}", os.c_str());
 }