1 files changed, 13 insertions, 3 deletions
diff --git a/JavaScriptCore/wtf/MathExtras.h b/JavaScriptCore/wtf/MathExtras.h
index 8e93ee8..8a8741c 100644
--- a/JavaScriptCore/wtf/MathExtras.h
+++ b/JavaScriptCore/wtf/MathExtras.h
@@ -54,6 +54,14 @@ const double piDouble = M_PI;
 const float piFloat = static_cast<float>(M_PI);
 #endif
 
+#ifndef M_PI_2
+const double piOverTwoDouble = 1.57079632679489661923;
+const float piOverTwoFloat = 1.57079632679489661923f;
+#else
+const double piOverTwoDouble = M_PI_2;
+const float piOverTwoFloat = static_cast<float>(M_PI_2);
+#endif
+
 #ifndef M_PI_4
 const double piOverFourDouble = 0.785398163397448309616;
 const float piOverFourFloat = 0.785398163397448309616f;
@@ -122,6 +130,10 @@ inline double trunc(double num) { return num > 0 ? floor(num) : ceil(num); }
 #endif
 
 #if COMPILER(MSVC)
+// The 64bit version of abs() is already defined in stdlib.h which comes with VC10
+#if COMPILER(MSVC9_OR_LOWER)
+inline long long abs(long long num) { return _abs64(num); }
+#endif
 
 inline bool isinf(double num) { return !_finite(num) && !_isnan(num); }
 inline bool isnan(double num) { return !!_isnan(num); }
@@ -186,9 +198,7 @@ inline float deg2turn(float d) { return d / 360.0f; }
 inline float rad2grad(float r) { return r * 200.0f / piFloat; }
 inline float grad2rad(float g) { return g * piFloat / 200.0f; }
 
-// ANDROID
-// TODO: Upstream to webkit.org
-#if !COMPILER(MSVC) && !COMPILER(RVCT) && !COMPILER(WINSCW)
+#if !COMPILER(MSVC) && !COMPILER(WINSCW) && !(COMPILER(RVCT) && (OS(SYMBIAN) || PLATFORM(BREWMP)))
 using std::isfinite;
 using std::isinf;
 using std::isnan;