--- Source/WebCore/platform/Length.cpp.orig	2012-11-23 14:12:17.000000000 -0600
+++ Source/WebCore/platform/Length.cpp	2013-01-28 15:38:17.000000000 -0600
@@ -249,10 +249,12 @@
     return isCalculated() && (calculationValue() == o.calculationValue() || *calculationValue() == *o.calculationValue());
 }
 
+#ifndef __ppc__
 struct SameSizeAsLength {
     int32_t value;
     int32_t metaData;
 };
 COMPILE_ASSERT(sizeof(Length) == sizeof(SameSizeAsLength), length_should_stay_small);
+#endif
 
 } // namespace WebCore