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Unified Diff: runtime/platform/utils.h

Issue 23604024: Fix a compiler bug caused by Utils::IsPowerOfTwo treating zero as a power of two. (Closed) Base URL: http://dart.googlecode.com/svn/branches/bleeding_edge/dart/
Patch Set: Created 7 years, 3 months ago
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Index: runtime/platform/utils.h
===================================================================
--- runtime/platform/utils.h (revision 27015)
+++ runtime/platform/utils.h (working copy)
@@ -30,7 +30,7 @@
template<typename T>
static inline bool IsPowerOfTwo(T x) {
- return (x & (x - 1)) == 0;
+ return ((x & (x - 1)) == 0) && (x != 0);
}
template<typename T>
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