runtime/vm/intermediate_language_x64.cc - Issue 23604024: Fix a compiler bug caused by Utils::IsPowerOfTwo treating zero as a power of two.

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Unified Diff: runtime/vm/intermediate_language_x64.cc

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/vm/intermediate_language_x64.cc

===================================================================

--- runtime/vm/intermediate_language_x64.cc (revision 27015)

+++ runtime/vm/intermediate_language_x64.cc (working copy)

@@ -2606,7 +2606,7 @@

break;

}

- ASSERT((value != 0) && Utils::IsPowerOfTwo(Utils::Abs(value)));

+ ASSERT(Utils::IsPowerOfTwo(Utils::Abs(value)));

const intptr_t shift_count =

Utils::ShiftForPowerOfTwo(Utils::Abs(value)) + kSmiTagSize;

ASSERT(kSmiTagSize == 1);

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