src/x64/ic-x64.cc - Issue 3546003: Add another check to be sure non-negative smi fits into Uint32 range.

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Unified Diff: src/x64/ic-x64.cc

Issue 3546003: Add another check to be sure non-negative smi fits into Uint32 range. (Closed)

Patch Set: simpler Created 10 years, 3 months ago

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Index: src/x64/ic-x64.cc

diff --git a/src/x64/ic-x64.cc b/src/x64/ic-x64.cc

index 47d4c938739705bebe1f5229deb0efa046f57086..814da760c88abab20e1226a08efbae6592c08448 100644

--- a/src/x64/ic-x64.cc

+++ b/src/x64/ic-x64.cc

@@ -894,6 +894,7 @@ void KeyedLoadIC::GenerateIndexedInterceptor(MacroAssembler* masm) {

__ JumpIfSmi(rdx, &slow);

// Check that the key is an array index, that is Uint32.

+ STATIC_ASSERT(kSmiValueSize <= 32);

__ JumpIfNotPositiveSmi(rax, &slow);

// Get the map of the receiver.

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