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Bug 902009 - Fold ToDouble(ToInt32(v)) conversions, r=jandem.

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This commit is contained in:
Brian Hackett 2013-08-06 15:11:56 -06:00
parent 3e7896d3ed
commit 1276b126cd
1 changed files with 4 additions and 0 deletions
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4
js/src/ion/MIR.cpp
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@ -1923,6 +1923,10 @@ MToDouble::foldsTo(bool useValueNumbers)
}
}
// Fold unnecessary numeric conversions.
if (input()->isToInt32())
replaceOperand(0, input()->getOperand(0));
return this;
}