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Introduce a temporary for discriminant value in MatchBranchSimplification #78191

Merged
merged 1 commit into from
Oct 25, 2020
Merged

Introduce a temporary for discriminant value in MatchBranchSimplification #78191

merged 1 commit into from
Oct 25, 2020

Commits on Oct 21, 2020

  1. Introduce a temporary for discriminant value in MatchBranchSimplifica… 

    …tion

The optimization introduces additional uses of the discriminant operand, but
does not ensure that it is still valid to evaluate it or that it still
evaluates to the same value.

Evaluate it once at original position, and store the result in a new temporary.
    @tmiasko
    tmiasko committed Oct 21, 2020
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