[jdk16u] Integrated: 8261912: Code IfNode::fold_compares_helper more defensively

[Aleksey Shipilev]

On Mon, 1 Mar 2021 10:24:29 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

> This fixes C2 miscompilation. Risk is low, as it limits the optimization where it would have miscompiled.

This pull request has now been integrated.

Changeset: 6be71baf
Author:    Aleksey Shipilev <shade at openjdk.org>
URL:       https://git.openjdk.java.net/jdk16u/commit/6be71baf
Stats:     23 lines in 1 file changed: 15 ins; 4 del; 4 mod

8261912: Code IfNode::fold_compares_helper more defensively

Backport-of: e9f3aab7f483818944faf8638f421c6960fafbd2

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PR: https://git.openjdk.java.net/jdk16u/pull/48