[8u] RFR 8181872: C1: possible overflow when strength reducing integer multiply by constant

[Aleksey Shipilev]

Replying with bug id in the subject, for archival reasons.

On 2/19/20 1:17 PM, Aleksey Shipilev wrote:
> Original fix:
>   https://bugs.openjdk.java.net/browse/JDK-8181872
>   https://hg.openjdk.java.net/jdk9/jdk9/hotspot/rev/16c9c159df90
> 
> Patch applies cleanly, except that aarch64 and arm is not in 8u, so those hunks are ignored.
> 
> 8u webrev:
>   https://cr.openjdk.java.net/~shade/8181872/webrev.8u.01/
> 
> Testing: tier1, affected test (it passes even without the fix, probably because my toolchain does
> not break it)

-- 
Thanks,
-Aleksey