RFR(S): 8217230: assert(t == t_no_spec) failure in NodeHash::check_no_speculative_types()
nils.eliasson at oracle.com
Mon Jan 21 12:17:50 UTC 2019
On 2019-01-21 09:21, Tobias Hartmann wrote:
> please review the following patch:
> A SafePointNode becomes dead when being cut off from root in Compile::remove_root_to_sfpts_edges()
> but is not processed by IGVN and therefore remains in the graph. Since it is not reachable by root
> anymore, it is not processed by Compile::remove_speculative_types and we hit the assert.
> The problem was introduced by the fix for JDK-8214862  in JDK 12 b27.
>  https://bugs.openjdk.java.net/browse/JDK-8214862
More information about the hotspot-compiler-dev