> On Apr 27, 2018, at 2:11 AM, David Holmes <david.hol...@oracle.com> wrote: > > On 27/04/2018 3:32 PM, Kim Barrett wrote: >>> On Apr 26, 2018, at 6:49 PM, gary.ad...@oracle.com wrote: >>> >>> Adding build-dev and hotspot-runtime-dev aliases. >>> >>> -------- Forwarded Message -------- >>> Subject: RFR: JDK-8202319: Fix compilation warnings in Solaris debug >>> builds for DevStudio 12.6 >>> Date: Thu, 26 Apr 2018 12:35:28 -0400 >>> From: Gary Adams <gary.ad...@oracle.com> >>> Reply-To: gary.ad...@oracle.com >>> To: OpenJDK Serviceability <serviceability-...@openjdk.java.net> >>> >>> >>> >>> Getting the sources ready for the next Solaris developer studio toolchain. >>> Some additional warnings were found in the debug build. >>> >>> Issue:https://bugs.openjdk.java.net/browse/JDK-8202319 >>> Webrev:http://cr.openjdk.java.net/~gadams/8202319/webrev.00/ >>> >>> This update conditionally disables some new error checks, if the >>> new toolchain is used. >> I looked at these, and the warnings are correct, so just disabling them is a >> bit troubling. >> The thing is, the code in both cases is attempting to intentionally provoke >> a crash. >> But because the code is invoking undefined behavior, executing it might >> actually do >> anything, or nothing at all. So while suppressing the warning might permit >> compilation, >> it’s not at all obvious that the compilation will produce anything like the >> desired code. >> And that’s also true for platforms that aren’t warning… > > True. Perhaps we should just raise a SEGV directly? > > David
I like that idea.