RFR: 8299635: More test issues for deprecated sprintf in Xcode 14

Wed Jan 11 21:32:14 UTC 2023

On Wed, 11 Jan 2023 21:16:51 GMT, Mikael Vidstedt <mikael at openjdk.org> wrote:

> This PR does not address all the remaining sprintf:s in hotspot, and with it now explicitly forbidden the build will fail:
> 

This is a question to me as well.  I noticed there are still some use of sprintf, but the building passed on MacOS and Linux.  I was wondering if the following update really work (if the '...' parameter works for the forbidden?), or something else matters.

FORBID_C_FUNCTION(int sprintf(char*, const char*, ...), "use os::snprintf");

> I count ~30 sprintf:s that need updating.
> 
> I'm also curious: some of the sprintfs are C2 (src/hotspot/share/opto) - are your builds including C2? If so, why are you not running into the issue for those files?

I'm new to hotspot.  Do you know how could I enable C2?  Thanks!

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PR: https://git.openjdk.org/jdk/pull/11935