RFR: 8080775: Better argument formatting for assert() and friends

Kim Barrett kim.barrett at oracle.com
Wed Sep 23 18:36:12 UTC 2015

On Sep 23, 2015, at 5:37 AM, David Lindholm <david.lindholm at oracle.com> wrote:
>> src/share/vm/code/nmethod.cpp
>> 1712       assert(ic->is_clean(), "nmethod " PTR_FORMAT "not clean %s", from, from->method()->name_and_sig_as_C_string());
>> ...
>> 2543     fatal("nmethod at " INTPTR_FORMAT " not in zone", this);
>> ...
>> 2551     fatal("findNMethod did not find this nmethod (" INTPTR_FORMAT ")", this);
>> ...
>> 2556       tty->print_cr("\t\tin nmethod at " INTPTR_FORMAT " (pcs)", this);
>> Pre-existing: Don't we need the p2i() dance for the values associated
>> with the [INT]PTR_FORMAT directives?  The last isn't touched by your
>> changes, but happens to be nearby.
> You are correct, but this file (and many others) silences GCC warnings for format strings with PRAGMA_FORMAT_MUTE_WARNINGS_FOR_GCC at the top of the file. This should absolutely be fixed in all these files, but fixing all these is a major task, and nothing I want to do in this change.

Thanks for the explanation.  And I see there are already some relevant
bug reports, though I didn't see any covering the code directory.

> I think I'll wait for the rest of your comments before sending out a new webrev.

Great.  I'll try to finish up soon.

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