Integrated: 8288759: GCC 12 fails to compile signature.cpp due to -Wstringop-overread

Aleksey Shipilev shade at openjdk.org
Tue Aug 30 17:00:22 UTC 2022


On Tue, 2 Aug 2022 08:22:27 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

> Trying to compile with GCC 12.1.1 (current Fedora Rawhide) yields this failure:
> 
> 
> In file included from /home/test/shipilev-jdk/src/hotspot/share/utilities/globalDefinitions_gcc.hpp:35,
>                  from /home/test/shipilev-jdk/src/hotspot/share/utilities/globalDefinitions.hpp:35,
>                  from /home/test/shipilev-jdk/src/hotspot/share/memory/allocation.hpp:29,
>                  from /home/test/shipilev-jdk/src/hotspot/share/classfile/classLoaderData.hpp:28,
>                  from /home/test/shipilev-jdk/src/hotspot/share/precompiled/precompiled.hpp:34:
> In function 'const void* memchr(const void*, int, size_t)',
>     inlined from 'int SignatureStream::scan_type(BasicType)' at /home/test/shipilev-jdk/src/hotspot/share/runtime/signature.cpp:343:32,
>     inlined from 'void SignatureStream::next()' at /home/test/shipilev-jdk/src/hotspot/share/runtime/signature.cpp:373:19,
>     inlined from 'void SignatureIterator::do_parameters_on(T*) [with T = Fingerprinter]' at /home/test/shipilev-jdk/src/hotspot/share/runtime/signature.hpp:635:41,
>     inlined from 'void SignatureIterator::do_parameters_on(T*) [with T = Fingerprinter]' at /home/test/shipilev-jdk/src/hotspot/share/runtime/signature.hpp:629:6,
>     inlined from 'void Fingerprinter::compute_fingerprint_and_return_type(bool)' at /home/test/shipilev-jdk/src/hotspot/share/runtime/signature.cpp:169:19:

This pull request has now been integrated.

Changeset: 1576f991
Author:    Aleksey Shipilev <shade at openjdk.org>
URL:       https://git.openjdk.org/jdk/commit/1576f991fe958c4b1ac529cdf00da4048538c779
Stats:     5 lines in 1 file changed: 5 ins; 0 del; 0 mod

8288759: GCC 12 fails to compile signature.cpp due to -Wstringop-overread

Reviewed-by: dholmes, coleenp

-------------

PR: https://git.openjdk.org/jdk/pull/9711


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