RFR: 8291822: ARM: fix build warnings with GCC11

Wed Aug 3 13:46:41 UTC 2022

On Wed, 3 Aug 2022 12:49:01 GMT, Marc R. Hoffmann <marchof at openjdk.org> wrote:

> Same workaround was applied for other platforms in JDK-8270083 and JDK-8271869

Looks okay, but see how other platforms do it, and do it similarly? https://github.com/openjdk/jdk/blob/b7d2bde8e37817e827e685bd675b075c1f29b4c2/src/hotspot/cpu/x86/frame_x86.inline.hpp#L327-L341

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PR: https://git.openjdk.org/jdk/pull/9727