git: openjdk/jdk17u-dev: 8295872: [PPC64] JfrGetCallTrace: Need pc == nullptr check before frame constructor

[Martin Doerr]

Changeset: 3486bb2f
Author:    Martin Doerr <mdoerr at openjdk.org>
Date:      2022-11-11 14:50:51 +0000
URL:       https://git.openjdk.org/jdk17u-dev/commit/3486bb2f8f89c6266e67b6efbc68dac14b2e6e74

8295872: [PPC64] JfrGetCallTrace: Need pc == nullptr check before frame constructor

Backport-of: 59a13b1856cb1cf86385874b1152531016d41c22

! src/hotspot/os_cpu/aix_ppc/thread_aix_ppc.cpp
! src/hotspot/os_cpu/linux_ppc/thread_linux_ppc.cpp