hg: jdk/sandbox: 8247515: OSX pc_to_symbol() lookup does not work with core files

[chris.hegarty at oracle.com]

Changeset: 2a4c6b72e5c3
Author:    cjplummer
Date:      2020-07-28 09:52 -0700
URL:       https://hg.openjdk.java.net/jdk/sandbox/rev/2a4c6b72e5c3

8247515: OSX pc_to_symbol() lookup does not work with core files
Reviewed-by: sspitsyn, kevinw

! src/jdk.hotspot.agent/macosx/native/libsaproc/libproc_impl.c
! src/jdk.hotspot.agent/macosx/native/libsaproc/libproc_impl.h
! src/jdk.hotspot.agent/macosx/native/libsaproc/ps_core.c
! src/jdk.hotspot.agent/macosx/native/libsaproc/symtab.c