hg: jdk-updates/jdk11u-dev: 8220794: PPC64: Fix signal handler for SIGSEGV on branch to illegal address

[goetz.lindenmaier at sap.com]

Changeset: 4874e7a694a1
Author:    gromero
Date:      2019-03-20 16:59 -0400
URL:       http://hg.openjdk.java.net/jdk-updates/jdk11u-dev/rev/4874e7a694a1

8220794: PPC64: Fix signal handler for SIGSEGV on branch to illegal address
Reviewed-by: stuefe, goetz

! src/hotspot/os_cpu/linux_ppc/os_linux_ppc.cpp