git: openjdk/mobile: 8232084: HotSpot build failed with GCC 9.2.1

[duke]

Changeset: 11fbd78f
Author:    Yasumasa Suenaga <ysuenaga at openjdk.org>
Date:      2019-10-18 09:57:20 +0000
URL:       https://git.openjdk.java.net/mobile/commit/11fbd78f

8232084: HotSpot build failed with GCC 9.2.1

Reviewed-by: sspitsyn, cjplummer, dholmes, iklam

! src/hotspot/cpu/x86/macroAssembler_x86.hpp
! src/hotspot/share/services/diagnosticArgument.cpp
! src/hotspot/share/utilities/compilerWarnings.hpp
! src/hotspot/share/utilities/compilerWarnings_gcc.hpp