hg: jdk/jdk: 8218164: Improve local control of compiler warnings

[kim.barrett at oracle.com]

Changeset: 2c6c0fabe6a2
Author:    kbarrett
Date:      2019-02-05 13:21 -0500
URL:       http://hg.openjdk.java.net/jdk/jdk/rev/2c6c0fabe6a2

8218164: Improve local control of compiler warnings
Summary: Windows warning push/pop and gcc/Windows warning suppression macros.
Reviewed-by: dholmes, tschatzl

! src/hotspot/share/compiler/methodMatcher.cpp
! src/hotspot/share/gc/g1/g1ConcurrentMark.hpp
! src/hotspot/share/utilities/compilerWarnings.hpp
+ src/hotspot/share/utilities/compilerWarnings_gcc.hpp
+ src/hotspot/share/utilities/compilerWarnings_solstudio.hpp
+ src/hotspot/share/utilities/compilerWarnings_visCPP.hpp
+ src/hotspot/share/utilities/compilerWarnings_xlc.hpp