hg: jdk9/dev: 8142907: Integration of minor fixes from the build-infra project

[magnus.ihse.bursie at oracle.com]

Changeset: 5a7e1695ac8c
Author:    ihse
Date:      2015-12-15 11:02 +0100
URL:       http://hg.openjdk.java.net/jdk9/dev/rev/5a7e1695ac8c

8142907: Integration of minor fixes from the build-infra project
Reviewed-by: erikj, dholmes

! common/autoconf/configure.ac
! common/autoconf/flags.m4
! common/autoconf/generated-configure.sh
+ common/autoconf/hotspot.m4
! common/autoconf/jdk-options.m4
! common/autoconf/spec.gmk.in
! common/autoconf/toolchain.m4
! common/bin/compare.sh
! common/bin/compare_exceptions.sh.incl
! make/common/MakeBase.gmk
! make/common/NativeCompilation.gmk