hg: build-infra/jdk8: 2 new changesets

[magnus.ihse.bursie at oracle.com]

Changeset: 1d7b8299dddb
Author:    ihse
Date:      2012-09-13 10:20 +0200
URL:       http://hg.openjdk.java.net/build-infra/jdk8/rev/1d7b8299dddb

Print more helpful message if compilation sanity check fails.

! common/autoconf/generated-configure.sh
! common/autoconf/platform.m4

Changeset: 2f4d0444588d
Author:    ihse
Date:      2012-09-13 10:21 +0200
URL:       http://hg.openjdk.java.net/build-infra/jdk8/rev/2f4d0444588d

Merge