hg: jdk/sandbox: Cleanups and fixes.

[magnus.ihse.bursie at oracle.com]

Changeset: 650c765b8f5a
Author:    ihse
Date:      2020-06-11 00:23 +0200
URL:       https://hg.openjdk.java.net/jdk/sandbox/rev/650c765b8f5a

Cleanups and fixes.

! make/autoconf/basic.m4
! make/autoconf/basic_windows.m4
! make/autoconf/source-dirs.m4
! make/autoconf/toolchain.m4
! make/autoconf/toolchain_windows.m4
! make/scripts/fixpath.sh
! src/hotspot/share/adlc/main.cpp