hg: jdk9/dev/langtools: 8028196: Javac allows timestamps inside rt.jar to affect compilation when using -sourcepath.

[jonathan.gibbons at oracle.com]

Changeset: baf35a88504b
Author:    alundblad
Date:      2014-05-07 17:29 +0200
URL:       http://hg.openjdk.java.net/jdk9/dev/langtools/rev/baf35a88504b

8028196: Javac allows timestamps inside rt.jar to affect compilation when using -sourcepath.
Summary: Added -XXuserPathsFirst to allow user classes to take precedence over boot classes
Reviewed-by: jjg

! src/share/classes/com/sun/tools/javac/jvm/ClassReader.java
! src/share/classes/com/sun/tools/javac/main/Option.java
! src/share/classes/com/sun/tools/javac/resources/javac.properties
+ test/tools/javac/options/xprefer/XPreferTest.java