hg: jdk/jdk: 8177068: incomplete classpath causes NPE in Flow

[jan.lahoda at oracle.com]

Changeset: a3c63a9dfb2c
Author:    jlahoda
Date:      2019-09-05 12:39 +0200
URL:       https://hg.openjdk.java.net/jdk/jdk/rev/a3c63a9dfb2c

8177068: incomplete classpath causes NPE in Flow
Summary: Undo completions that failed during speculative attribution, so that the appropriate CompletionFailures are thrown again and properly reported.
Reviewed-by: vromero

! src/jdk.compiler/share/classes/com/sun/tools/javac/code/DeferredCompletionFailureHandler.java
! src/jdk.compiler/share/classes/com/sun/tools/javac/comp/Attr.java
! src/jdk.compiler/share/classes/com/sun/tools/javac/comp/DeferredAttr.java
+ test/langtools/tools/javac/T8177068/NoCompletionFailureSkipOnSpeculativeAttribution.java