hg: jdk8u/jdk8u-dev/langtools: 8079613: Deeply chained expressions + several overloads + unnecessary inference result in excessive compile times.

[jan.lahoda at oracle.com]

Changeset: 610ec7dcf431
Author:    sadayapalam
Date:      2015-05-11 13:28 +0530
URL:       http://hg.openjdk.java.net/jdk8u/jdk8u-dev/langtools/rev/610ec7dcf431

8079613: Deeply chained expressions + several overloads + unnecessary inference result in excessive compile times.
Summary: Eliminate compile time performance bottlneck due to mischaracterization of standalone expressions as being poly expressions.
Reviewed-by: mcimadamore, jlahoda

! src/share/classes/com/sun/tools/javac/comp/DeferredAttr.java
+ test/tools/javac/expression/DeeplyChainedNonPolyExpressionTest.java