hg: jdk9/sandbox/langtools: 8000316: Huge performance bottleneck in com.sun.tools.javac.comp.Check.localClassName

[chris.hegarty at oracle.com]

Changeset: 814a0cab8c90
Author:    sadayapalam
Date:      2015-10-13 09:48 +0530
URL:       http://hg.openjdk.java.net/jdk9/sandbox/langtools/rev/814a0cab8c90

8000316: Huge performance bottleneck in com.sun.tools.javac.comp.Check.localClassName
Summary: Speed up Check.localClassName by avoiding generating names known to be in use already
Reviewed-by: mcimadamore, jlahoda, sadayapalam
Contributed-by: dmitry.chuyko at oracle.com

! src/jdk.compiler/share/classes/com/sun/tools/javac/comp/Check.java
! src/jdk.compiler/share/classes/com/sun/tools/javac/comp/DeferredAttr.java
+ test/tools/javac/T8000316/T8000316.java