[llvm-branch-commits] [llvm-branch] r292079 - Mention ThinLTO in ReleaseNotes

[Piotr Padlewski via llvm-branch-commits]

Author: prazek
Date: Sun Jan 15 16:33:49 2017
New Revision: 292079

URL: http://llvm.org/viewvc/llvm-project?rev=292079&view=rev
Log:
Mention ThinLTO in ReleaseNotes


https://reviews.llvm.org/D28746


Modified:
    llvm/branches/release_40/docs/ReleaseNotes.rst

Modified: llvm/branches/release_40/docs/ReleaseNotes.rst
URL: http://llvm.org/viewvc/llvm-project/llvm/branches/release_40/docs/ReleaseNotes.rst?rev=292079&r1=292078&r2=292079&view=diff
==============================================================================
--- llvm/branches/release_40/docs/ReleaseNotes.rst (original)
+++ llvm/branches/release_40/docs/ReleaseNotes.rst Sun Jan 15 16:33:49 2017
@@ -67,6 +67,14 @@ Non-comprehensive list of changes in thi
 
    Makes programs 10x faster by doing Special New Thing.
 
+   Improvements to ThinLTO (-flto=thin)
+   ------------------------------------
+   * Integration with profile data (PGO). When available, profile data 
+     enables more accurate function importing decisions, as well as 
+     cross-module indirect call promotion.
+   * Significant build-time and binary-size improvements when compiling with 
+     debug info (-g).
+
 Changes to the LLVM IR
 ----------------------