Add the new option -Og in the release notes. See r286602 for more information

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@286717 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/docs/ReleaseNotes.rst b/docs/ReleaseNotes.rst
index 51dcefad7793d3d65c5695a6c7ad7e9ea7ce309c..252a4327e7afae09306fd7eea9815c31890b9317 100644 (file)
--- a/docs/ReleaseNotes.rst
+++ b/docs/ReleaseNotes.rst
@@ -57,8 +57,12 @@ Improvements to Clang's diagnostics
 New Compiler Flags
 ------------------
 
-The option ....
+The option -Og has been added to optimize the debugging experience.
+For now, this option is exactly the same as -O1. However, in the future,
+some other optimizations might be enabled or disabled.
+
 
+The option ....
 
 New Pragmas in Clang
 -----------------------