Document the new warning -Wabsolute-value

git-svn-id: https://llvm.org/svn/llvm-project/cfe/branches/release_35@215525 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/docs/ReleaseNotes.rst b/docs/ReleaseNotes.rst
index e137be83782b79d046e4828930f4e80abec4f60e..c7c701be9950337a10092b4b2113446c11c348d6 100644 (file)
--- a/docs/ReleaseNotes.rst
+++ b/docs/ReleaseNotes.rst
@@ -67,6 +67,9 @@ about them. The improvements since the 3.4 release include:
 - GCC compatibility: Clang displays a warning on unsupported gcc
   optimization flags instead of an error.
 
+- New warning `-Wabsolute-value`: Clang warns about incorrect or useless usage
+  of the absolute functions (`abs`, `fabsf`, etc).
+
 -  ...
 
 New Compiler Flags