[docs] Document what "NFC" means in a commit message.

llvm-svn: 217292
2014-09-06 00:19:16 +00:00 · 2014-09-06 00:19:16 +00:00 · 5e44ffdb3e
parent 018452e6bc
commit 5e44ffdb3e
1 changed files with 9 additions and 0 deletions
--- a/llvm/docs/Lexicon.rst
+++ b/llvm/docs/Lexicon.rst
@ -133,6 +133,15 @@ M
 **MC**
    Machine Code

+N
+-
+
+**NFC**
+  "No functional change". Used in a commit message to indicate that a patch
+  is a pure refactoring/cleanup.
+  Usually used in the first line, so it is visible without opening the
+  actual commit email.
+
 O
 -
 .. _object pointer: