Index: clang/docs/CommandGuide/clang.rst
===================================================================
--- clang/docs/CommandGuide/clang.rst
+++ clang/docs/CommandGuide/clang.rst
@@ -473,8 +473,8 @@
 
 .. option:: -fexceptions
 
-  Enable generation of unwind information. This allows exceptions to be thrown
-  through Clang compiled stack frames.  This is on by default in x86-64.
+  Enable generation of unwind information for functions that might have an
+  exception through through them. This is on by default in x86-64.
 
 .. option:: -ftrapv