Patch from jason.

From-SVN: r16901

diff --git a/gcc/invoke.texi b/gcc/invoke.texi
index 7a3a9342dc1661e408c2ecf75a84adf7c34740ec..874c28fe2de11658399c1e2669b39c5fc6d50ae6 100644 (file)
--- a/gcc/invoke.texi
+++ b/gcc/invoke.texi
@@ -363,7 +363,7 @@ in the following sections.
 @xref{Code Gen Options,,Options for Code Generation Conventions}.
 @smallexample
 -fcall-saved-@var{reg}  -fcall-used-@var{reg}
--ffixed-@var{reg}  -finhibit-size-directive
+-fexceptions -ffixed-@var{reg}  -finhibit-size-directive
 -fcheck-memory-usage  -fprefix-function-name
 -fno-common  -fno-ident  -fno-gnu-linker
 -fpcc-struct-return  -fpic  -fPIC
@@ -5325,6 +5325,14 @@ environment with multiple threads, but only rarely need to specify it in
 a single-threaded environment since stack overflow is automatically
 detected on nearly all systems if there is only one stack.
 
+@item -fexceptions
+Enable exception handling.  For some targets, this implies
+generation of frame unwind information for all functions, which can produce
+significant data size overhead, though it does not affect execution.
+
+This option is on by default for languages that support exception
+handling (such as C++), and off for those that don't (such as C).
+
 @item +e0
 @itemx +e1
 Control whether virtual function definitions in classes are used to