install.texi (Options specification): Restore entry of --enable-sjlj-exceptions.

	* doc/install.texi (Options specification): Restore entry of
	--enable-sjlj-exceptions.

From-SVN: r248582

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index b098e568981e6bff1922b73cf0d4f0c5b6468371..dafe9b61735d5aaf427711d51331646fbe6b3879 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2017-05-29  Eric Botcazou  <ebotcazou@adacore.com>
+
+       * doc/install.texi (Options specification): Restore entry of
+       --enable-sjlj-exceptions.
+
 2017-05-27  Michael Eager  <eager@eagercon.com>
 
        Revert:

diff --git a/gcc/doc/install.texi b/gcc/doc/install.texi
index ca93b2e680684a1a6e0041f99d5c02d8c807f62c..8e17bcc1d42c2d396449a803ffdb1459ba532bc6 100644 (file)
--- a/gcc/doc/install.texi
+++ b/gcc/doc/install.texi
@@ -1047,6 +1047,11 @@ and for cross builds configured with @option{--with-sysroot}, and without
 More documentation about multiarch can be found at
 @uref{https://wiki.debian.org/Multiarch}.
 
+@item --enable-sjlj-exceptions
+Force use of the @code{setjmp}/@code{longjmp}-based scheme for exceptions.
+@samp{configure} ordinarily picks the correct value based on the platform.
+Only use this option if you are sure you need a different setting.
+
 @item --enable-vtable-verify
 Specify whether to enable or disable the vtable verification feature.
 Enabling this feature causes libstdc++ to be built with its virtual calls