From 2f7693bfd360902a0fb688d5c8682f908270fa53 Mon Sep 17 00:00:00 2001
From: Alan Lawrence <alan.lawrence@arm.com>
Date: Thu, 10 Dec 2015 10:48:08 +0000
Subject: [PATCH] [install.texi] Add note against GNAT 4.8 on ARM targets

	* doc/install/texi: Add note against GNAT 4.8 on ARM hosts.

From-SVN: r231500
---
 gcc/ChangeLog        | 4 ++++
 gcc/doc/install.texi | 4 ++++
 2 files changed, 8 insertions(+)

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 50e6e7a..0b269bc 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2015-12-10  Alan Lawrence  <alan.lawrence@arm.com>
+
+	* doc/install.texi: Add note against GNAT 4.8 on ARM hosts.
+
 2015-12-10  Jakub Jelinek  <jakub@redhat.com>
 
 	PR tree-optimization/68785
diff --git a/gcc/doc/install.texi b/gcc/doc/install.texi
index 0b71bef..81cadb5 100644
--- a/gcc/doc/install.texi
+++ b/gcc/doc/install.texi
@@ -3484,6 +3484,10 @@ require GNU binutils 2.13 or newer.  Such subtargets include:
 @code{arm-*-netbsdelf}, @code{arm-*-*linux-*}
 and @code{arm-*-rtemseabi}.
 
+Building the Ada frontend commonly fails (an infinite loop executing
+@code{xsinfo}) if the host compiler is GNAT 4.8.  Host compilers built from the
+GNAT 4.6, 4.9 or 5 release branches are known to succeed.
+
 @html
 <hr />
 @end html
-- 
2.7.4