From 8980b9ad03b7503b759bc45dd8640d791f9f6cd7 Mon Sep 17 00:00:00 2001
From: Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
Date: Tue, 22 Sep 2009 18:00:40 +0000
Subject: Error out if building separately but srcdir has build remnants.

/:
	PR bootstrap/32272
	* configure.ac: Error out if $srcdir isn't '.' but contains
	host-${host_noncanonical}.
	* configure: Regenerate.
---
 configure | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'configure')

diff --git a/configure b/configure
index 720fa239c..667b514b7 100755
--- a/configure
+++ b/configure
@@ -2743,6 +2743,11 @@ fi
 # No prefix.
 target_subdir=${target_noncanonical}
 
+# Be sure to cover against remnants of an in-tree build.
+if test $srcdir != .  && test -d $srcdir/host-${host_noncanonical}; then
+  as_fn_error "building out of tree but $srcdir contains host-${host_noncanonical}.
+Use a pristine source tree when building in a separate tree" "$LINENO" 5
+fi
 
 # Skipdirs are removed silently.
 skipdirs=
-- 
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