From c156632c62214c7d611f187e148c51e8ed4060d5 Mon Sep 17 00:00:00 2001
From: Stephen Wilson <wilsons@start.ca>
Date: Sun, 20 Feb 2011 03:51:07 +0000
Subject: Do not try to descend into optional build directories if they do not
 exist.  This makes the build logic symmetric for both the in tree and out of
 tree cases.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126070 91177308-0d34-0410-b5e6-96231b3b80d8
---
 Makefile.rules | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'Makefile.rules')

diff --git a/Makefile.rules b/Makefile.rules
index eab886190c..363fa9605b 100644
--- a/Makefile.rules
+++ b/Makefile.rules
@@ -840,7 +840,9 @@ $(RecursiveTargets)::
 else
 $(RecursiveTargets)::
 	$(Verb) for dir in $(OPTIONAL_DIRS); do \
-	  ($(MAKE) -C$$dir $@ ) || exit 1; \
+	  if [ -d $(PROJ_SRC_DIR)/$$dir ]; then\
+	    ($(MAKE) -C$$dir $@ ) || exit 1; \
+	  fi \
 	done
 endif
 endif
-- 
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