From: Chris Lattner <sabre@nondot.org>
Date: Mon, 4 Sep 2006 01:49:10 +0000 (+0000)
Subject: If a cycle exists, don't succeed building the second time around.
X-Git-Tag: android-x86-6.0-r1~1003^2~40917
X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=80930eb414a7fb3c212984a79f651e6322259347;p=android-x86%2Fexternal-llvm.git

If a cycle exists, don't succeed building the second time around.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30076 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/tools/llvm-config/Makefile b/tools/llvm-config/Makefile
index 5856196599b..fe4993d6727 100644
--- a/tools/llvm-config/Makefile
+++ b/tools/llvm-config/Makefile
@@ -39,7 +39,7 @@ $(LibDeps): $(GenLibDeps) $(LibDir) $(wildcard $(LibDir)/*.a $(LibDir)/*.o)
 # don't have to process them at runtime.
 $(FinalLibDeps): find-cycles.pl $(LibDeps)
 	$(Echo) "Finding cyclic dependencies between LLVM libraries."
-	$(Verb) $(PERL) $< < $(LibDeps) > $@
+	$(Verb) $(PERL) $< < $(LibDeps) > $@ || rm -f $@
 
 # Rerun our configure substitutions as needed.
 ConfigInIn = $(PROJ_SRC_DIR)/llvm-config.in.in