Don't warn when 'llvm' isn't found

diff --git a/llvm/test/lit.cfg.py b/llvm/test/lit.cfg.py
index a1f4f86..fe1a37a 100644 (file)
--- a/llvm/test/lit.cfg.py
+++ b/llvm/test/lit.cfg.py
@@ -139,7 +139,7 @@ config.substitutions.append(
 config.llvm_locstats_used = os.path.exists(llvm_locstats_tool)
 
 tools = [
-    ToolSubst('%llvm', FindTool('llvm')),
+    ToolSubst('%llvm', FindTool('llvm'), unresolved='ignore'),
     ToolSubst('%lli', FindTool('lli'), post='.', extra_args=lli_args),
     ToolSubst('%llc_dwarf', FindTool('llc'), extra_args=llc_args),
     ToolSubst('%go', config.go_executable, unresolved='ignore'),