From 03d5b7b0bd06cab5f43e8b85accc7b6450626f39 Mon Sep 17 00:00:00 2001
From: Ben Boeckel <mathstuf@gmail.com>
Date: Mon, 5 May 2014 15:00:26 -0400
Subject: compdb: check that inputs is not empty

---
 src/ninja.cc | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/ninja.cc b/src/ninja.cc
index 03ca83b..50de43e 100644
--- a/src/ninja.cc
+++ b/src/ninja.cc
@@ -631,6 +631,8 @@ int NinjaMain::ToolCompilationDatabase(int argc, char* argv[]) {
   putchar('[');
   for (vector<Edge*>::iterator e = state_.edges_.begin();
        e != state_.edges_.end(); ++e) {
+    if ((*e)->inputs_.empty())
+      continue;
     for (int i = 0; i != argc; ++i) {
       if ((*e)->rule_->name() == argv[i]) {
         if (!first)
-- 
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