From: Nico Weber <nicolasweber@gmx.de>
Date: Sat, 21 Mar 2015 04:21:14 +0000 (-0700)
Subject: Preallocate edge node vectors. ~1% faster.
X-Git-Tag: v1.6.0^2~18^2
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=9aab00003c62f8d6b8142e6ecfe8f0aeefc81f74;p=platform%2Fupstream%2Fninja.git

Preallocate edge node vectors. ~1% faster.
---

diff --git a/src/manifest_parser.cc b/src/manifest_parser.cc
index 4e639d1..b747ad4 100644
--- a/src/manifest_parser.cc
+++ b/src/manifest_parser.cc
@@ -321,6 +321,7 @@ bool ManifestParser::ParseEdge(string* err) {
     edge->pool_ = pool;
   }
 
+  edge->outputs_.reserve(outs.size());
   for (vector<EvalString>::iterator i = outs.begin(); i != outs.end(); ++i) {
     string path = i->Evaluate(env);
     string path_err;
@@ -337,6 +338,7 @@ bool ManifestParser::ParseEdge(string* err) {
     return true;
   }
 
+  edge->inputs_.reserve(ins.size());
   for (vector<EvalString>::iterator i = ins.begin(); i != ins.end(); ++i) {
     string path = i->Evaluate(env);
     string path_err;