From: Srinivas \"Teja\" Rao <kirtiteja@gmail.com>
Date: Thu, 17 Nov 2016 22:55:03 +0000 (-0800)
Subject: Update AtomicHashMap.md
X-Git-Tag: v2016.11.21.00~16
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=21b43d2da4dd61e42f9b2277bb984a8fafa6c11e;p=folly.git

Update AtomicHashMap.md

Summary:
it seems second is the boolean that we need to compare.
Closes https://github.com/facebook/folly/pull/518

Differential Revision: D4197096

Pulled By: yfeldblum

fbshipit-source-id: 71987dafac0ddbdb7817b55732619edbe9aed81b
---

diff --git a/folly/docs/AtomicHashMap.md b/folly/docs/AtomicHashMap.md
index 978df241..7522dcdf 100644
--- a/folly/docs/AtomicHashMap.md
+++ b/folly/docs/AtomicHashMap.md
@@ -74,7 +74,7 @@ string.
 
      void increment(int64_t obj_id) {
        auto ret = ahm.insert(make_pair(obj_id, 1));
-       if (!ret.first) {
+       if (!ret.second) {
          // obj_id already exists, increment
          NoBarrier_AtomicIncrement(&ret.first->second, 1);
        }