From 581e60e263f111252222ff4fb41851b31b33262a Mon Sep 17 00:00:00 2001
From: Anton Likhtarov <alikhtarov@fb.com>
Date: Wed, 26 Feb 2014 17:51:49 -0800
Subject: [PATCH] Easy: fix signed/unsigned comparisons

Test Plan: build with -Wsign-compare, no warnings

Reviewed By: njormrod@fb.com

FB internal diff: D1193502
---
 folly/FBString.h                 | 4 +++-
 folly/detail/ThreadLocalDetail.h | 5 ++---
 2 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/folly/FBString.h b/folly/FBString.h
index 7a1aa8b0..3d4ceecc 100644
--- a/folly/FBString.h
+++ b/folly/FBString.h
@@ -867,7 +867,9 @@ private:
   }
 
   size_t smallSize() const {
-    assert(category() == isSmall && small_[maxSmallSize] <= maxSmallSize);
+    assert(category() == isSmall &&
+           static_cast<size_t>(small_[maxSmallSize])
+           <= static_cast<size_t>(maxSmallSize));
     return static_cast<size_t>(maxSmallSize)
       - static_cast<size_t>(small_[maxSmallSize]);
   }
diff --git a/folly/detail/ThreadLocalDetail.h b/folly/detail/ThreadLocalDetail.h
index 86910f0d..dc4cf76e 100644
--- a/folly/detail/ThreadLocalDetail.h
+++ b/folly/detail/ThreadLocalDetail.h
@@ -263,7 +263,7 @@ struct StaticMeta {
     return id;
   }
 
-  static void destroy(int id) {
+  static void destroy(size_t id) {
     try {
       auto & meta = instance();
       // Elements in other threads that use this id.
@@ -401,7 +401,7 @@ struct StaticMeta {
 #endif
   }
 
-  static ElementWrapper& get(int id) {
+  static ElementWrapper& get(size_t id) {
     ThreadEntry* threadEntry = getThreadEntry();
     if (UNLIKELY(threadEntry->elementsCapacity <= id)) {
       reserve(id);
@@ -420,4 +420,3 @@ template <class Tag> StaticMeta<Tag>* StaticMeta<Tag>::inst_ = nullptr;
 }  // namespace folly
 
 #endif /* FOLLY_DETAIL_THREADLOCALDETAIL_H_ */
-
-- 
2.34.1