From 1b1df06741db2368ed05d7589b5588edfeb68fae Mon Sep 17 00:00:00 2001
From: Alon Zakai <alonzakai@gmail.com>
Date: Fri, 15 Apr 2016 20:48:15 -0700
Subject: allow limiting # of cores in thread pool, useful for debugging

---
 src/support/threads.cpp | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'src')

diff --git a/src/support/threads.cpp b/src/support/threads.cpp
index 6edff21cb..2f558d051 100644
--- a/src/support/threads.cpp
+++ b/src/support/threads.cpp
@@ -117,6 +117,9 @@ void ThreadPool::initialize(size_t num) {
 ThreadPool* ThreadPool::get() {
   if (!pool) {
     size_t num = std::max(1U, std::thread::hardware_concurrency());
+    if (getenv("BINARYEN_CORES")) {
+      num = std::stoi(getenv("BINARYEN_CORES"));
+    }
     pool = std::unique_ptr<ThreadPool>(new ThreadPool());
     pool->initialize(num);
   }
-- 
cgit v1.2.3