From 2edc4a4e70b9dcf6fc91ddcc07fd500b705de5d2 Mon Sep 17 00:00:00 2001
From: BarryBo <barrybo@microsoft.com>
Date: Fri, 22 Jul 2016 15:27:54 -0700
Subject: Run Boogie code on threads with large stacks

Replace TaskScheduler.Default by a custom TaskScheduler.  The .Default
uses threadpool threads whose stack size is controlled by the host EXE
header.  The new ThreadTaskScheduler give Boogie control over the stack
size, and defaults to 16mb.
---
 Source/ExecutionEngine/ExecutionEngine.cs | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'Source/ExecutionEngine/ExecutionEngine.cs')

diff --git a/Source/ExecutionEngine/ExecutionEngine.cs b/Source/ExecutionEngine/ExecutionEngine.cs
index 9bc855be..5a22cc15 100644
--- a/Source/ExecutionEngine/ExecutionEngine.cs
+++ b/Source/ExecutionEngine/ExecutionEngine.cs
@@ -443,6 +443,8 @@ namespace Microsoft.Boogie
 
     static readonly ConcurrentDictionary<string, CancellationTokenSource> RequestIdToCancellationTokenSource = new ConcurrentDictionary<string, CancellationTokenSource>();
 
+    static ThreadTaskScheduler Scheduler = new ThreadTaskScheduler(16 * 1024 * 1024);
+
     public static void ProcessFiles(List<string> fileNames, bool lookForSnapshots = true, string programId = null)
     {
       Contract.Requires(cce.NonNullElements(fileNames));
@@ -977,7 +979,7 @@ namespace Microsoft.Boogie
               {                  
                   break;
               }
-              tasks[j].Start(TaskScheduler.Default);
+              tasks[j].Start(Scheduler);
           }
 
           // Don't wait for tasks that haven't been started yet.
-- 
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