Reduce signal sender thread stack size to 32k.

src/d8.cc

Index: src/d8.cc
===================================================================
--- src/d8.cc	(revision 10282)
+++ src/d8.cc	(working copy)
@@ -1080,14 +1080,11 @@
 
 #ifndef V8_SHARED
 i::Thread::Options SourceGroup::GetThreadOptions() {
-  i::Thread::Options options;
-  options.name = "IsolateThread";
   // On some systems (OSX 10.6) the stack size default is 0.5Mb or less
   // which is not enough to parse the big literal expressions used in tests.
   // The stack size should be at least StackGuard::kLimitSize + some
-  // OS-specific padding for thread startup code.
-  options.stack_size = 2 << 20;  // 2 Mb seems to be enough
-  return options;
+  // OS-specific padding for thread startup code.  2Mbytes seems to be enough.
+  return i::Thread::Options("IsolateThread", 2 << 20);

[Vyacheslav Egorov (Chromium), 2011/12/21 13:22:12]

I would prefer 2 * MB instead of 2 << 20.

 }