From 1af531c2d53972f18b988f88f37323a55b80c1ae Mon Sep 17 00:00:00 2001
From: Benjamin Redelings <benjamin.redelings@gmail.com>
Date: Mon, 29 Jan 2018 22:37:07 -0500
Subject: [PATCH] Restore comments.

---
 mesonbuild/dependencies/misc.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/mesonbuild/dependencies/misc.py b/mesonbuild/dependencies/misc.py
index 85d5431fe..011bd6599 100644
--- a/mesonbuild/dependencies/misc.py
+++ b/mesonbuild/dependencies/misc.py
@@ -364,6 +364,10 @@ class BoostDependency(ExternalDependency):
                     fname = os.path.basename(entry)
                     self.lib_modules[self.modname_from_filename(fname)] = [fname]
 
+    # - Linux  leaves off -mt but libraries are multithreading-aware.
+    # - Cygwin leaves off -mt but libraries are multithreading-aware.
+    # - Mac requires -mt for multithreading, so should not fall back
+    #   to non-mt libraries.
     def abi_tag(self):
         if mesonlib.for_windows(self.want_cross, self.env):
             return None