From 594cea6ae2383fbf0c4b6b7e3a7ccca350b2bb3b Mon Sep 17 00:00:00 2001
From: Anthony Scopatz <scopatz@gmail.com>
Date: Mon, 17 Sep 2018 14:29:51 -0400
Subject: [PATCH 1/2] add toolchain3 in the same places as toolchain

---
 conda_smithy/update_cb3.py | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/conda_smithy/update_cb3.py b/conda_smithy/update_cb3.py
index 2bef3e4a1..dc58b6564 100644
--- a/conda_smithy/update_cb3.py
+++ b/conda_smithy/update_cb3.py
@@ -70,7 +70,7 @@ def __getitem__(self, item):
                 return Section(sect, start, end)
         return Section(sect, start, self.end)
 
-        
+
 def iterate(tarzip):
     if isinstance(tarzip, zipfile.ZipFile):
         for f in iter(tarzip.infolist()):
@@ -229,13 +229,14 @@ def update_cb3(recipe_path, conda_build_config_path):
                 need_f = True
             if req == 'r-base':
                 is_r_package = True
-            if req_rendered in ['toolchain', 'gcc', 'libgcc', 'libgfortran', 'vc', 'm2w64-toolchain',
-                       'mingwpy', 'system', 'gcc-libs', 'm2w64-gcc-libs']:
+            if req_rendered in ['toolchain', 'toolchain3', 'gcc', 'libgcc',
+                       'libgfortran', 'vc', 'm2w64-toolchain', 'mingwpy', 'system',
+                       'gcc-libs', 'm2w64-gcc-libs']:
                 messages['Removing {} in favour of compiler()'.format(req)] = True
                 change_lines[i] = (lines[i], None)
                 need_c = True
                 if req in ['m2w64-toolchain', 'mingwpy'] or \
-                        (req != req_rendered and req_rendered == 'toolchain'):
+                        (req != req_rendered and req_rendered in ['toolchain', 'toolchain3']):
                     need_mingw_c = True
                 continue
             if req_rendered == 'cython' and not (need_c or need_cxx or need_f):

From 1a0c5570a29939675747b5fc6187dd87c9abdf37 Mon Sep 17 00:00:00 2001
From: Anthony Scopatz <scopatz@gmail.com>
Date: Mon, 17 Sep 2018 14:32:01 -0400
Subject: [PATCH 2/2] news for tc3

---
 news/tc3.rst | 14 ++++++++++++++
 1 file changed, 14 insertions(+)
 create mode 100644 news/tc3.rst

diff --git a/news/tc3.rst b/news/tc3.rst
new file mode 100644
index 000000000..7fdf04047
--- /dev/null
+++ b/news/tc3.rst
@@ -0,0 +1,14 @@
+**Added:** None
+
+**Changed:** None
+
+**Deprecated:** None
+
+**Removed:** None
+
+**Fixed:**
+
+* The ``update-cb3`` command now handles ``toolchain3`` in the same way that
+  ``toolchain`` is handled.
+
+**Security:** None