Add a toolchain for toolchain building

kotlin-native/tools/toolchain_builder/patches/github_pull_1244.patch

@@ -0,0 +1,32 @@
+From 8ad4a8b83f3de8b7b283a845c5744147ba819c9d Mon Sep 17 00:00:00 2001
+From: Chris Packham <judge.packham@gmail.com>
+Date: Sat, 14 Sep 2019 22:17:28 +1200
+Subject: [PATCH] build/internals.sh: Handle pie executables
+
+Fixes: #887
+
+On some systems the file command identifies a pie executable as a shared
+object. Update do_finish() to handle this case so that they are stripped
+as well.
+
+Signed-off-by: Chris Packham <judge.packham@gmail.com>
+---
+ scripts/build/internals.sh | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/scripts/build/internals.sh b/scripts/build/internals.sh
+index 5d359979..821761c2 100644
+--- a/scripts/build/internals.sh
++++ b/scripts/build/internals.sh
+@@ -83,7 +83,7 @@ do_finish() {
+                 case "${_type}" in
+                     *script*executable*)
+                         ;;
+-                    *executable*)
++                    *executable*|*shared*object*)
+                         CT_DoExecLog ALL ${CT_HOST}-strip ${strip_args} "${_t}"
+                         ;;
+                 esac
+-- 
+2.25.1
+