Default toolchain install location changed to /Library

Author: shahmishal

utils/build-script-impl

@@ -2133,7 +2133,7 @@ if [[ "${INSTALLABLE_PACKAGE}" ]] ; then
       echo "-- Create Info.plist --"
       PLISTBUDDY_BIN="/usr/libexec/PlistBuddy"
 
-      DARWIN_TOOLCHAIN_INSTALL_LOCATION="~/Library/Developer/Toolchains/${DARWIN_TOOLCHAIN_NAME}.xctoolchain"
+      DARWIN_TOOLCHAIN_INSTALL_LOCATION="/Library/Developer/Toolchains/${DARWIN_TOOLCHAIN_NAME}.xctoolchain"
       DARWIN_TOOLCHAIN_INFO_PLIST="${INSTALL_DESTDIR}/${TOOLCHAIN_PREFIX}/Info.plist"
       DARWIN_TOOLCHAIN_REPORT_URL="https://bugs.swift.org/"
 

utils/darwin-installer-scripts/postinstall

@@ -13,4 +13,4 @@
 
 INSTALLED_TOOLCHAIN=$2
 
-ln -fs "${INSTALLED_TOOLCHAIN}" "${INSTALLED_TOOLCHAIN%/*}/swift-latest.xctoolchain"
+ln -fs "${INSTALLED_TOOLCHAIN}" "${INSTALLED_TOOLCHAIN%/*}/swift-latest"