swift ubuntu 32bit

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 112b5d6..16db3ba 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -538,12 +538,16 @@
   endif()
 endif()

+message(STATUS ">>> CMAKE_SYSTEM_PROCESSOR: " ${CMAKE_SYSTEM_PROCESSOR})
+
 # If SWIFT_HOST_VARIANT_ARCH not given, try to detect from the CMAKE_SYSTEM_PROCESSOR.
 if(SWIFT_HOST_VARIANT_ARCH)
   set(SWIFT_HOST_VARIANT_ARCH_default, "${SWIFT_HOST_VARIANT_ARCH}")
 else()
   if("${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "x86_64")
     set(SWIFT_HOST_VARIANT_ARCH_default "x86_64")
+  elseif("${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "i686")
+    set(SWIFT_HOST_VARIANT_ARCH_default "i686")
   elseif("${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "aarch64")
     set(SWIFT_HOST_VARIANT_ARCH_default "aarch64")
   elseif("${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "ppc64")
@@ -613,10 +617,14 @@
   set(SWIFT_HOST_VARIANT "linux" CACHE STRING
       "Deployment OS for Swift host tools (the compiler) [linux].")

+  message(STATUS ">>> SWIFT_HOST_VARIANT_ARCH: " ${SWIFT_HOST_VARIANT_ARCH})
+
   # Calculate the host triple
   if("${SWIFT_HOST_TRIPLE}" STREQUAL "")
     if("${SWIFT_HOST_VARIANT_ARCH}" STREQUAL "x86_64")
       set(SWIFT_HOST_TRIPLE "x86_64-unknown-linux-gnu")
+    elseif("${SWIFT_HOST_VARIANT_ARCH}" STREQUAL "i686")
+      set(SWIFT_HOST_TRIPLE "i686-unknown-linux-gnu")
     elseif("${SWIFT_HOST_VARIANT_ARCH}" STREQUAL "aarch64")
       set(SWIFT_HOST_TRIPLE "aarch64-unknown-linux-gnu")
     elseif("${SWIFT_HOST_VARIANT_ARCH}" MATCHES "(powerpc64|powerpc64le)")
diff --git a/stdlib/public/SwiftShims/LibcShims.h b/stdlib/public/SwiftShims/LibcShims.h
index e726a62..5fd7826 100644
--- a/stdlib/public/SwiftShims/LibcShims.h
+++ b/stdlib/public/SwiftShims/LibcShims.h
@@ -33,7 +33,9 @@

 // This declaration is not universally correct.  We verify its correctness for
 // the current platform in the runtime code.
-#if defined(__linux__) && defined (__arm__)
+#if defined(__linux__) && defined(__arm__)
+typedef           int __swift_ssize_t;
+#elif defined(__linux__) && defined(__i386__)
 typedef           int __swift_ssize_t;
 #elif defined(_WIN32)
 #if defined(_M_ARM) || defined(_M_IX86)
diff --git a/utils/build-script-impl b/utils/build-script-impl
index 1bfbcc5..b058b22 100755
--- a/utils/build-script-impl
+++ b/utils/build-script-impl
@@ -449,6 +449,9 @@
                         --$(tolower "${PLAYGROUNDLOGGER_BUILD_TYPE}")
                     )
                     ;;
+                linux-i686)
+                    SWIFT_HOST_VARIANT_ARCH="i686"
+                    ;;
                 linux-armv6)
                     SWIFT_HOST_VARIANT_ARCH="armv6"
                     SWIFT_HOST_TRIPLE="armv6-unknown-linux-gnueabihf"
diff --git a/utils/swift_build_support/swift_build_support/targets.py b/utils/swift_build_support/swift_build_support/targets.py
index f4b5bb0..690a3d3 100644
--- a/utils/swift_build_support/swift_build_support/targets.py
+++ b/utils/swift_build_support/swift_build_support/targets.py
@@ -112,6 +112,7 @@
                                          is_simulator=True)

     Linux = Platform("linux", archs=[
+   "i686",
         "x86_64",
         "armv6",
         "armv7",
@@ -174,6 +175,8 @@
                 return StdlibDeploymentTarget.Linux.powerpc64le
             elif machine == 's390x':
                 return StdlibDeploymentTarget.Linux.s390x
+       elif machine == 'i686':
+       return StdlibDeploymentTarget.Linux.i686

         elif system == 'Darwin':
             if machine == 'x86_64':