Add arm64_32 support to lldb, an ILP32 codegen 
that runs on arm64 ISA targets, specifically 
Apple watches.


Differential Revision: https://reviews.llvm.org/D68858

llvm-svn: 375032
diff --git a/lldb/source/Plugins/ExpressionParser/Clang/ClangExpressionSourceCode.cpp b/lldb/source/Plugins/ExpressionParser/Clang/ClangExpressionSourceCode.cpp
index ee890ac..21cb334 100644
--- a/lldb/source/Plugins/ExpressionParser/Clang/ClangExpressionSourceCode.cpp
+++ b/lldb/source/Plugins/ExpressionParser/Clang/ClangExpressionSourceCode.cpp
@@ -302,7 +302,8 @@
 
   Target *target = exe_ctx.GetTargetPtr();
   if (target) {
-    if (target->GetArchitecture().GetMachine() == llvm::Triple::aarch64) {
+    if (target->GetArchitecture().GetMachine() == llvm::Triple::aarch64 ||
+        target->GetArchitecture().GetMachine() == llvm::Triple::aarch64_32) {
       target_specific_defines = "typedef bool BOOL;\n";
     }
     if (target->GetArchitecture().GetMachine() == llvm::Triple::x86_64) {