diff --git a/lldb/lldb.xcodeproj/project.pbxproj b/lldb/lldb.xcodeproj/project.pbxproj
index f5772125285d..b3dc884875dd 100644
--- a/lldb/lldb.xcodeproj/project.pbxproj
+++ b/lldb/lldb.xcodeproj/project.pbxproj
@@ -8375,6 +8375,7 @@
 				CLANG_ENABLE_OBJC_ARC = YES;
 				CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
+				EXPORTED_SYMBOLS_FILE = tools/argdumper/exports;
 				FRAMEWORK_SEARCH_PATHS = (
 					"$(inherited)",
 					"\"$(SYSTEM_LIBRARY_DIR)/PrivateFrameworks\"",
@@ -8385,7 +8386,6 @@
 					"DEBUG=1",
 					"$(inherited)",
 				);
-				GCC_SYMBOLS_PRIVATE_EXTERN = NO;
 				GCC_WARN_ABOUT_RETURN_TYPE = YES_ERROR;
 				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
 				LIBRARY_SEARCH_PATHS = (
@@ -8442,6 +8442,7 @@
 				CLANG_ENABLE_OBJC_ARC = YES;
 				CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
+				EXPORTED_SYMBOLS_FILE = tools/argdumper/exports;
 				FRAMEWORK_SEARCH_PATHS = (
 					"$(inherited)",
 					"\"$(SYSTEM_LIBRARY_DIR)/PrivateFrameworks\"",
@@ -8452,7 +8453,6 @@
 					"DEBUG=1",
 					"$(inherited)",
 				);
-				GCC_SYMBOLS_PRIVATE_EXTERN = NO;
 				GCC_WARN_ABOUT_RETURN_TYPE = YES_ERROR;
 				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
 				LIBRARY_SEARCH_PATHS = (
@@ -8511,6 +8511,7 @@
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
 				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
 				ENABLE_NS_ASSERTIONS = NO;
+				EXPORTED_SYMBOLS_FILE = tools/argdumper/exports;
 				FRAMEWORK_SEARCH_PATHS = (
 					"$(inherited)",
 					"\"$(SYSTEM_LIBRARY_DIR)/PrivateFrameworks\"",
@@ -8575,6 +8576,7 @@
 				COPY_PHASE_STRIP = YES;
 				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
 				ENABLE_NS_ASSERTIONS = NO;
+				EXPORTED_SYMBOLS_FILE = tools/argdumper/exports;
 				FRAMEWORK_SEARCH_PATHS = (
 					"$(inherited)",
 					"\"$(SYSTEM_LIBRARY_DIR)/PrivateFrameworks\"",
diff --git a/lldb/tools/argdumper/exports b/lldb/tools/argdumper/exports
new file mode 100644
index 000000000000..e69de29bb2d1