Update Xcode Project with Recommended Settings

Suggested by Xcode

Author: AZero13

XCTest.xcodeproj/project.pbxproj

@@ -285,7 +285,7 @@
 			attributes = {
 				LastSwiftMigration = 0730;
 				LastSwiftUpdateCheck = 0730;
-				LastUpgradeCheck = 1020;
+				LastUpgradeCheck = 1310;
 				ORGANIZATIONNAME = Apple;
 				TargetAttributes = {
 					5B5D86DA1BBC74AD00234F36 = {
@@ -302,7 +302,6 @@
 			developmentRegion = en;
 			hasScannedForEncodings = 0;
 			knownRegions = (
-				English,
 				en,
 				Base,
 			);
@@ -400,6 +399,7 @@
 				CLANG_WARN_OBJC_IMPLICIT_RETAIN_SELF = YES;
 				CLANG_WARN_OBJC_LITERAL_CONVERSION = YES;
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
+				CLANG_WARN_QUOTED_INCLUDE_IN_FRAMEWORK_HEADER = YES;
 				CLANG_WARN_RANGE_LOOP_ANALYSIS = YES;
 				CLANG_WARN_STRICT_PROTOTYPES = YES;
 				CLANG_WARN_SUSPICIOUS_MOVE = YES;
@@ -464,6 +464,7 @@
 				CLANG_WARN_OBJC_IMPLICIT_RETAIN_SELF = YES;
 				CLANG_WARN_OBJC_LITERAL_CONVERSION = YES;
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
+				CLANG_WARN_QUOTED_INCLUDE_IN_FRAMEWORK_HEADER = YES;
 				CLANG_WARN_RANGE_LOOP_ANALYSIS = YES;
 				CLANG_WARN_STRICT_PROTOTYPES = YES;
 				CLANG_WARN_SUSPICIOUS_MOVE = YES;
@@ -484,12 +485,14 @@
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
 				INFOPLIST_FILE = Info.plist;
+				LLVM_LTO = YES;
 				MTL_ENABLE_DEBUG_INFO = NO;
 				PRODUCT_BUNDLE_IDENTIFIER = org.swift.XCTest;
 				PRODUCT_BUNDLE_PACKAGE_TYPE = BNDL;
 				PRODUCT_NAME = SwiftXCTest;
 				SDKROOT = macosx;
 				SWIFT_OPTIMIZATION_LEVEL = "-Owholemodule";
+				SWIFT_OPTIMIZE_OBJECT_LIFETIME = YES;
 				SWIFT_SWIFT3_OBJC_INFERENCE = Off;
 				SWIFT_VERSION = 5.0;
 				VERSIONING_SYSTEM = "apple-generic";
@@ -503,7 +506,7 @@
 				DEFINES_MODULE = YES;
 				DYLIB_INSTALL_NAME_BASE = "@rpath";
 				"FRAMEWORK_SEARCH_PATHS[sdk=macosx*]" = "";
-				IPHONEOS_DEPLOYMENT_TARGET = 10.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 12.0;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
 				"LD_RUNPATH_SEARCH_PATHS[sdk=macosx*]" = "@executable_path/../Frameworks @loader_path/Frameworks";
 				MACOSX_DEPLOYMENT_TARGET = 10.12;
@@ -516,7 +519,7 @@
 				SUPPORTED_PLATFORMS = "appletvos appletvsimulator iphoneos iphonesimulator macosx watchos watchsimulator";
 				SWIFT_INDEX_STORE_ENABLE = NO;
 				TARGETED_DEVICE_FAMILY = "1,2,3,4";
-				TVOS_DEPLOYMENT_TARGET = 10.0;
+				TVOS_DEPLOYMENT_TARGET = 12.0;
 				WATCHOS_DEPLOYMENT_TARGET = 3.0;
 			};
 			name = Debug;
@@ -527,7 +530,7 @@
 				DEFINES_MODULE = YES;
 				DYLIB_INSTALL_NAME_BASE = "@rpath";
 				"FRAMEWORK_SEARCH_PATHS[sdk=macosx*]" = "";
-				IPHONEOS_DEPLOYMENT_TARGET = 10.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 12.0;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
 				"LD_RUNPATH_SEARCH_PATHS[sdk=macosx*]" = "@executable_path/../Frameworks @loader_path/Frameworks";
 				MACOSX_DEPLOYMENT_TARGET = 10.12;
@@ -540,7 +543,7 @@
 				SUPPORTED_PLATFORMS = "appletvos appletvsimulator iphoneos iphonesimulator macosx watchos watchsimulator";
 				SWIFT_INDEX_STORE_ENABLE = NO;
 				TARGETED_DEVICE_FAMILY = "1,2,3,4";
-				TVOS_DEPLOYMENT_TARGET = 10.0;
+				TVOS_DEPLOYMENT_TARGET = 12.0;
 				WATCHOS_DEPLOYMENT_TARGET = 3.0;
 			};
 			name = Release;

XCTest.xcodeproj/xcshareddata/xcschemes/SwiftXCTest.xcscheme

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "1020"
+   LastUpgradeVersion = "1310"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"

XCTest.xcodeproj/xcshareddata/xcschemes/SwiftXCTestFunctionalTests.xcscheme

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "1020"
+   LastUpgradeVersion = "1310"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"