SDL_image: Fixed building jxl for Intel macOS

From 1f38c7a702ce5b22cba497f52593424a806b84d8 Mon Sep 17 00:00:00 2001
From: Sam Lantinga <[EMAIL REDACTED]>
Date: Mon, 9 May 2022 22:15:31 -0700
Subject: [PATCH] Fixed building jxl for Intel macOS

---
 Xcode/jxl/jxl.xcodeproj/project.pbxproj | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/Xcode/jxl/jxl.xcodeproj/project.pbxproj b/Xcode/jxl/jxl.xcodeproj/project.pbxproj
index 36354bb..bdb36b4 100644
--- a/Xcode/jxl/jxl.xcodeproj/project.pbxproj
+++ b/Xcode/jxl/jxl.xcodeproj/project.pbxproj
@@ -550,7 +550,8 @@
 				ALWAYS_SEARCH_USER_PATHS = NO;
 				CLANG_ANALYZER_NONNULL = YES;
 				CLANG_ANALYZER_NUMBER_OBJECT_CONVERSION = YES_AGGRESSIVE;
-				CLANG_CXX_LANGUAGE_STANDARD = "gnu++17";
+				CLANG_CXX_LANGUAGE_STANDARD = "c++0x";
+				CLANG_CXX_LIBRARY = "libc++";
 				CLANG_ENABLE_MODULES = YES;
 				CLANG_ENABLE_OBJC_ARC = YES;
 				CLANG_ENABLE_OBJC_WEAK = YES;
@@ -625,7 +626,8 @@
 				ALWAYS_SEARCH_USER_PATHS = NO;
 				CLANG_ANALYZER_NONNULL = YES;
 				CLANG_ANALYZER_NUMBER_OBJECT_CONVERSION = YES_AGGRESSIVE;
-				CLANG_CXX_LANGUAGE_STANDARD = "gnu++17";
+				CLANG_CXX_LANGUAGE_STANDARD = "c++0x";
+				CLANG_CXX_LIBRARY = "libc++";
 				CLANG_ENABLE_MODULES = YES;
 				CLANG_ENABLE_OBJC_ARC = YES;
 				CLANG_ENABLE_OBJC_WEAK = YES;
@@ -711,7 +713,6 @@
 				MARKETING_VERSION = 0.6.1;
 				PRODUCT_BUNDLE_IDENTIFIER = org.libsdl.jxl;
 				PRODUCT_NAME = "$(TARGET_NAME:c99extidentifier)";
-				SKIP_INSTALL = YES;
 				SWIFT_EMIT_LOC_STRINGS = YES;
 			};
 			name = Debug;
@@ -737,7 +738,6 @@
 				MARKETING_VERSION = 0.6.1;
 				PRODUCT_BUNDLE_IDENTIFIER = org.libsdl.jxl;
 				PRODUCT_NAME = "$(TARGET_NAME:c99extidentifier)";
-				SKIP_INSTALL = YES;
 				SWIFT_EMIT_LOC_STRINGS = YES;
 			};
 			name = Release;