Replace comments with printed warning for Metal on x86_64

Signed-off-by: Yevhen Babiichuk (DustDFG) <dfgdust@gmail.com>

Author: dustdfg

platform/ios/detect.py

@@ -2,7 +2,7 @@
 import sys
 from typing import TYPE_CHECKING
 
-from methods import detect_darwin_sdk_path, print_error
+from methods import detect_darwin_sdk_path, print_error, print_warning
 
 if TYPE_CHECKING:
     from SCons.Script.SConscript import SConsEnvironment
@@ -156,7 +156,7 @@ def configure(env: "SConsEnvironment"):
     env.Append(CPPDEFINES=["IOS_ENABLED", "UNIX_ENABLED", "COREAUDIO_ENABLED"])
 
     if env["metal"] and env["arch"] != "arm64":
-        # Only supported on arm64, so skip it for x86_64 builds.
+        print_warning("Target architecture '{}' does not support the Metal rendering driver".format(env["arch"]))
         env["metal"] = False
 
     if env["metal"]:

platform/macos/detect.py

@@ -2,7 +2,7 @@
 import sys
 from typing import TYPE_CHECKING
 
-from methods import detect_darwin_sdk_path, get_compiler_version, is_vanilla_clang, print_error
+from methods import detect_darwin_sdk_path, get_compiler_version, is_vanilla_clang, print_error, print_warning
 from platform_methods import detect_arch, detect_mvk
 
 if TYPE_CHECKING:
@@ -241,7 +241,7 @@ def configure(env: "SConsEnvironment"):
     env.Append(LINKFLAGS=["-rpath", "@executable_path/../Frameworks", "-rpath", "@executable_path"])
 
     if env["metal"] and env["arch"] != "arm64":
-        # Only supported on arm64, so skip it for x86_64 builds.
+        print_warning("Target architecture '{}' does not support the Metal rendering driver".format(env["arch"]))
         env["metal"] = False
 
     extra_frameworks = set()