Re-add check for Metal on x86, where it's not supported.

libsdl-org · Jul 18, 2020 · b0ca8ef · b0ca8ef
1 parent b7a4fdd
commit b0ca8ef
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diff --git a/configure b/configure
@@ -21775,6 +21775,10 @@ $as_echo_n "checking for Metal framework... " >&6; }
           #import <Metal/Metal.h>
           #import <QuartzCore/CAMetalLayer.h>
 
+          #if TARGET_CPU_X86
+          #error Metal doesn't work on this configuration
+          #endif
+
 int
 main ()
 {

diff --git a/configure.ac b/configure.ac
@@ -2156,6 +2156,10 @@ AS_HELP_STRING([--enable-render-metal], [enable the Metal render driver [[defaul
           #import <Cocoa/Cocoa.h>
           #import <Metal/Metal.h>
           #import <QuartzCore/CAMetalLayer.h>
+
+          #if TARGET_CPU_X86
+          #error Metal doesn't work on this configuration
+          #endif
         ],[
         ],[
         have_metal=yes