Gate the minimum iOS deployment versions in the generated shaders.

chinmaygarde · dnfield · commit f70087318fc6 · 2022-04-27T15:57:33.000-07:00
diff --git a/impeller/renderer/allocator.cc b/impeller/renderer/allocator.cc
@@ -15,7 +15,7 @@ bool Allocator::RequiresExplicitHostSynchronization(StorageMode mode) {
     return false;
   }
 
-#if FML_OS_IOS
+#if OS_IOS
   // StorageMode::kHostVisible is MTLStorageModeShared already.
   return false;
 #else   // OS_IOS
diff --git a/impeller/renderer/platform.h b/impeller/renderer/platform.h
@@ -12,7 +12,7 @@
 namespace impeller {
 
 constexpr size_t DefaultUniformAlignment() {
-#if FML_OS_IOS
+#if OS_IOS
   return 16u;
 #elif FML_OS_MACOSX
   return 256u;
diff --git a/impeller/tools/build_metal_library.py b/impeller/tools/build_metal_library.py
@@ -74,6 +74,7 @@ def Main():
   elif args.platform == "ios":
     command += [
       "--std=ios-metal1.2",
+      "-mios-version-min=10.0",
     ]
 
   if args.optimize:

Original file line number	Diff line number	Diff line change
`@@ -15,7 +15,7 @@ bool Allocator::RequiresExplicitHostSynchronization(StorageMode mode) {`
`15`	`15`	`return false;`
`16`	`16`	`}`
`17`	`17`
`18`		`-#if FML_OS_IOS`
	`18`	`+#if OS_IOS`
`19`	`19`	`// StorageMode::kHostVisible is MTLStorageModeShared already.`
`20`	`20`	`return false;`
`21`	`21`	`#else // OS_IOS`