tests: silence -Wobjc-root-class warnings

Silence warnings about no ObjC class root for the types defined for the
tests.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@304662 91177308-0d34-0410-b5e6-96231b3b80d8

test/CodeGenObjC/exceptions-asm-attribute.m

-// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -emit-llvm -fexceptions -fobjc-exceptions -o %t %s
+// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -emit-llvm -Wno-objc-root-class -fexceptions -fobjc-exceptions -o %t %s
 // RUN: FileCheck -check-prefix=CHECK-X86_64 < %t %s
 // RUN: FileCheck -check-prefix=CHECK-EHTYPE < %t %s
 // rdar://16462586
@@ -19,7 +19,7 @@
 // CHECK-X86_64: define internal void @"\01-[A im0]"
 // CHECK-X86_64: define internal void @"\01-[A(Cat) im1]"
 
-// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fobjc-exceptions -fvisibility hidden -emit-llvm -o %t %s
+// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -Wno-objc-root-class -fobjc-exceptions -fvisibility hidden -emit-llvm -o %t %s
 // RUN: FileCheck -check-prefix=CHECK-X86_64-HIDDEN < %t %s
 
 // CHECK-X86_64-HIDDEN: @"OBJC_CLASS_$_MySecretNamespace.A" = hidden global {{.*}}, section "__DATA, __objc_data", align 8
@@ -30,7 +30,7 @@
 // CHECK-X86_64-HIDDEN: define internal void @"\01-[A im0]"
 // CHECK-X86_64-HIDDEN: define internal void @"\01-[A(Cat) im1]"
 
-// RUN: %clang_cc1 -triple armv6-apple-darwin10 -target-abi apcs-gnu -fobjc-exceptions -emit-llvm -o %t %s
+// RUN: %clang_cc1 -triple armv6-apple-darwin10 -target-abi apcs-gnu -Wno-objc-root-class -fobjc-exceptions -emit-llvm -o %t %s
 // RUN: FileCheck -check-prefix=CHECK-ARMV6 < %t %s
 
 // CHECK-ARMV6: @"OBJC_CLASS_$_MySecretNamespace.A" = global {{.*}}, section "__DATA, __objc_data", align 4

test/CodeGenObjC/metadata_symbols.m

-// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -emit-llvm -fexceptions -fobjc-exceptions -o %t %s
+// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -emit-llvm -Wno-objc-root-class -fexceptions -fobjc-exceptions -o %t %s
 // RUN: FileCheck -check-prefix=CHECK-X86_64 < %t %s
 // RUN: FileCheck -check-prefix=CHECK-EHTYPE < %t %s
 
@@ -18,7 +18,7 @@
 // CHECK-X86_64: define internal void @"\01-[A im0]"
 // CHECK-X86_64: define internal void @"\01-[A(Cat) im1]"
 
-// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fobjc-exceptions -fvisibility hidden -emit-llvm -o %t %s
+// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -Wno-objc-root-class -fobjc-exceptions -fvisibility hidden -emit-llvm -o %t %s
 // RUN: FileCheck -check-prefix=CHECK-X86_64-HIDDEN < %t %s
 
 // CHECK-X86_64-HIDDEN: @"OBJC_CLASS_$_A" = hidden global {{.*}}, section "__DATA, __objc_data", align 8
@@ -29,7 +29,7 @@
 // CHECK-X86_64-HIDDEN: define internal void @"\01-[A im0]"
 // CHECK-X86_64-HIDDEN: define internal void @"\01-[A(Cat) im1]"
 
-// RUN: %clang_cc1 -triple armv6-apple-darwin10 -target-abi apcs-gnu -fobjc-exceptions -emit-llvm -o %t %s
+// RUN: %clang_cc1 -triple armv6-apple-darwin10 -target-abi apcs-gnu -Wno-objc-root-class -fobjc-exceptions -emit-llvm -o %t %s
 // RUN: FileCheck -check-prefix=CHECK-ARMV6 < %t %s
 
 // CHECK-ARMV6: @"OBJC_CLASS_$_A" = global {{.*}}, section "__DATA, __objc_data", align 4

test/CodeGenObjC/non-lazy-classes.m

-// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -emit-llvm -o - %s | \
+// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -Wno-objc-root-class -emit-llvm -o - %s | \
 // RUN: FileCheck %s
 // CHECK: @"OBJC_LABEL_NONLAZY_CLASS_$" = private global [1 x {{.*}}] {{.*}}@"OBJC_CLASS_$_A"{{.*}}, section "__DATA,__objc_nlclslist,regular,no_dead_strip", align 8
 // CHECK: @"OBJC_LABEL_NONLAZY_CATEGORY_$" = private global [1 x {{.*}}] {{.*}}@"\01l_OBJC_$_CATEGORY_A_$_Cat"{{.*}}, section "__DATA,__objc_nlcatlist,regular,no_dead_strip", align 8