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1// RUN: %clang_cc1 -fptrauth-calls -fptrauth-objc-isa -fobjc-arc -fblocks -triple arm64e -emit-llvm %s -o - | FileCheck %s2 3void (^globalblock)(void) = ^{};4// CHECK: [[BLOCK_DESCRIPTOR_NAME:@"__block_descriptor_.*"]] = linkonce_odr hidden unnamed_addr constant { i64, i64, ptr, ptr } { i64 0, i64 32, ptr @.str, ptr null }, comdat, align 85// CHECK: @__block_literal_global = internal constant { ptr, i32, i32, ptr, ptr } { ptr ptrauth (ptr @_NSConcreteGlobalBlock, i32 2, i64 27361, ptr @__block_literal_global), i32 1342177280, i32 0, ptr ptrauth (ptr @globalblock_block_invoke, i32 0, i64 0, ptr getelementptr inbounds ({ ptr, i32, i32, ptr, ptr }, ptr @__block_literal_global, i32 0, i32 3)), ptr [[BLOCK_DESCRIPTOR_NAME]] }6 7@interface A8- (int) count;9@end10 11void use_block(int (^)(void));12 13// CHECK-LABEL: define dso_local void @test_block_literal(14void test_block_literal(int i) {15 // CHECK: [[I:%.*]] = alloca i32,16 // CHECK-NEXT: [[BLOCK:%.*]] = alloca [[BLOCK_T:.*]], align17 // CHECK: [[ISAPTRADDR:%.*]] = getelementptr inbounds nuw [[BLOCK_T]], ptr [[BLOCK]], i32 0, i32 018 // CHECK-NEXT: [[ISAPTRADDR_I:%.*]] = ptrtoint ptr [[ISAPTRADDR]] to i6419 // CHECK-NEXT: [[ISADISCRIMINATOR:%.*]] = call i64 @llvm.ptrauth.blend(i64 [[ISAPTRADDR_I]], i64 27361)20 // CHECK-NEXT: [[SIGNEDISA:%.*]] = call i64 @llvm.ptrauth.sign(i64 ptrtoint (ptr @_NSConcreteStackBlock to i64), i32 2, i64 [[ISADISCRIMINATOR]])21 // CHECK-NEXT: [[SIGNEDISAPTR:%.*]] = inttoptr i64 [[SIGNEDISA]] to ptr22 // CHECK-NEXT: store ptr [[SIGNEDISAPTR]], ptr [[ISAPTRADDR]]23 use_block(^{return i;});24}25 26void test_conversion_helper(id);27 28// CHECK-LABEL: define dso_local void @test_conversion(29void test_conversion(id a) {30 // CHECK: [[A:%.*addr]] = alloca ptr31 // CHECK-NEXT: [[BLOCK:%.*]] = alloca [[BLOCK_T:.*]], align32 // CHECK: [[ISAPTRADDR:%.*]] = getelementptr inbounds nuw [[BLOCK_T]], ptr [[BLOCK]], i32 0, i32 033 // CHECK-NEXT: [[ISAPTRADDR_I:%.*]] = ptrtoint ptr [[ISAPTRADDR]] to i6434 // CHECK-NEXT: [[ISADISCRIMINATOR:%.*]] = call i64 @llvm.ptrauth.blend(i64 [[ISAPTRADDR_I]], i64 27361)35 // CHECK-NEXT: [[SIGNEDISA:%.*]] = call i64 @llvm.ptrauth.sign(i64 ptrtoint (ptr @_NSConcreteStackBlock to i64), i32 2, i64 [[ISADISCRIMINATOR]])36 // CHECK-NEXT: [[SIGNEDISAPTR:%.*]] = inttoptr i64 [[SIGNEDISA]] to ptr37 // CHECK-NEXT: store ptr [[SIGNEDISAPTR]], ptr [[ISAPTRADDR]]38 test_conversion_helper(^{39 (void)a;40 });41}42