70 lines · cpp
1// RUN: %clang_cc1 %s -triple=thumbv7k-apple-watchos -emit-llvm -o - -target-abi aapcs16 | FileCheck %s2// RUN: %clang_cc1 %s -triple=thumbv7k-apple-watchos -emit-llvm -o - -target-abi aapcs16 | FileCheck -check-prefix=CHECK-GLOBALS %s3 4// RUN: %clang_cc1 %s -triple=arm64_32-apple-ios -emit-llvm -o - -target-abi darwinpcs | FileCheck %s5// RUN: %clang_cc1 %s -triple=arm64_32-apple-ios -emit-llvm -o - -target-abi darwinpcs | FileCheck -check-prefix=CHECK-GLOBALS %s6 7// __cxa_guard_acquire argument is 64-bit8struct A {9 A();10};11 12void f() {13 // CHECK: call i32 @__cxa_guard_acquire(ptr14 static A a;15}16 17// ARM64 uses the C++11 definition of POD.18namespace test1 {19 // This class is POD in C++11 and cannot have objects allocated in20 // its tail-padding.21 struct ABase {};22 struct A : ABase {23 int x;24 char c;25 };26 27 struct B : A {28 char d;29 };30 31 int test() {32 return sizeof(B);33 }34 // CHECK: define{{.*}} i32 @_ZN5test14testEv()35 // CHECK: ret i32 1236}37 38namespace std {39 class type_info;40}41 42// ARM64 uses string comparisons for what would otherwise be43// default-visibility weak RTTI.44namespace test2 {45 struct A {46 virtual void foo();47 };48 void A::foo() {}49 // Tested below because these globals get kindof oddly rearranged.50 51 struct __attribute__((visibility("hidden"))) B {};52 const std::type_info &b0 = typeid(B);53 // CHECK-GLOBALS: @_ZTIN5test21BE = linkonce_odr hidden constant { {{.*}}, ptr @_ZTSN5test21BE }54 // CHECK-GLOBALS: @_ZTSN5test21BE = linkonce_odr hidden constant55 56 const std::type_info &b1 = typeid(B*);57 // CHECK-GLOBALS: @_ZTIPN5test21BE = linkonce_odr hidden constant { {{.*}}, ptr @_ZTSPN5test21BE, i32 0, ptr @_ZTIN5test21BE58 // CHECK-GLOBALS: @_ZTSPN5test21BE = linkonce_odr hidden constant59 60 struct C {};61 const std::type_info &c0 = typeid(C);62 // CHECK-GLOBALS: @_ZTIN5test21CE = linkonce_odr constant { {{.*}}, ptr @_ZTSN5test21CE }63 // CHECK-GLOBALS: @_ZTSN5test21CE = linkonce_odr constant [11 x i8] c"N5test21CE\00"64}65 66// va_list should be based on "char *" rather than "ptr".67 68// CHECK: define{{.*}} void @_Z11whatsVaListPc69void whatsVaList(__builtin_va_list l) {}70