1 // RUN: %clang_cc1 -emit-llvm %s -o - -triple x86_64-unknown-unknown -fms-extensions | FileCheck %s --check-prefixes=CHECK,CHECK-V12
2 // RUN: %clang_cc1 -emit-llvm %s -o - -triple x86_64-unknown-unknown -fms-extensions -fclang-abi-compat=11 | FileCheck %s --check-prefixes=CHECK,CHECK-V11
3 // rdar://17784718
4
5 typedef struct _GUID
6 {
7 unsigned int Data1;
8 unsigned short Data2;
9 unsigned short Data3;
10 unsigned char Data4[ 8 ];
11 } GUID;
12
13
14 template < typename T, const GUID & T_iid = __uuidof(T)>
15 class UUIDTest
16 {
17 public:
UUIDTest()18 UUIDTest() { }
19 };
20
21 struct __declspec(uuid("EAFA1952-66F8-438B-8FBA-AF1BBAE42191")) TestStruct
22 {
23 int foo;
24 };
25
26 struct __declspec(uuid("EAFA1952-66F8-438B-8FBA-AF1BBAE42191")) OtherStruct {};
27
test_uuidofType(decltype(__uuidof (T))arg)28 template <class T> void test_uuidofType(decltype(__uuidof(T)) arg) {}
29
test_uuidofExpr(decltype(__uuidof (T::member))arg)30 template <class T> void test_uuidofExpr(decltype(__uuidof(T::member)) arg) {}
31
32 struct HasMember {
33 TestStruct member;
34 };
35
36 // Ensure that mangling an "expr-primary" argument is handled properly.
test_uuidofExpr2(decltype(T{},__uuidof (HasMember::member))arg)37 template <class T> void test_uuidofExpr2(decltype(T{}, __uuidof(HasMember::member)) arg) {}
38
39 template<const GUID&> struct UUIDTestTwo { UUIDTestTwo(); };
40
main(int argc,const char * argv[])41 int main(int argc, const char * argv[])
42 {
43 UUIDTest<TestStruct> uuidof_test;
44 // Note that these variables have the same type, so the mangling of that
45 // type had better not mention TestStruct or OtherStruct!
46 UUIDTestTwo<__uuidof(TestStruct)> uuidof_test2;
47 UUIDTestTwo<__uuidof(OtherStruct)> uuidof_test3;
48 test_uuidofType<TestStruct>(GUID{});
49 test_uuidofExpr<HasMember>(GUID{});
50 test_uuidofExpr2<TestStruct>(GUID{});
51 return 0;
52 }
53
54 // CHECK: define{{.*}} i32 @main
55 // CHECK: call void @_ZN8UUIDTestI10TestStructL_Z42_GUID_eafa1952_66f8_438b_8fba_af1bbae42191EEC1Ev(
56 // CHECK: call void @_ZN11UUIDTestTwoIL_Z42_GUID_eafa1952_66f8_438b_8fba_af1bbae42191EEC1Ev(
57 // CHECK: call void @_ZN11UUIDTestTwoIL_Z42_GUID_eafa1952_66f8_438b_8fba_af1bbae42191EEC1Ev(
58 // CHECK-V11: call void @_Z15test_uuidofTypeI10TestStructEvDTu8__uuidoftT_E(
59 // CHECK-V12: call void @_Z15test_uuidofTypeI10TestStructEvDTu8__uuidofT_EE(
60 // CHECK-V11: call void @_Z15test_uuidofExprI9HasMemberEvDTu8__uuidofzsrT_6memberE(
61 // CHECK-V12: call void @_Z15test_uuidofExprI9HasMemberEvDTu8__uuidofXsrT_6memberEEE(
62 // CHECK-V11: call void @_Z16test_uuidofExpr2I10TestStructEvDTcmtlT_Eu8__uuidofzL_ZN9HasMember6memberEEE(
63 // CHECK-V12: call void @_Z16test_uuidofExpr2I10TestStructEvDTcmtlT_Eu8__uuidofL_ZN9HasMember6memberEEEE(
64 // CHECK: define linkonce_odr void @_ZN8UUIDTestI10TestStructL_Z42_GUID_eafa1952_66f8_438b_8fba_af1bbae42191EEC1Ev
65 // CHECK-V11: define linkonce_odr void @_Z15test_uuidofTypeI10TestStructEvDTu8__uuidoftT_E(
66 // CHECK-V12: define linkonce_odr void @_Z15test_uuidofTypeI10TestStructEvDTu8__uuidofT_EE(
67 // CHECK-V11: define linkonce_odr void @_Z15test_uuidofExprI9HasMemberEvDTu8__uuidofzsrT_6memberE(
68 // CHECK-V12: define linkonce_odr void @_Z15test_uuidofExprI9HasMemberEvDTu8__uuidofXsrT_6memberEEE(
69 // CHECK-V11: define linkonce_odr void @_Z16test_uuidofExpr2I10TestStructEvDTcmtlT_Eu8__uuidofzL_ZN9HasMember6memberEEE(
70 // CHECK-V12: define linkonce_odr void @_Z16test_uuidofExpr2I10TestStructEvDTcmtlT_Eu8__uuidofL_ZN9HasMember6memberEEEE(
71 // CHECK: define linkonce_odr void @_ZN8UUIDTestI10TestStructL_Z42_GUID_eafa1952_66f8_438b_8fba_af1bbae42191EEC2Ev
72