microsoft-abi-default-cc.cpp
1.64 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
// RUN: %clang_cc1 -triple i386-pc-linux -emit-llvm %s -o - | FileCheck -check-prefix GCABI %s
// RUN: %clang_cc1 -emit-llvm %s -o - -DMS_ABI -triple=i386-pc-win32 | FileCheck -check-prefix MSABI %s
#ifdef MS_ABI
# define METHOD_CC __thiscall
#else
# define METHOD_CC __attribute__ ((cdecl))
#endif
// Test that it's OK to have multiple function declarations with the default CC
// both mentioned explicitly and implied.
void foo();
void __cdecl foo();
void __cdecl foo() {}
// GCABI-LABEL: define void @_Z3foov()
// MSABI: define dso_local void @"?foo@@YAXXZ"
void __cdecl bar();
void bar();
void bar() {}
// GCABI-LABEL: define void @_Z3barv()
// MSABI: define dso_local void @"?bar@@YAXXZ"
// Test that it's OK to mark either the method declaration or method definition
// with a default CC explicitly.
class A {
public:
void baz();
void METHOD_CC qux();
static void static_baz();
static void __cdecl static_qux();
};
void METHOD_CC A::baz() {}
// GCABI-LABEL: define void @_ZN1A3bazEv
// MSABI: define dso_local x86_thiscallcc void @"?baz@A@@QAEXXZ"
void A::qux() {}
// GCABI-LABEL: define void @_ZN1A3quxEv
// MSABI: define dso_local x86_thiscallcc void @"?qux@A@@QAEXXZ"
void __cdecl static_baz() {}
// GCABI-LABEL: define void @_Z10static_bazv
// MSABI: define dso_local void @"?static_baz@@YAXXZ"
void static_qux() {}
// GCABI-LABEL: define void @_Z10static_quxv
// MSABI: define dso_local void @"?static_qux@@YAXXZ"
namespace PR31656 {
template <int I>
void __cdecl callee(int args[I]);
// GCABI-LABEL: declare void @_ZN7PR316566calleeILi1EEEvPi(
// MSABI: declare dso_local void @"??$callee@$00@PR31656@@YAXQAH@Z"(
void caller() { callee<1>(0); }
}