1 // RUN: %clang_cc1 -triple i386-pc-linux -emit-llvm %s -o - | FileCheck -check-prefix GCABI %s
2 // RUN: %clang_cc1 -emit-llvm %s -o - -DMS_ABI -triple=i386-pc-win32 | FileCheck -check-prefix MSABI %s
3
4 #ifdef MS_ABI
5 # define METHOD_CC __thiscall
6 #else
7 # define METHOD_CC __attribute__ ((cdecl))
8 #endif
9
10 // Test that it's OK to have multiple function declarations with the default CC
11 // both mentioned explicitly and implied.
12 void foo();
13 void __cdecl foo();
foo()14 void __cdecl foo() {}
15 // GCABI-LABEL: define void @_Z3foov()
16 // MSABI: define dso_local void @"?foo@@YAXXZ"
17
18 void __cdecl bar();
19 void bar();
bar()20 void bar() {}
21 // GCABI-LABEL: define void @_Z3barv()
22 // MSABI: define dso_local void @"?bar@@YAXXZ"
23
24 // Test that it's OK to mark either the method declaration or method definition
25 // with a default CC explicitly.
26 class A {
27 public:
28 void baz();
29 void METHOD_CC qux();
30
31 static void static_baz();
32 static void __cdecl static_qux();
33 };
34
baz()35 void METHOD_CC A::baz() {}
36 // GCABI-LABEL: define void @_ZN1A3bazEv
37 // MSABI: define dso_local x86_thiscallcc void @"?baz@A@@QAEXXZ"
qux()38 void A::qux() {}
39 // GCABI-LABEL: define void @_ZN1A3quxEv
40 // MSABI: define dso_local x86_thiscallcc void @"?qux@A@@QAEXXZ"
41
static_baz()42 void __cdecl static_baz() {}
43 // GCABI-LABEL: define void @_Z10static_bazv
44 // MSABI: define dso_local void @"?static_baz@@YAXXZ"
static_qux()45 void static_qux() {}
46 // GCABI-LABEL: define void @_Z10static_quxv
47 // MSABI: define dso_local void @"?static_qux@@YAXXZ"
48
49 namespace PR31656 {
50 template <int I>
51 void __cdecl callee(int args[I]);
52 // GCABI-LABEL: declare void @_ZN7PR316566calleeILi1EEEvPi(
53 // MSABI: declare dso_local void @"??$callee@$00@PR31656@@YAXQAH@Z"(
54
caller()55 void caller() { callee<1>(0); }
56 }
57