xref: /llvm-project/lldb/test/Shell/SymbolFile/DWARF/x86/member-pointers.cpp (revision e370946978c3b50cc2716878122be332df554c6f)
176edf725SStefan Gränitz // REQUIRES: lld
276edf725SStefan Gränitz 
376edf725SStefan Gränitz // Itanium ABI:
476edf725SStefan Gränitz // RUN: %clang --target=x86_64-pc-linux -gdwarf -c -o %t_linux.o %s
5*e3709469SStefan Gränitz // RUN: %lldb -f %t_linux.o -b -o "target variable s1 s2 m1 m2 v1 v2 v3 v4" | FileCheck --check-prefix=CHECK-GNU %s
676edf725SStefan Gränitz //
7*e3709469SStefan Gränitz // CHECK-GNU: (void (Single1::*)()) s1 = 0x00000000000000000000000000000000
8*e3709469SStefan Gränitz // CHECK-GNU: (void (Single2::*)()) s2 = 0x00000000000000000000000000000000
9*e3709469SStefan Gränitz // CHECK-GNU: (void (Multiple1::*)()) m1 = 0x00000000000000000000000000000000
10*e3709469SStefan Gränitz // CHECK-GNU: (void (Multiple2::*)()) m2 = 0x00000000000000000000000000000000
11*e3709469SStefan Gränitz // CHECK-GNU: (void (Virtual1::*)()) v1 = 0x00000000000000000000000000000000
12*e3709469SStefan Gränitz // CHECK-GNU: (void (Virtual2::*)()) v2 = 0x00000000000000000000000000000000
13*e3709469SStefan Gränitz // CHECK-GNU: (void (Virtual3::*)()) v3 = 0x00000000000000000000000000000000
14*e3709469SStefan Gränitz // CHECK-GNU: (void (Virtual4::*)()) v4 = 0x00000000000000000000000000000000
1576edf725SStefan Gränitz 
1676edf725SStefan Gränitz // Microsoft ABI:
17*e3709469SStefan Gränitz // RUN: %clang_cl --target=x86_64-windows-msvc -c -gdwarf -o %t_win.obj /GS- -- %s
18*e3709469SStefan Gränitz // RUN: lld-link /out:%t_win.exe %t_win.obj /entry:main /debug /nodefaultlib
19*e3709469SStefan Gränitz // RUN: %lldb -f %t_win.exe -b -o "target variable s1 s2 m1 m2 v1 v2 v3 v4" | FileCheck --check-prefix=CHECK-MSVC %s
2076edf725SStefan Gränitz //
21*e3709469SStefan Gränitz // CHECK-MSVC: (void (Single1::*)()) s1 = 0x0000000000000000
22*e3709469SStefan Gränitz // CHECK-MSVC: (void (Single2::*)()) s2 = 0x0000000000000000
23*e3709469SStefan Gränitz // CHECK-MSVC: (void (Multiple1::*)()) m1 = 0x00000000000000000000000000000000
24*e3709469SStefan Gränitz // CHECK-MSVC: (void (Multiple2::*)()) m2 = 0x00000000000000000000000000000000
25*e3709469SStefan Gränitz // CHECK-MSVC: (void (Virtual1::*)()) v1 = 0xffffffff000000000000000000000000
26*e3709469SStefan Gränitz // CHECK-MSVC: (void (Virtual2::*)()) v2 = 0xffffffff000000000000000000000000
27*e3709469SStefan Gränitz // CHECK-MSVC: (void (Virtual3::*)()) v3 = 0xffffffff000000000000000000000000
28*e3709469SStefan Gränitz // CHECK-MSVC: (void (Virtual4::*)()) v4 = 0xffffffff000000000000000000000000
2976edf725SStefan Gränitz 
30*e3709469SStefan Gränitz // clang-format off
31*e3709469SStefan Gränitz struct Single1 { void s1() {} };
32*e3709469SStefan Gränitz struct Single2 : Single1 { void s2() {} };
3376edf725SStefan Gränitz 
34*e3709469SStefan Gränitz struct Helper {};
35*e3709469SStefan Gränitz struct Multiple1 : Single1, Helper { void m1() {} };
36*e3709469SStefan Gränitz struct Multiple2 : Multiple1 { void m2() {} };
3776edf725SStefan Gränitz 
38*e3709469SStefan Gränitz struct Virtual1 : virtual Single1 { void v1() {} };
39*e3709469SStefan Gränitz struct Virtual2 : Virtual1 { void v2() {} };
40*e3709469SStefan Gränitz struct Virtual3 : virtual Multiple1 { void v3() {} };
41*e3709469SStefan Gränitz struct Virtual4 : Virtual1, Helper { void v4() {} };
42*e3709469SStefan Gränitz 
43*e3709469SStefan Gränitz void (Single1::*s1)() = nullptr;
44*e3709469SStefan Gränitz void (Single2::*s2)() = nullptr;
45*e3709469SStefan Gränitz void (Multiple1::*m1)() = nullptr;
46*e3709469SStefan Gränitz void (Multiple2::*m2)() = nullptr;
47*e3709469SStefan Gränitz void (Virtual1::*v1)() = nullptr;
48*e3709469SStefan Gränitz void (Virtual2::*v2)() = nullptr;
49*e3709469SStefan Gränitz void (Virtual3::*v3)() = nullptr;
50*e3709469SStefan Gränitz void (Virtual4::*v4)() = nullptr;
51*e3709469SStefan Gränitz 
52*e3709469SStefan Gränitz int main(int argc, char *argv[]) {
53*e3709469SStefan Gränitz   // We need to force emission of type info to DWARF. That's reasonable, because
54*e3709469SStefan Gränitz   // Clang doesn't know that we need it to infer member-pointer sizes. We could
55*e3709469SStefan Gränitz   // probably teach Clang to do so, but in most real-world scenarios this might
56*e3709469SStefan Gränitz   // be a non-issue.
57*e3709469SStefan Gränitz   Virtual1 vi1;
58*e3709469SStefan Gränitz   Virtual2 vi2;
59*e3709469SStefan Gränitz   Virtual3 vi3;
60*e3709469SStefan Gränitz   Virtual4 vi4;
61*e3709469SStefan Gränitz   int sum = sizeof(Single2) + sizeof(Multiple2);
62*e3709469SStefan Gränitz   return argc < sum ? 0 : 1;
63*e3709469SStefan Gränitz }
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