d3b23d611b
There are no vtable offset offsets in the MS ABI, but vbtable offsets are analogous. There are no consumers of this information yet, but at least we don't crash now. llvm-svn: 215149
138 lines
4.0 KiB
C++
138 lines
4.0 KiB
C++
// RUN: %clang_cc1 -triple x86_64-none-linux-gnu -emit-llvm -g %s -o - | FileCheck %s
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// RUN: %clang_cc1 -triple i686-pc-windows-msvc -emit-llvm -g %s -o - | FileCheck %s --check-prefix=MSVC
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template<typename T> struct Identity {
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typedef T Type;
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};
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void f(Identity<int>::Type a) {}
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void f(Identity<int> a) {}
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void f(int& a) { }
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template<typename T> struct A {
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A<T> *next;
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};
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void f(A<int>) { }
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struct B { };
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void f() {
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int B::*a = 0;
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void (B::*b)() = 0;
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}
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namespace EmptyNameCrash {
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struct A { A(); };
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typedef struct { A x; } B;
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B x;
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}
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// PR4890
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namespace PR4890 {
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struct X {
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~X();
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};
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X::~X() { }
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}
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namespace VirtualDtor {
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struct Y {
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virtual ~Y();
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};
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Y::~Y() { }
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}
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namespace VirtualBase {
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struct A { int a; };
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struct B : virtual A { int b; };
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void f() {
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B b;
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}
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}
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// MSVC: [[VBASE_B:![0-9]+]] = metadata !{i32 {{.*}}, metadata !"B", i32 {{[0-9]*}}, i64 96, i64 32, i32 0, i32 0, null, metadata [[VBASE_B_DEF:![0-9]+]], i32 0, {{.*}}} ; [ DW_TAG_structure_type ] [B] [line 49, size 96, align 32, offset 0] [def] [from ]
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// MSVC: [[VBASE_B_DEF]] = metadata !{metadata [[VBASE_A_IN_B:![0-9]+]],
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//
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// Look for the vbtable offset of A, which should be 4.
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// MSVC: [[VBASE_A_IN_B]] = metadata !{i32 786460, null, metadata [[VBASE_B]], null, i32 0, i64 0, i64 0, i64 4, i32 32, metadata !{{[0-9]*}}} ; [ DW_TAG_inheritance ] [line 0, size 0, align 0, offset 4] [from A]
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// CHECK: metadata !{{{.*}}, metadata !"B", i32 {{[0-9]*}}, i64 128, i64 64, i32 0, i32 0, null, metadata [[VBASE_B_DEF:![0-9]+]], i32 0, {{.*}}} ; [ DW_TAG_structure_type ] [B] [line 49, size 128, align 64, offset 0] [def] [from ]
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// CHECK: [[VBASE_B_DEF]] = metadata !{metadata [[VBASE_A_IN_B:![0-9]+]],
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//
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// Look for the vtable offset offset, which should be -24.
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// CHECK: [[VBASE_A_IN_B]] = metadata !{i32 786460, null, metadata !"_ZTSN11VirtualBase1BE", null, i32 0, i64 0, i64 0, i64 24, i32 32, metadata !"_ZTSN11VirtualBase1AE"} ; [ DW_TAG_inheritance ] [line 0, size 0, align 0, offset 24] [from _ZTSN11VirtualBase1AE]
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namespace b5249287 {
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template <typename T> class A {
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struct B;
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};
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class Cls {
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template <typename T> friend class A<T>::B;
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};
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Cls obj;
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}
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namespace pr14763 {
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struct foo {
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foo(const foo&);
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};
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foo func(foo f) {
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return f; // reference 'f' for now because otherwise we hit another bug
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}
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// CHECK: metadata !{i32 {{[0-9]*}}, metadata !{{[0-9]*}}, metadata [[PR14763:![0-9]*]], {{.*}}, metadata !"[[FOO:.*]]"} ; [ DW_TAG_structure_type ] [foo]
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// CHECK: [[PR14763]] = {{.*}} ; [ DW_TAG_namespace ] [pr14763]
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// CHECK: [[INCTYPE:![0-9]*]] = {{.*}} ; [ DW_TAG_structure_type ] [incomplete]{{.*}} [decl]
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// CHECK: metadata [[A_MEM:![0-9]*]], i32 0, null, null, metadata !"_ZTSN7pr162141aE"} ; [ DW_TAG_structure_type ] [a]
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// CHECK: [[A_MEM]] = metadata !{metadata [[A_I:![0-9]*]]}
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// CHECK: [[A_I]] = {{.*}} ; [ DW_TAG_member ] [i] {{.*}} [from int]
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// CHECK: ; [ DW_TAG_structure_type ] [b] {{.*}}[decl]
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// CHECK: [[FUNC:![0-9]*]] = {{.*}} metadata !"_ZN7pr147634funcENS_3fooE", i32 {{[0-9]*}}, metadata [[FUNC_TYPE:![0-9]*]], {{.*}} ; [ DW_TAG_subprogram ] {{.*}} [def] [func]
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}
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void foo() {
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const wchar_t c = L'x';
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wchar_t d = c;
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}
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// CHECK-NOT: ; [ DW_TAG_variable ] [c]
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namespace pr9608 { // also pr9600
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struct incomplete;
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incomplete (*x)[3];
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// CHECK: metadata [[INCARRAYPTR:![0-9]*]], i32 0, i32 1, [3 x i8]** @_ZN6pr96081xE, null} ; [ DW_TAG_variable ] [x]
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// CHECK: [[INCARRAYPTR]] = {{.*}}metadata [[INCARRAY:![0-9]*]]} ; [ DW_TAG_pointer_type ]
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// CHECK: [[INCARRAY]] = {{.*}}metadata !"_ZTSN6pr960810incompleteE", metadata {{![0-9]*}}, i32 0, null, null, null} ; [ DW_TAG_array_type ] [line 0, size 0, align 0, offset 0] [from _ZTSN6pr960810incompleteE]
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}
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// For some reason function arguments ended up down here
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// CHECK: = metadata !{i32 {{[0-9]*}}, metadata [[FUNC]], {{.*}}, metadata !"[[FOO]]", i32 8192, i32 0} ; [ DW_TAG_arg_variable ] [f]
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// CHECK: ; [ DW_TAG_auto_variable ] [c]
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namespace pr16214 {
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struct a {
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int i;
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};
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typedef a at;
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struct b {
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};
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typedef b bt;
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void func() {
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at a_inst;
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bt *b_ptr_inst;
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const bt *b_cnst_ptr_inst;
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}
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}
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