145 lines
4.8 KiB
C++
145 lines
4.8 KiB
C++
// RUN: %clangxx -target x86_64-unknown-unknown -g %s -emit-llvm -S -o - | FileCheck %s
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// PR14471
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enum X {
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Y
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};
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class C
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{
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static int a;
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const static bool const_a = true;
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protected:
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static int b;
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const static float const_b = 3.14;
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public:
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static int c;
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const static int const_c = 18;
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int d;
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static X x_a;
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};
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int C::a = 4;
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int C::b = 2;
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int C::c = 1;
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int main()
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{
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C instance_C;
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instance_C.d = 8;
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return C::c;
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}
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// The definition of C::a drives the emission of class C, which is
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// why the definition of "a" comes before the declarations while
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// "b" and "c" come after.
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// CHECK: !DICompositeType(tag: DW_TAG_enumeration_type, name: "X"{{.*}}, identifier: "_ZTS1X")
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// CHECK: !DICompositeType(tag: DW_TAG_class_type, name: "C"{{.*}}, identifier: "_ZTS1C")
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//
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// CHECK: ![[DECL_A:[0-9]+]] = !DIDerivedType(tag: DW_TAG_member, name: "a"
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// CHECK-NOT: size:
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// CHECK-NOT: align:
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// CHECK-NOT: offset:
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// CHECK-SAME: flags: DIFlagStaticMember)
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//
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// CHECK: !DIDerivedType(tag: DW_TAG_member, name: "const_a"
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// CHECK-NOT: size:
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// CHECK-NOT: align:
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// CHECK-NOT: offset:
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// CHECK-SAME: flags: DIFlagStaticMember,
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// CHECK-SAME: extraData: i1 true)
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//
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// CHECK: ![[DECL_B:[0-9]+]] = !DIDerivedType(tag: DW_TAG_member, name: "b"
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// CHECK-NOT: size:
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// CHECK-NOT: align:
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// CHECK-NOT: offset:
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// CHECK-SAME: flags: DIFlagProtected | DIFlagStaticMember)
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//
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// CHECK: !DIDerivedType(tag: DW_TAG_member, name: "const_b"
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// CHECK-NOT: size:
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// CHECK-NOT: align:
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// CHECK-NOT: offset:
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// CHECK-SAME: flags: DIFlagProtected | DIFlagStaticMember,
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// CHECK-SAME: extraData: float 0x{{.*}})
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//
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// CHECK: ![[DECL_C:[0-9]+]] = !DIDerivedType(tag: DW_TAG_member, name: "c"
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// CHECK-NOT: size:
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// CHECK-NOT: align:
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// CHECK-NOT: offset:
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// CHECK-SAME: flags: DIFlagPublic | DIFlagStaticMember)
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//
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// CHECK: !DIDerivedType(tag: DW_TAG_member, name: "const_c"
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// CHECK-NOT: size:
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// CHECK-NOT: align:
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// CHECK-NOT: offset:
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// CHECK-SAME: flags: DIFlagPublic | DIFlagStaticMember,
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// CHECK-SAME: extraData: i32 18)
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//
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// CHECK: !DIDerivedType(tag: DW_TAG_member, name: "x_a"
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// CHECK-SAME: flags: DIFlagPublic | DIFlagStaticMember)
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// CHECK: !DICompositeType(tag: DW_TAG_structure_type, name: "static_decl_templ<int>"
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// CHECK-NOT: DIFlagFwdDecl
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// CHECK-SAME: ){{$}}
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// CHECK: !DIDerivedType(tag: DW_TAG_member, name: "static_decl_templ_var"
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// CHECK: [[NS_X:![0-9]+]] = !DINamespace(name: "x"
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// Test this in an anonymous namespace to ensure the type is retained even when
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// it doesn't get automatically retained by the string type reference machinery.
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namespace {
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struct anon_static_decl_struct {
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static const int anon_static_decl_var = 117;
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};
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}
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// CHECK: !DICompositeType(tag: DW_TAG_structure_type, name: "anon_static_decl_struct"
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// CHECK: !DIDerivedType(tag: DW_TAG_member, name: "anon_static_decl_var"
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int ref() {
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return anon_static_decl_struct::anon_static_decl_var;
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}
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template<typename T>
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struct static_decl_templ {
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static const int static_decl_templ_var = 7;
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};
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template<typename T>
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const int static_decl_templ<T>::static_decl_templ_var;
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int static_decl_templ_ref() {
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return static_decl_templ<int>::static_decl_templ_var;
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}
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// CHECK: !DIGlobalVariable(name: "a", {{.*}}variable: i32* @_ZN1C1aE, declaration: ![[DECL_A]])
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// CHECK: !DIGlobalVariable(name: "b", {{.*}}variable: i32* @_ZN1C1bE, declaration: ![[DECL_B]])
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// CHECK: !DIGlobalVariable(name: "c", {{.*}}variable: i32* @_ZN1C1cE, declaration: ![[DECL_C]])
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// CHECK-NOT: !DIGlobalVariable(name: "anon_static_decl_var"
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// Verify that even when a static member declaration is created lazily when
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// creating the definition, the declaration line is that of the canonical
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// declaration, not the definition. Also, since we look at the canonical
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// definition, we should also correctly emit the constant value (42) into the
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// debug info.
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struct V {
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virtual ~V(); // cause the definition of 'V' to be omitted by no-standalone-debug optimization
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static const int const_va = 42;
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};
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// CHECK: !DIDerivedType(tag: DW_TAG_member, name: "const_va",
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// CHECK-SAME: line: [[@LINE-3]]
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// CHECK-SAME: extraData: i32 42
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const int V::const_va;
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namespace x {
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struct y {
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static int z;
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};
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int y::z;
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}
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// CHECK: !DIGlobalVariable(name: "z",
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// CHECK-SAME: scope: [[NS_X]]
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