// RUN: %clang_cc1 -std=c++11 -triple i386-linux -emit-llvm -o - %s | FileCheck %s --check-prefix=CHECK --check-prefix=ITANIUM // RUN: %clang_cc1 -std=c++11 -triple x86_64-darwin -emit-llvm -o - %s | FileCheck %s --check-prefix=CHECK --check-prefix=ITANIUM // RUN: %clang_cc1 -std=c++11 -triple arm64-ehabi -emit-llvm -o - %s | FileCheck %s --check-prefix=CHECK --check-prefix=ITANIUM // RUN: %clang_cc1 -std=c++11 -triple i386-windows -emit-llvm -o - %s | FileCheck %s --check-prefix=CHECK --check-prefix=MSABI --check-prefix=WIN32 // RUN: %clang_cc1 -std=c++11 -triple x86_64-windows -emit-llvm -o - %s | FileCheck %s --check-prefix=CHECK --check-prefix=MSABI --check-prefix=WIN64 // PR12219 struct A { A(int); virtual ~A(); }; struct B : A { using A::A; ~B(); }; B::~B() {} B b(123); struct C { template<typename T> C(T); }; struct D : C { using C::C; }; D d(123); // ITANIUM-LABEL: define void @_ZN1BD2Ev // ITANIUM-LABEL: define void @_ZN1BD1Ev // ITANIUM-LABEL: define void @_ZN1BD0Ev // WIN32-LABEL: define {{.*}}void @"\01??1B@@UAE@XZ" // WIN64-LABEL: define {{.*}}void @"\01??1B@@UEAA@XZ" // ITANIUM-LABEL: define linkonce_odr void @_ZN1BCI11AEi( // ITANIUM: call void @_ZN1BCI21AEi( // ITANIUM-LABEL: define linkonce_odr void @_ZN1DCI11CIiEET_( // ITANIUM: call void @_ZN1DCI21CIiEET_( // WIN32-LABEL: define internal {{.*}} @"\01??0B@@QAE@H@Z"( // WIN32: call {{.*}} @"\01??0A@@QAE@H@Z"( // WIN64-LABEL: define internal {{.*}} @"\01??0B@@QEAA@H@Z"( // WIN64: call {{.*}} @"\01??0A@@QEAA@H@Z"( // WIN32-LABEL: define internal {{.*}} @"\01??0D@@QAE@H@Z"( // WIN32: call {{.*}} @"\01??$?0H@C@@QAE@H@Z" // WIN64-LABEL: define internal {{.*}} @"\01??0D@@QEAA@H@Z"( // WIN64: call {{.*}} @"\01??$?0H@C@@QEAA@H@Z" struct Q { Q(int); Q(const Q&); ~Q(); }; struct Z { Z(); Z(int); ~Z(); int n; }; namespace noninline_nonvirt { struct A { A(int, Q&&, void *__attribute__((pass_object_size(0)))); int n; }; struct B : Z, A { Z z; using A::A; }; B b(1, 2, &b); // ITANIUM-LABEL: define {{.*}} @__cxx_global_var_init // ITANIUM: call void @_ZN1QC1Ei({{.*}} %[[TMP:.*]], i32 2) // ITANIUM: call void @_ZN17noninline_nonvirt1BCI1NS_1AEEiO1QPvU17pass_object_size0({{.*}} @_ZN17noninline_nonvirt1bE, i32 1, {{.*}} %[[TMP]], i8* {{.*}} @_ZN17noninline_nonvirt1bE{{.*}}, i{{32|64}} 12) // ITANIUM: call void @_ZN1QD1Ev({{.*}} %[[TMP]]) // ITANIUM: call i32 @__cxa_atexit( // Complete object ctor for B delegates to base object ctor. // ITANIUM-LABEL: define linkonce_odr void @_ZN17noninline_nonvirt1BCI1NS_1AEEiO1QPvU17pass_object_size0( // ITANIUM: call void @_ZN17noninline_nonvirt1BCI2NS_1AEEiO1QPvU17pass_object_size0({{.*}}, i32 {{.*}}, %{{.*}}* {{.*}}, i8* {{.*}}, i{{32|64}} {{.*}}) // In MSABI, we don't have ctor variants. B ctor forwards to A ctor. // MSABI-LABEL: define internal {{.*}} @"\01??0B@noninline_nonvirt@@Q{{AE|EAA}}@H$$Q{{E?}}AUQ@@P{{E?}}AXW4__pass_object_size0@__clang@@@Z"(%{{.*}}, i32{{.*}}, %{{.*}}, i8*{{.*}}, i{{32|64}}{{.*}}) // MSABI: call {{.*}} @"\01??0Z@@Q{{AE|EAA}}@XZ"( // MSABI: call {{.*}} @"\01??0A@noninline_nonvirt@@Q{{AE|EAA}}@H$$Q{{E?}}AUQ@@P{{E?}}AXW4__pass_object_size0@__clang@@@Z"(%{{.*}}, i32{{.*}}, %{{.*}}, i8*{{.*}}, i{{32|64}}{{.*}}) // MSABI: call {{.*}} @"\01??0Z@@Q{{AE|EAA}}@XZ"( struct C : B { using B::B; }; C c(1, 2, &c); // Complete object ctor for C delegates. // ITANIUM-LABEL: define linkonce_odr void @_ZN17noninline_nonvirt1CCI1NS_1AEEiO1QPvU17pass_object_size0( // ITANIUM: call void @_ZN17noninline_nonvirt1CCI2NS_1AEEiO1QPvU17pass_object_size0({{.*}}, i32 {{.*}}, %{{.*}}* {{.*}}, i8* {{.*}}, i{{32|64}} {{.*}}) // MSABI-LABEL: define internal {{.*}} @"\01??0C@noninline_nonvirt@@Q{{AE|EAA}}@H$$Q{{E?}}AUQ@@P{{E?}}AXW4__pass_object_size0@__clang@@@Z"(%{{.*}}, i32{{.*}}, %{{.*}}, i8*{{.*}}, i{{32|64}}{{.*}}) // MSABI: call {{.*}} @"\01??0B@noninline_nonvirt@@Q{{AE|EAA}}@H$$Q{{E?}}AUQ@@P{{E?}}AXW4__pass_object_size0@__clang@@@Z"(%{{.*}}, i32{{.*}}, %{{.*}}, i8*{{.*}}, i{{32|64}}{{.*}}) } namespace noninline_virt { struct A { A(int, Q&&, void *__attribute__((pass_object_size(0)))); int n; }; struct B : Z, virtual A { Z z; using A::A; }; B b(1, 2, &b); // Complete object ctor forwards to A ctor then constructs Zs. // ITANIUM-LABEL: define linkonce_odr void @_ZN14noninline_virt1BCI1NS_1AEEiO1QPvU17pass_object_size0( // ITANIUM: call void @_ZN14noninline_virt1AC2EiO1QPvU17pass_object_size0({{.*}} %{{.*}}, i32 %{{.*}}, %{{.*}}* {{.*}}, i8* {{.*}}, i{{32|64}} %{{.*}} // ITANIUM: call void @_ZN1ZC2Ev( // ITANIUM: store {{.*}} @_ZTVN14noninline_virt1BE // ITANIUM: call void @_ZN1ZC1Ev( // MSABI-LABEL: define internal {{.*}} @"\01??0B@noninline_virt@@Q{{AE|EAA}}@H$$Q{{E?}}AUQ@@P{{E?}}AXW4__pass_object_size0@__clang@@@Z"(%{{.*}}, i32{{.*}}, %{{.*}}, i8*{{.*}}, i{{32|64}}{{.*}}, i32 %{{.*}}) // MSABI: %[[COMPLETE:.*]] = icmp ne // MSABI: br i1 %[[COMPLETE]], // MSABI: call {{.*}} @"\01??0A@noninline_virt@@Q{{AE|EAA}}@H$$Q{{E?}}AUQ@@P{{E?}}AXW4__pass_object_size0@__clang@@@Z"(%{{.*}}, i32{{.*}}, %{{.*}}, i8*{{.*}}, i{{32|64}}{{.*}}) // MSABI: br // MSABI: call {{.*}} @"\01??0Z@@Q{{AE|EAA}}@XZ"( // MSABI: call {{.*}} @"\01??0Z@@Q{{AE|EAA}}@XZ"( struct C : B { using B::B; }; C c(1, 2, &c); // Complete object ctor forwards to A ctor, then calls B's base inheriting // constructor, which takes no arguments other than the this pointer and VTT. // ITANIUM_LABEL: define linkonce_odr void @_ZN14noninline_virt1CCI1NS_1AEEiO1QPvU17pass_object_size0( // ITANIUM: call void @_ZN14noninline_virt1AC2EiO1QPvU17pass_object_size0({{.*}} %{{.*}}, i32 %{{.*}}, %{{.*}}* {{.*}}, i8* %{{.*}}, i{{32|64}} %{{.*}}) // ITANIUM: call void @_ZN14noninline_virt1BCI2NS_1AEEiO1QPvU17pass_object_size0(%{{.*}}* %{{.*}}, i8** getelementptr inbounds ([2 x i8*], [2 x i8*]* @_ZTTN14noninline_virt1CE, i64 0, i64 1)) // ITANIUM: store {{.*}} @_ZTVN14noninline_virt1CE // C constructor forwards to B constructor and A constructor. We pass the args // to both. FIXME: Can we pass undef here instead, for the base object // constructor call? // MSABI-LABEL: define internal {{.*}} @"\01??0C@noninline_virt@@Q{{AE|EAA}}@H$$Q{{E?}}AUQ@@P{{E?}}AXW4__pass_object_size0@__clang@@@Z"(%{{.*}}, i32{{.*}}, %{{.*}}, i8*{{.*}}, i{{32|64}}{{.*}}, i32 %{{.*}}) // MSABI: %[[COMPLETE:.*]] = icmp ne // MSABI: br i1 %[[COMPLETE]], // MSABI: call {{.*}} @"\01??0A@noninline_virt@@Q{{AE|EAA}}@H$$Q{{E?}}AUQ@@P{{E?}}AXW4__pass_object_size0@__clang@@@Z"(%{{.*}}, i32{{.*}}, %{{.*}}, i8*{{.*}}, i{{32|64}}{{.*}}) // MSABI: br // MSABI: call {{.*}} @"\01??0B@noninline_virt@@Q{{AE|EAA}}@H$$Q{{E?}}AUQ@@P{{E?}}AXW4__pass_object_size0@__clang@@@Z"(%{{.*}}, i32{{.*}}, %{{.*}}, i8*{{.*}}, i{{32|64}}{{.*}}, i32 0) } // For MSABI only, check that inalloca arguments result in inlining. namespace inalloca_nonvirt { struct A { A(Q, int, Q, Q&&); int n; }; struct B : Z, A { Z z; using A::A; }; B b(1, 2, 3, 4); // No inlining implied for Itanium. // ITANIUM-LABEL: define linkonce_odr void @_ZN16inalloca_nonvirt1BCI1NS_1AEE1QiS1_OS1_( // ITANIUM: call void @_ZN16inalloca_nonvirt1BCI2NS_1AEE1QiS1_OS1_( // MSABI-LABEL: define internal void @"\01??__Eb@inalloca_nonvirt@@YAXXZ"( // On Win32, the inalloca call can't be forwarded so we force inlining. // WIN32: %[[TMP:.*]] = alloca // WIN32: call i8* @llvm.stacksave() // WIN32: %[[ARGMEM:.*]] = alloca inalloca // WIN32: call {{.*}} @"\01??0Q@@QAE@H@Z"(%{{.*}}* %[[TMP]], i32 4) // WIN32: %[[ARG3:.*]] = getelementptr {{.*}} %[[ARGMEM]] // WIN32: call {{.*}} @"\01??0Q@@QAE@H@Z"({{.*}}* %[[ARG3]], i32 3) // WIN32: %[[ARG1:.*]] = getelementptr {{.*}} %[[ARGMEM]] // WIN32: call {{.*}} @"\01??0Q@@QAE@H@Z"({{.*}}* %[[ARG1]], i32 1) // WIN32: call {{.*}} @"\01??0Z@@QAE@XZ"( // WIN32: %[[ARG2:.*]] = getelementptr {{.*}} %[[ARGMEM]] // WIN32: store i32 2, i32* %[[ARG2]] // WIN32: %[[ARG4:.*]] = getelementptr {{.*}} %[[ARGMEM]] // WIN32: store {{.*}}* %[[TMP]], {{.*}}** %[[ARG4]] // WIN32: call {{.*}} @"\01??0A@inalloca_nonvirt@@QAE@UQ@@H0$$QAU2@@Z"(%{{[^,]*}}, <{{.*}}>* inalloca %[[ARGMEM]]) // WIN32: call void @llvm.stackrestore( // WIN32: call {{.*}} @"\01??0Z@@QAE@XZ"( // WIN32: call {{.*}} @"\01??_DQ@@QAE@XZ"( // On Win64, the Q arguments would be destroyed in the callee. We don't yet // support that in the non-inlined case, so we force inlining. // WIN64: %[[TMP:.*]] = alloca // WIN64: %[[ARG3:.*]] = alloca // WIN64: %[[ARG1:.*]] = alloca // WIN64: call {{.*}} @"\01??0Q@@QEAA@H@Z"({{.*}}* %[[TMP]], i32 4) // WIN64: call {{.*}} @"\01??0Q@@QEAA@H@Z"({{.*}}* %[[ARG3]], i32 3) // WIN64: call {{.*}} @"\01??0Q@@QEAA@H@Z"({{.*}}* %[[ARG1]], i32 1) // WIN64: call {{.*}} @"\01??0Z@@QEAA@XZ"( // WIN64: call {{.*}} @"\01??0A@inalloca_nonvirt@@QEAA@UQ@@H0$$QEAU2@@Z"(%{{.*}}, %{{.*}}* %[[ARG1]], i32 2, %{{.*}}* %[[ARG3]], %{{.*}} %[[TMP]]) // WIN64: call {{.*}} @"\01??0Z@@QEAA@XZ"( // WIN64: call void @"\01??_DQ@@QEAA@XZ"({{.*}}* %[[TMP]]) struct C : B { using B::B; }; C c(1, 2, 3, 4); // MSABI-LABEL: define internal void @"\01??__Ec@inalloca_nonvirt@@YAXXZ"( // On Win32, the inalloca call can't be forwarded so we force inlining. // WIN32: %[[TMP:.*]] = alloca // WIN32: call i8* @llvm.stacksave() // WIN32: %[[ARGMEM:.*]] = alloca inalloca // WIN32: call {{.*}} @"\01??0Q@@QAE@H@Z"(%{{.*}}* %[[TMP]], i32 4) // WIN32: %[[ARG3:.*]] = getelementptr {{.*}} %[[ARGMEM]] // WIN32: call {{.*}} @"\01??0Q@@QAE@H@Z"({{.*}}* %[[ARG3]], i32 3) // WIN32: %[[ARG1:.*]] = getelementptr {{.*}} %[[ARGMEM]] // WIN32: call {{.*}} @"\01??0Q@@QAE@H@Z"({{.*}}* %[[ARG1]], i32 1) // WIN32: call {{.*}} @"\01??0Z@@QAE@XZ"( // WIN32: %[[ARG2:.*]] = getelementptr {{.*}} %[[ARGMEM]] // WIN32: store i32 2, i32* %[[ARG2]] // WIN32: %[[ARG4:.*]] = getelementptr {{.*}} %[[ARGMEM]] // WIN32: store {{.*}}* %[[TMP]], {{.*}}** %[[ARG4]] // WIN32: call {{.*}} @"\01??0A@inalloca_nonvirt@@QAE@UQ@@H0$$QAU2@@Z"(%{{[^,]*}}, <{{.*}}>* inalloca %[[ARGMEM]]) // WIN32: call void @llvm.stackrestore( // WIN32: call {{.*}} @"\01??0Z@@QAE@XZ"( // WIN32: call {{.*}} @"\01??_DQ@@QAE@XZ"( // On Win64, the Q arguments would be destroyed in the callee. We don't yet // support that in the non-inlined case, so we force inlining. // WIN64: %[[TMP:.*]] = alloca // WIN64: %[[ARG3:.*]] = alloca // WIN64: %[[ARG1:.*]] = alloca // WIN64: call {{.*}} @"\01??0Q@@QEAA@H@Z"({{.*}}* %[[TMP]], i32 4) // WIN64: call {{.*}} @"\01??0Q@@QEAA@H@Z"({{.*}}* %[[ARG3]], i32 3) // WIN64: call {{.*}} @"\01??0Q@@QEAA@H@Z"({{.*}}* %[[ARG1]], i32 1) // WIN64: call {{.*}} @"\01??0Z@@QEAA@XZ"( // WIN64: call {{.*}} @"\01??0A@inalloca_nonvirt@@QEAA@UQ@@H0$$QEAU2@@Z"(%{{.*}}, %{{.*}}* %[[ARG1]], i32 2, %{{.*}}* %[[ARG3]], %{{.*}} %[[TMP]]) // WIN64: call {{.*}} @"\01??0Z@@QEAA@XZ"( // WIN64: call void @"\01??_DQ@@QEAA@XZ"({{.*}}* %[[TMP]]) } namespace inalloca_virt { struct A { A(Q, int, Q, Q&&); int n; }; struct B : Z, virtual A { Z z; using A::A; }; B b(1, 2, 3, 4); // MSABI-LABEL: define internal void @"\01??__Eb@inalloca_virt@@YAXXZ"( // On Win32, the inalloca call can't be forwarded so we force inlining. // WIN32: %[[TMP:.*]] = alloca // WIN32: call i8* @llvm.stacksave() // WIN32: %[[ARGMEM:.*]] = alloca inalloca // WIN32: call {{.*}} @"\01??0Q@@QAE@H@Z"(%{{.*}}* %[[TMP]], i32 4) // WIN32: %[[ARG3:.*]] = getelementptr {{.*}} %[[ARGMEM]] // WIN32: call {{.*}} @"\01??0Q@@QAE@H@Z"({{.*}}* %[[ARG3]], i32 3) // WIN32: %[[ARG1:.*]] = getelementptr {{.*}} %[[ARGMEM]] // WIN32: call {{.*}} @"\01??0Q@@QAE@H@Z"({{.*}}* %[[ARG1]], i32 1) // FIXME: It's dumb to round-trip this though memory and generate a branch. // WIN32: store i32 1, i32* %[[IS_MOST_DERIVED_ADDR:.*]] // WIN32: %[[IS_MOST_DERIVED:.*]] = load i32, i32* %[[IS_MOST_DERIVED_ADDR]] // WIN32: %[[IS_MOST_DERIVED_i1:.*]] = icmp ne i32 %[[IS_MOST_DERIVED]], 0 // WIN32: br i1 %[[IS_MOST_DERIVED_i1]] // // WIN32: store {{.*}} @"\01??_8B@inalloca_virt@@7B@" // WIN32: %[[ARG2:.*]] = getelementptr {{.*}} %[[ARGMEM]] // WIN32: store i32 2, i32* %[[ARG2]] // WIN32: %[[ARG4:.*]] = getelementptr {{.*}} %[[ARGMEM]] // WIN32: store {{.*}}* %[[TMP]], {{.*}}** %[[ARG4]] // WIN32: call {{.*}} @"\01??0A@inalloca_virt@@QAE@UQ@@H0$$QAU2@@Z"(%{{[^,]*}}, <{{.*}}>* inalloca %[[ARGMEM]]) // WIN32: call void @llvm.stackrestore( // WIN32: br // // Note that if we jumped directly to here we would fail to stackrestore and // destroy the parameters, but that's not actually possible. // WIN32: call {{.*}} @"\01??0Z@@QAE@XZ"( // WIN32: call {{.*}} @"\01??0Z@@QAE@XZ"( // WIN32: call {{.*}} @"\01??_DQ@@QAE@XZ"( // On Win64, the Q arguments would be destroyed in the callee. We don't yet // support that in the non-inlined case, so we force inlining. // WIN64: %[[TMP:.*]] = alloca // WIN64: %[[ARG3:.*]] = alloca // WIN64: %[[ARG1:.*]] = alloca // WIN64: call {{.*}} @"\01??0Q@@QEAA@H@Z"({{.*}}* %[[TMP]], i32 4) // WIN64: call {{.*}} @"\01??0Q@@QEAA@H@Z"({{.*}}* %[[ARG3]], i32 3) // WIN64: call {{.*}} @"\01??0Q@@QEAA@H@Z"({{.*}}* %[[ARG1]], i32 1) // WIN64: br i1 // WIN64: call {{.*}} @"\01??0A@inalloca_virt@@QEAA@UQ@@H0$$QEAU2@@Z"(%{{.*}}, %{{.*}}* %[[ARG1]], i32 2, %{{.*}}* %[[ARG3]], %{{.*}} %[[TMP]]) // WIN64: br // WIN64: call {{.*}} @"\01??0Z@@QEAA@XZ"( // WIN64: call {{.*}} @"\01??0Z@@QEAA@XZ"( // WIN64: call void @"\01??_DQ@@QEAA@XZ"({{.*}}* %[[TMP]]) struct C : B { using B::B; }; C c(1, 2, 3, 4); // ITANIUM-LABEL: define linkonce_odr void @_ZN13inalloca_virt1CD1Ev( // MSABI-LABEL: define internal void @"\01??__Ec@inalloca_virt@@YAXXZ"( // On Win32, the inalloca call can't be forwarded so we force inlining. // WIN32: %[[TMP:.*]] = alloca // WIN32: call i8* @llvm.stacksave() // WIN32: %[[ARGMEM:.*]] = alloca inalloca // WIN32: call {{.*}} @"\01??0Q@@QAE@H@Z"(%{{.*}}* %[[TMP]], i32 4) // WIN32: %[[ARG3:.*]] = getelementptr {{.*}} %[[ARGMEM]] // WIN32: call {{.*}} @"\01??0Q@@QAE@H@Z"({{.*}}* %[[ARG3]], i32 3) // WIN32: %[[ARG1:.*]] = getelementptr {{.*}} %[[ARGMEM]] // WIN32: call {{.*}} @"\01??0Q@@QAE@H@Z"({{.*}}* %[[ARG1]], i32 1) // WIN32: store i32 1, i32* %[[IS_MOST_DERIVED_ADDR:.*]] // WIN32: %[[IS_MOST_DERIVED:.*]] = load i32, i32* %[[IS_MOST_DERIVED_ADDR]] // WIN32: %[[IS_MOST_DERIVED_i1:.*]] = icmp ne i32 %[[IS_MOST_DERIVED]], 0 // WIN32: br i1 %[[IS_MOST_DERIVED_i1]] // // WIN32: store {{.*}} @"\01??_8C@inalloca_virt@@7B@" // WIN32: %[[ARG2:.*]] = getelementptr {{.*}} %[[ARGMEM]] // WIN32: store i32 2, i32* %[[ARG2]] // WIN32: %[[ARG4:.*]] = getelementptr {{.*}} %[[ARGMEM]] // WIN32: store {{.*}}* %[[TMP]], {{.*}}** %[[ARG4]] // WIN32: call {{.*}} @"\01??0A@inalloca_virt@@QAE@UQ@@H0$$QAU2@@Z"(%{{[^,]*}}, <{{.*}}>* inalloca %[[ARGMEM]]) // WIN32: call void @llvm.stackrestore( // WIN32: br // // WIN32: store i32 0, i32* %[[IS_MOST_DERIVED_ADDR:.*]] // WIN32: %[[IS_MOST_DERIVED:.*]] = load i32, i32* %[[IS_MOST_DERIVED_ADDR]] // WIN32: %[[IS_MOST_DERIVED_i1:.*]] = icmp ne i32 %[[IS_MOST_DERIVED]], 0 // WIN32: br i1 %[[IS_MOST_DERIVED_i1]] // // Note: this block is unreachable. // WIN32: store {{.*}} @"\01??_8B@inalloca_virt@@7B@" // WIN32: br // // WIN32: call {{.*}} @"\01??0Z@@QAE@XZ"( // WIN32: call {{.*}} @"\01??0Z@@QAE@XZ"( // WIN32: call {{.*}} @"\01??_DQ@@QAE@XZ"( // On Win64, the Q arguments would be destroyed in the callee. We don't yet // support that in the non-inlined case, so we force inlining. // WIN64: %[[TMP:.*]] = alloca // WIN64: %[[ARG3:.*]] = alloca // WIN64: %[[ARG1:.*]] = alloca // WIN64: call {{.*}} @"\01??0Q@@QEAA@H@Z"({{.*}}* %[[TMP]], i32 4) // WIN64: call {{.*}} @"\01??0Q@@QEAA@H@Z"({{.*}}* %[[ARG3]], i32 3) // WIN64: call {{.*}} @"\01??0Q@@QEAA@H@Z"({{.*}}* %[[ARG1]], i32 1) // WIN64: br i1 // WIN64: store {{.*}} @"\01??_8C@inalloca_virt@@7B@" // WIN64: call {{.*}} @"\01??0A@inalloca_virt@@QEAA@UQ@@H0$$QEAU2@@Z"(%{{.*}}, %{{.*}}* %[[ARG1]], i32 2, %{{.*}}* %[[ARG3]], %{{.*}} %[[TMP]]) // WIN64: br // WIN64: br i1 // (Unreachable block) // WIN64: store {{.*}} @"\01??_8B@inalloca_virt@@7B@" // WIN64: br // WIN64: call {{.*}} @"\01??0Z@@QEAA@XZ"( // WIN64: call {{.*}} @"\01??0Z@@QEAA@XZ"( // WIN64: call void @"\01??_DQ@@QEAA@XZ"({{.*}}* %[[TMP]]) } namespace inline_nonvirt { struct A { A(Q, int, Q, Q&&, ...); int n; }; struct B : Z, A { Z z; using A::A; }; B b(1, 2, 3, 4, 5, 6); // Inlined all the way down to the A ctor. // ITANIUM-LABEL: define {{.*}} @__cxx_global_var_init // ITANIUM: call void @_ZN1QC1Ei({{.*}}, i32 1) // ITANIUM: call void @_ZN1QC1Ei({{.*}}, i32 3) // ITANIUM: call void @_ZN1QC1Ei({{.*}}, i32 4) // ITANIUM: %[[Z_BASE:.*]] = bitcast %{{.*}}* %[[THIS:.*]] to // ITANIUM: call void @_ZN1ZC2Ev( // ITANIUM: %[[B_CAST:.*]] = bitcast {{.*}} %[[THIS]] // ITANIUM: %[[A_CAST:.*]] = getelementptr {{.*}} %[[B_CAST]], i{{32|64}} 4 // ITANIUM: %[[A:.*]] = bitcast {{.*}} %[[A_CAST]] // ITANIUM: call void ({{.*}}, ...) @_ZN14inline_nonvirt1AC2E1QiS1_OS1_z(%{{.*}}* %[[A]], {{.*}}, i32 2, {{.*}}, {{.*}}, i32 5, i32 6) // ITANIUM: %[[Z_MEMBER:.*]] = getelementptr {{.*}} %[[THIS]], i32 0, i32 2 // ITANIUM: call void @_ZN1ZC1Ev({{.*}} %[[Z_MEMBER]]) // ITANIUM: call void @_ZN1QD1Ev( // ITANIUM: call void @_ZN1QD1Ev( // ITANIUM: call void @_ZN1QD1Ev( struct C : B { using B::B; }; C c(1, 2, 3, 4, 5, 6); // Inlined all the way down to the A ctor. // ITANIUM-LABEL: define {{.*}} @__cxx_global_var_init // ITANIUM: call void @_ZN1QC1Ei({{.*}}, i32 1) // ITANIUM: call void @_ZN1QC1Ei({{.*}}, i32 3) // ITANIUM: call void @_ZN1QC1Ei({{.*}}, i32 4) // ITANIUM: %[[Z_BASE:.*]] = bitcast %{{.*}}* %[[THIS:.*]] to // ITANIUM: call void @_ZN1ZC2Ev( // ITANIUM: %[[B_CAST:.*]] = bitcast {{.*}} %[[THIS]] // ITANIUM: %[[A_CAST:.*]] = getelementptr {{.*}} %[[B_CAST]], i{{32|64}} 4 // ITANIUM: %[[A:.*]] = bitcast {{.*}} %[[A_CAST]] // ITANIUM: call void ({{.*}}, ...) @_ZN14inline_nonvirt1AC2E1QiS1_OS1_z(%{{.*}}* %[[A]], {{.*}}, i32 2, {{.*}}, {{.*}}, i32 5, i32 6) // ITANIUM: %[[Z_MEMBER:.*]] = getelementptr {{.*}} %{{.*}}, i32 0, i32 2 // ITANIUM: call void @_ZN1ZC1Ev({{.*}} %[[Z_MEMBER]]) // ITANIUM: call void @_ZN1QD1Ev( // ITANIUM: call void @_ZN1QD1Ev( // ITANIUM: call void @_ZN1QD1Ev( } namespace inline_virt { struct A { A(Q, int, Q, Q&&, ...); int n; }; struct B : Z, virtual A { Z z; using A::A; }; B b(1, 2, 3, 4, 5, 6); // Inlined all the way down to the A ctor. // ITANIUM-LABEL: define {{.*}} @__cxx_global_var_init // ITANIUM: call void @_ZN1QC1Ei({{.*}}, i32 1) // ITANIUM: call void @_ZN1QC1Ei({{.*}}, i32 3) // ITANIUM: call void @_ZN1QC1Ei({{.*}}, i32 4) // ITANIUM: %[[B_CAST:.*]] = bitcast {{.*}} %[[THIS:.*]] // ITANIUM: %[[A_CAST:.*]] = getelementptr {{.*}} %[[B_CAST]], i{{32|64}} {{12|16}} // ITANIUM: %[[A:.*]] = bitcast {{.*}} %[[A_CAST]] // ITANIUM: call void ({{.*}}, ...) @_ZN11inline_virt1AC2E1QiS1_OS1_z(%{{.*}}* %[[A]], {{.*}}, i32 2, {{.*}}, {{.*}}, i32 5, i32 6) // ITANIUM: call void @_ZN1ZC2Ev( // ITANIUM: call void @_ZN1ZC1Ev( // ITANIUM: call void @_ZN1QD1Ev( // ITANIUM: call void @_ZN1QD1Ev( // ITANIUM: call void @_ZN1QD1Ev( struct C : B { using B::B; }; C c(1, 2, 3, 4, 5, 6); // Inlined all the way down to the A ctor, except that we can just call the // B base inheriting constructor to construct that portion (it doesn't need // the forwarded arguments). // ITANIUM-LABEL: define {{.*}} @__cxx_global_var_init // ITANIUM: call void @_ZN1QC1Ei({{.*}}, i32 1) // ITANIUM: call void @_ZN1QC1Ei({{.*}}, i32 3) // ITANIUM: call void @_ZN1QC1Ei({{.*}}, i32 4) // ITANIUM: %[[B_CAST:.*]] = bitcast {{.*}} %[[THIS:.*]] // ITANIUM: %[[A_CAST:.*]] = getelementptr {{.*}} %[[B_CAST]], i{{32|64}} {{12|16}} // ITANIUM: %[[A:.*]] = bitcast {{.*}} %[[A_CAST]] // ITANIUM: call void ({{.*}}, ...) @_ZN11inline_virt1AC2E1QiS1_OS1_z(%{{.*}}* %[[A]], {{.*}}, i32 2, {{.*}}, {{.*}}, i32 5, i32 6) // ITANIUM: call void @_ZN11inline_virt1BCI2NS_1AEE1QiS1_OS1_z({{[^,]*}}, i8** getelementptr inbounds ([2 x i8*], [2 x i8*]* @_ZTTN11inline_virt1CE, i64 0, i64 1)) // ITANIUM: store {{.*}} @_ZTVN11inline_virt1CE // ITANIUM: call void @_ZN1QD1Ev( // ITANIUM: call void @_ZN1QD1Ev( // ITANIUM: call void @_ZN1QD1Ev( // B base object inheriting constructor does not get passed arguments. // ITANIUM-LABEL: define linkonce_odr void @_ZN11inline_virt1BCI2NS_1AEE1QiS1_OS1_z( // ITANIUM-NOT: call // ITANIUM: call void @_ZN1ZC2Ev( // ITANIUM-NOT: call // VTT -> vtable // ITANIUM: store // ITANIUM-NOT: call // ITANIUM: call void @_ZN1ZC1Ev( // ITANIUM-NOT: call // ITANIUM: } } // ITANIUM-LABEL: define linkonce_odr void @_ZN1BCI21AEi( // ITANIUM: call void @_ZN1AC2Ei( // ITANIUM-LABEL: define linkonce_odr void @_ZN1DCI21CIiEET_( // ITANIUM: call void @_ZN1CC2IiEET_( // ITANIUM-LABEL: define linkonce_odr void @_ZN17noninline_nonvirt1BCI2NS_1AEEiO1QPvU17pass_object_size0( // ITANIUM: call void @_ZN1ZC2Ev( // ITANIUM: call void @_ZN17noninline_nonvirt1AC2EiO1QPvU17pass_object_size0( // ITANIUM-LABEL: define linkonce_odr void @_ZN17noninline_nonvirt1CCI2NS_1AEEiO1QPvU17pass_object_size0( // ITANIUM: call void @_ZN17noninline_nonvirt1BCI2NS_1AEEiO1QPvU17pass_object_size0(