forked from OSchip/llvm-project
257 lines
9.2 KiB
C++
257 lines
9.2 KiB
C++
// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -emit-llvm -std=c++03 -fexceptions -fcxx-exceptions -O1 -o - %s | FileCheck %s
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// RUN: %clang_cc1 -triple i386-apple-darwin10 -emit-llvm -std=c++03 -O0 -o - %s | FileCheck --check-prefix=CHECK-2 %s
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struct POD {
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int w, x, y, z;
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};
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struct PODLike {
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int w, x, y, z;
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PODLike();
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~PODLike();
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};
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struct NonPOD {
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NonPOD();
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NonPOD(const NonPOD&);
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NonPOD& operator=(const NonPOD&);
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};
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struct Basic {
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int a, b, c, d;
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NonPOD np;
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int w, x, y, z;
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};
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struct PODMember {
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int a, b, c, d;
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POD p;
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NonPOD np;
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int w, x, y, z;
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};
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struct PODLikeMember {
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int a, b, c, d;
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PODLike pl;
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NonPOD np;
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int w, x, y, z;
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};
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struct ArrayMember {
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int a, b, c, d;
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int e[12];
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NonPOD np;
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int f[12];
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int w, x, y, z;
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};
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struct VolatileMember {
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int a, b, c, d;
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volatile int v;
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NonPOD np;
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int w, x, y, z;
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};
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struct BitfieldMember {
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int a, b, c, d;
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NonPOD np;
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int w : 6;
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int x : 6;
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int y : 6;
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int z : 6;
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};
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struct BitfieldMember2 {
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unsigned a : 1;
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unsigned b, c, d;
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NonPOD np;
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};
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struct InnerClassMember {
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struct {
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int a, b, c, d;
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} a;
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int b, c, d, e;
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NonPOD np;
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int w, x, y, z;
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};
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struct ReferenceMember {
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ReferenceMember(int &a, int &b, int &c, int &d)
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: a(a), b(b), c(c), d(d) {}
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int &a;
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int &b;
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NonPOD np;
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int &c;
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int &d;
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};
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struct __attribute__((packed)) PackedMembers {
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char c;
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NonPOD np;
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int w, x, y, z;
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};
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// COPY-ASSIGNMENT OPERATORS:
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// Assignment operators are output in the order they're encountered.
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#define CALL_AO(T) void callAO##T(T& a, const T& b) { a = b; }
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CALL_AO(Basic)
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CALL_AO(PODMember)
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CALL_AO(PODLikeMember)
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CALL_AO(ArrayMember)
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CALL_AO(VolatileMember)
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CALL_AO(BitfieldMember)
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CALL_AO(InnerClassMember)
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CALL_AO(PackedMembers)
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// Basic copy-assignment:
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// CHECK-LABEL: define linkonce_odr %struct.Basic* @_ZN5BasicaSERKS_(%struct.Basic* %this, %struct.Basic*)
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// CHECK: tail call void @llvm.memcpy.p0i8.p0i8.i64({{.*}}i64 16, i32 4{{.*}})
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// CHECK: tail call %struct.NonPOD* @_ZN6NonPODaSERKS_
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// CHECK: tail call void @llvm.memcpy.p0i8.p0i8.i64({{.*}}i64 16, i32 4{{.*}})
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// CHECK: ret %struct.Basic* %this
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// PODMember copy-assignment:
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// CHECK-LABEL: define linkonce_odr %struct.PODMember* @_ZN9PODMemberaSERKS_(%struct.PODMember* %this, %struct.PODMember*)
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// CHECK: tail call void @llvm.memcpy.p0i8.p0i8.i64({{.*}}i64 32, i32 4{{.*}})
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// CHECK: tail call %struct.NonPOD* @_ZN6NonPODaSERKS_
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// CHECK: tail call void @llvm.memcpy.p0i8.p0i8.i64({{.*}}i64 16, i32 4{{.*}})
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// CHECK: ret %struct.PODMember* %this
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// PODLikeMember copy-assignment:
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// CHECK-LABEL: define linkonce_odr %struct.PODLikeMember* @_ZN13PODLikeMemberaSERKS_(%struct.PODLikeMember* %this, %struct.PODLikeMember*)
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// CHECK: tail call void @llvm.memcpy.p0i8.p0i8.i64({{.*}}i64 32, i32 4{{.*}})
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// CHECK: tail call %struct.NonPOD* @_ZN6NonPODaSERKS_
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// CHECK: tail call void @llvm.memcpy.p0i8.p0i8.i64({{.*}}i64 16, i32 4{{.*}})
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// CHECK: ret %struct.PODLikeMember* %this
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// ArrayMember copy-assignment:
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// CHECK-LABEL: define linkonce_odr %struct.ArrayMember* @_ZN11ArrayMemberaSERKS_(%struct.ArrayMember* %this, %struct.ArrayMember*)
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// CHECK: tail call void @llvm.memcpy.p0i8.p0i8.i64({{.*}}i64 64, i32 4{{.*}})
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// CHECK: tail call %struct.NonPOD* @_ZN6NonPODaSERKS_
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// CHECK: tail call void @llvm.memcpy.p0i8.p0i8.i64({{.*}}i64 64, i32 4{{.*}})
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// CHECK: ret %struct.ArrayMember* %this
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// VolatileMember copy-assignment:
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// CHECK-LABEL: define linkonce_odr %struct.VolatileMember* @_ZN14VolatileMemberaSERKS_(%struct.VolatileMember* %this, %struct.VolatileMember*)
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// CHECK: tail call void @llvm.memcpy.p0i8.p0i8.i64({{.*}}i64 16, i32 4{{.*}})
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// CHECK: load volatile i32* {{.*}}, align 4
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// CHECK: store volatile i32 {{.*}}, align 4
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// CHECK: tail call %struct.NonPOD* @_ZN6NonPODaSERKS_
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// CHECK: tail call void @llvm.memcpy.p0i8.p0i8.i64({{.*}}i64 16, i32 4{{.*}})
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// CHECK: ret %struct.VolatileMember* %this
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// BitfieldMember copy-assignment:
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// CHECK-LABEL: define linkonce_odr %struct.BitfieldMember* @_ZN14BitfieldMemberaSERKS_(%struct.BitfieldMember* %this, %struct.BitfieldMember*)
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// CHECK: tail call void @llvm.memcpy.p0i8.p0i8.i64({{.*}}i64 16, i32 4{{.*}})
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// CHECK: tail call %struct.NonPOD* @_ZN6NonPODaSERKS_
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// CHECK: tail call void @llvm.memcpy.p0i8.p0i8.i64({{.*}}i64 3, i32 1{{.*}})
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// CHECK: ret %struct.BitfieldMember* %this
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// InnerClass copy-assignment:
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// CHECK-LABEL: define linkonce_odr %struct.InnerClassMember* @_ZN16InnerClassMemberaSERKS_(%struct.InnerClassMember* %this, %struct.InnerClassMember*)
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// CHECK: tail call void @llvm.memcpy.p0i8.p0i8.i64({{.*}}i64 32, i32 4{{.*}})
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// CHECK: tail call %struct.NonPOD* @_ZN6NonPODaSERKS_
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// CHECK: tail call void @llvm.memcpy.p0i8.p0i8.i64({{.*}}i64 16, i32 4{{.*}})
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// CHECK: ret %struct.InnerClassMember* %this
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// PackedMembers copy-assignment:
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// CHECK-LABEL: define linkonce_odr %struct.PackedMembers* @_ZN13PackedMembersaSERKS_(%struct.PackedMembers* %this, %struct.PackedMembers*)
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// CHECK: tail call %struct.NonPOD* @_ZN6NonPODaSERKS_
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// CHECK: tail call void @llvm.memcpy.p0i8.p0i8.i64({{.*}}i64 16, i32 1{{.*}})
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// CHECK: ret %struct.PackedMembers* %this
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// COPY-CONSTRUCTORS:
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// Clang outputs copy-constructors in the reverse of the order that
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// copy-constructor calls are encountered. Add functions that call the copy
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// constructors of the classes above in reverse order here.
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#define CALL_CC(T) T callCC##T(const T& b) { return b; }
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CALL_CC(PackedMembers)
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CALL_CC(BitfieldMember2)
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CALL_CC(ReferenceMember)
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CALL_CC(InnerClassMember)
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CALL_CC(BitfieldMember)
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CALL_CC(VolatileMember)
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CALL_CC(ArrayMember)
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CALL_CC(PODLikeMember)
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CALL_CC(PODMember)
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CALL_CC(Basic)
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// Basic copy-constructor:
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// CHECK-LABEL: define linkonce_odr void @_ZN5BasicC2ERKS_(%struct.Basic* %this, %struct.Basic*)
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// CHECK: tail call void @llvm.memcpy.p0i8.p0i8.i64({{.*}}i64 16, i32 4{{.*}})
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// CHECK: tail call void @_ZN6NonPODC1ERKS_
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// CHECK: tail call void @llvm.memcpy.p0i8.p0i8.i64({{.*}}i64 16, i32 4{{.*}})
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// CHECK: ret void
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// PODMember copy-constructor:
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// CHECK-LABEL: define linkonce_odr void @_ZN9PODMemberC2ERKS_(%struct.PODMember* %this, %struct.PODMember*)
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// CHECK: tail call void @llvm.memcpy.p0i8.p0i8.i64({{.*}}i64 32, i32 4{{.*}})
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// CHECK: tail call void @_ZN6NonPODC1ERKS_
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// CHECK: tail call void @llvm.memcpy.p0i8.p0i8.i64({{.*}}i64 16, i32 4{{.*}})
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// CHECK: ret void
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// PODLikeMember copy-constructor:
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// CHECK-LABEL: define linkonce_odr void @_ZN13PODLikeMemberC2ERKS_(%struct.PODLikeMember* %this, %struct.PODLikeMember*)
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// CHECK: tail call void @llvm.memcpy.p0i8.p0i8.i64({{.*}}i64 32, i32 4{{.*}})
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// CHECK: invoke void @_ZN6NonPODC1ERKS_
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// CHECK: tail call void @llvm.memcpy.p0i8.p0i8.i64({{.*}}i64 16, i32 4{{.*}})
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// CHECK: ret void
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// CHECK: landingpad
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// CHECK: invoke void @_ZN7PODLikeD1Ev
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// ArrayMember copy-constructor:
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// CHECK-LABEL: define linkonce_odr void @_ZN11ArrayMemberC2ERKS_(%struct.ArrayMember* %this, %struct.ArrayMember*)
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// CHECK: tail call void @llvm.memcpy.p0i8.p0i8.i64({{.*}}i64 64, i32 4{{.*}})
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// CHECK: tail call void @_ZN6NonPODC1ERKS_
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// CHECK: tail call void @llvm.memcpy.p0i8.p0i8.i64({{.*}}i64 64, i32 4{{.*}})
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// CHECK: ret void
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// VolatileMember copy-constructor:
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// CHECK-LABEL: define linkonce_odr void @_ZN14VolatileMemberC2ERKS_(%struct.VolatileMember* %this, %struct.VolatileMember*)
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// CHECK: tail call void @llvm.memcpy.p0i8.p0i8.i64({{.*}}i64 16, i32 4{{.*}})
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// CHECK: load volatile i32* {{.*}}, align 4
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// CHECK: store volatile i32 {{.*}}, align 4
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// CHECK: tail call void @_ZN6NonPODC1ERKS_
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// CHECK: tail call void @llvm.memcpy.p0i8.p0i8.i64({{.*}}i64 16, i32 4{{.*}})
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// CHECK: ret void
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// BitfieldMember copy-constructor:
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// CHECK-LABEL: define linkonce_odr void @_ZN14BitfieldMemberC2ERKS_(%struct.BitfieldMember* %this, %struct.BitfieldMember*)
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// CHECK: tail call void @llvm.memcpy.p0i8.p0i8.i64({{.*}}i64 16, i32 4{{.*}})
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// CHECK: tail call void @_ZN6NonPODC1ERKS_
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// CHECK: tail call void @llvm.memcpy.p0i8.p0i8.i64({{.*}}i64 3, i32 1{{.*}})
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// CHECK: ret void
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// InnerClass copy-constructor:
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// CHECK-LABEL: define linkonce_odr void @_ZN16InnerClassMemberC2ERKS_(%struct.InnerClassMember* %this, %struct.InnerClassMember*)
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// CHECK: tail call void @llvm.memcpy.p0i8.p0i8.i64({{.*}}i64 32, i32 4{{.*}})
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// CHECK: tail call void @_ZN6NonPODC1ERKS_
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// CHECK: tail call void @llvm.memcpy.p0i8.p0i8.i64({{.*}}i64 16, i32 4{{.*}})
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// CHECK: ret void
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// ReferenceMember copy-constructor:
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// CHECK-LABEL: define linkonce_odr void @_ZN15ReferenceMemberC2ERKS_(%struct.ReferenceMember* %this, %struct.ReferenceMember*)
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// CHECK: tail call void @llvm.memcpy.p0i8.p0i8.i64({{.*}}i64 16, i32 8{{.*}})
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// CHECK: tail call void @_ZN6NonPODC1ERKS_
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// CHECK: tail call void @llvm.memcpy.p0i8.p0i8.i64({{.*}}i64 16, i32 8{{.*}})
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// CHECK: ret void
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// BitfieldMember2 copy-constructor:
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// CHECK-2-LABEL: define linkonce_odr void @_ZN15BitfieldMember2C2ERKS_(%struct.BitfieldMember2* %this, %struct.BitfieldMember2*)
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// CHECK-2: call void @llvm.memcpy.p0i8.p0i8.i64({{.*}}i64 16, i32 4, i1 false)
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// CHECK-2: call void @_ZN6NonPODC1ERKS_
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// CHECK-2: ret void
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// PackedMembers copy-assignment:
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// CHECK-LABEL: define linkonce_odr void @_ZN13PackedMembersC2ERKS_(%struct.PackedMembers* %this, %struct.PackedMembers*)
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// CHECK: tail call void @_ZN6NonPODC1ERKS_
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// CHECK: tail call void @llvm.memcpy.p0i8.p0i8.i64({{.*}}i64 16, i32 1{{.*}})
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// CHECK: ret void
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