1f51a89d39
These were ignored by git accidentally. We want ALL OF THEM since they all came in the llvm/clang source distribution.
116 lines
3.2 KiB
C++
116 lines
3.2 KiB
C++
// RUN: %clang_cc1 -triple x86_64-apple-darwin10 %s -emit-llvm -o - | FileCheck %s
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struct Member { int x; Member(); Member(int); Member(const Member &); };
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struct VBase { int x; VBase(); VBase(int); VBase(const VBase &); };
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struct ValueClass {
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ValueClass(int x, int y) : x(x), y(y) {}
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int x;
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int y;
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}; // subject to ABI trickery
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/* Test basic functionality. */
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struct A {
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A(struct Undeclared &);
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A(ValueClass);
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Member mem;
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};
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A::A(struct Undeclared &ref) : mem(0) {}
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// Check that delegation works.
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// CHECK: define void @_ZN1AC1ER10Undeclared(%struct.A* %this, %struct.Undeclared* %ref) unnamed_addr
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// CHECK: call void @_ZN1AC2ER10Undeclared(
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// CHECK: define void @_ZN1AC2ER10Undeclared(%struct.A* %this, %struct.Undeclared* %ref) unnamed_addr
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// CHECK: call void @_ZN6MemberC1Ei(
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A::A(ValueClass v) : mem(v.y - v.x) {}
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// CHECK: define void @_ZN1AC1E10ValueClass(%struct.A* %this, i64 %v.coerce) unnamed_addr
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// CHECK: call void @_ZN1AC2E10ValueClass(
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// CHECK: define void @_ZN1AC2E10ValueClass(%struct.A* %this, i64 %v.coerce) unnamed_addr
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// CHECK: call void @_ZN6MemberC1Ei(
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/* Test that things work for inheritance. */
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struct B : A {
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B(struct Undeclared &);
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Member mem;
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};
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B::B(struct Undeclared &ref) : A(ref), mem(1) {}
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// CHECK: define void @_ZN1BC1ER10Undeclared(%struct.B* %this, %struct.Undeclared* %ref) unnamed_addr
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// CHECK: call void @_ZN1BC2ER10Undeclared(
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// CHECK: define void @_ZN1BC2ER10Undeclared(%struct.B* %this, %struct.Undeclared* %ref) unnamed_addr
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// CHECK: call void @_ZN1AC2ER10Undeclared(
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// CHECK: call void @_ZN6MemberC1Ei(
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/* Test that the delegation optimization is disabled for classes with
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virtual bases (for now). This is necessary because a vbase
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initializer could access one of the parameter variables by
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reference. That's a solvable problem, but let's not solve it right
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now. */
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struct C : virtual A {
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C(int);
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Member mem;
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};
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C::C(int x) : A(ValueClass(x, x+1)), mem(x * x) {}
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// CHECK: define void @_ZN1CC1Ei(%struct.C* %this, i32 %x) unnamed_addr
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// CHECK: call void @_ZN10ValueClassC1Eii(
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// CHECK: call void @_ZN1AC2E10ValueClass(
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// CHECK: call void @_ZN6MemberC1Ei(
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// CHECK: define void @_ZN1CC2Ei(%struct.C* %this, i8** %vtt, i32 %x) unnamed_addr
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// CHECK: call void @_ZN6MemberC1Ei(
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/* Test that the delegation optimization is disabled for varargs
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constructors. */
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struct D : A {
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D(int, ...);
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Member mem;
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};
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D::D(int x, ...) : A(ValueClass(x, x+1)), mem(x*x) {}
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// CHECK: define void @_ZN1DC1Eiz(%struct.D* %this, i32 %x, ...) unnamed_addr
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// CHECK: call void @_ZN10ValueClassC1Eii(
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// CHECK: call void @_ZN1AC2E10ValueClass(
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// CHECK: call void @_ZN6MemberC1Ei(
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// CHECK: define void @_ZN1DC2Eiz(%struct.D* %this, i32 %x, ...) unnamed_addr
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// CHECK: call void @_ZN10ValueClassC1Eii(
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// CHECK: call void @_ZN1AC2E10ValueClass(
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// CHECK: call void @_ZN6MemberC1Ei(
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// PR6622: this shouldn't crash
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namespace test0 {
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struct A {};
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struct B : virtual A { int x; };
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struct C : B {};
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void test(C &in) {
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C tmp = in;
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}
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}
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namespace test1 {
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struct A { A(); void *ptr; };
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struct B { B(); int x; A a[0]; };
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B::B() {}
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// CHECK: define void @_ZN5test11BC2Ev(
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// CHECK: [[THIS:%.*]] = load [[B:%.*]]**
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// CHECK-NEXT: ret void
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}
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