FirstField = CGM.GetAddrOfFunction(MD, Ty);
FirstField = llvm::ConstantExpr::getBitCast(FirstField, CGM.VoidPtrTy);
} else {
- if (!CGM.getTypes().isFuncTypeConvertible(
- MD->getType()->castAs<FunctionType>())) {
- CGM.ErrorUnsupported(MD, "pointer to virtual member function with "
- "incomplete return or parameter type");
- FirstField = llvm::Constant::getNullValue(CGM.VoidPtrTy);
- } else if (FPT->getCallConv() == CC_X86FastCall) {
+ if (FPT->getCallConv() == CC_X86FastCall) {
CGM.ErrorUnsupported(MD, "pointer to fastcall virtual member function");
FirstField = llvm::Constant::getNullValue(CGM.VoidPtrTy);
} else {
-// RUN: %clang_cc1 -fno-rtti -emit-llvm -triple=i386-pc-win32 %s -o - | FileCheck %s --check-prefix=CHECK32
-// RUN: %clang_cc1 -fno-rtti -emit-llvm -triple=x86_64-pc-win32 %s -o - | FileCheck %s --check-prefix=CHECK64
+// RUN: %clang_cc1 -std=c++11 -fno-rtti -emit-llvm -triple=i386-pc-win32 %s -o - | FileCheck %s --check-prefix=CHECK32
+// RUN: %clang_cc1 -std=c++11 -fno-rtti -emit-llvm -triple=x86_64-pc-win32 %s -o - | FileCheck %s --check-prefix=CHECK64
struct S {
int x, y, z;
U(const U &);
};
+struct B;
+
struct C {
virtual void foo();
virtual int bar(int, double);
virtual S baz(int);
virtual S qux(U);
virtual void thud(...);
+ virtual void (B::*plugh())();
};
namespace {
void (C::*ptr6)(...);
ptr6 = &C::thud;
+ auto ptr7 = &C::plugh;
+
// CHECK32-LABEL: define void @"\01?f@@YAXXZ"()
// CHECK32: store i8* bitcast (void (%struct.C*, ...)* @"\01??_9C@@$BA@AE" to i8*), i8** %ptr
// CHECK64: ret void
// CHECK64: }
+// CHECK32: define linkonce_odr x86_thiscallcc void @"\01??_9C@@$BBE@AE"(%struct.C* %this, ...) {{.*}} comdat align 2 {
+// CHECK32: [[VPTR:%.*]] = getelementptr inbounds void (%struct.C*, ...)*, void (%struct.C*, ...)** %vtable, i64 5
+// CHECK32: [[CALLEE:%.*]] = load void (%struct.C*, ...)*, void (%struct.C*, ...)** [[VPTR]]
+// CHECK32: musttail call x86_thiscallcc void (%struct.C*, ...) [[CALLEE]](%struct.C* %{{.*}}, ...)
+// CHECK32: ret void
+// CHECK32: }
+
+// CHECK64: define linkonce_odr void @"\01??_9C@@$BCI@AA"(%struct.C* %this, ...) {{.*}} comdat align 2 {
+// CHECK64: [[VPTR:%.*]] = getelementptr inbounds void (%struct.C*, ...)*, void (%struct.C*, ...)** %vtable, i64 5
+// CHECK64: [[CALLEE:%.*]] = load void (%struct.C*, ...)*, void (%struct.C*, ...)** [[VPTR]]
+// CHECK64: musttail call void (%struct.C*, ...) [[CALLEE]](%struct.C* %{{.*}}, ...)
+// CHECK64: ret void
+// CHECK64: }
+
// CHECK32: #[[ATTR]] = {{{.*}}"thunk"{{.*}}}