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| // RUN: %clang_cc1 -triple x86_64-apple-darwin -std=c++11 -emit-llvm %s -o - | \
// RUN: FileCheck -check-prefix CHECK-LP64 %s
// RUN: %clang_cc1 -triple i386-apple-darwin -std=c++11 -emit-llvm %s -o - | \
// RUN: FileCheck -check-prefix CHECK-LP32 %s
// 13.3.3.2 Ranking implicit conversion sequences
extern "C" int printf(...);
struct A {
int Ai;
bool foo(int* arg) const;
};
bool A::foo(int* arg) const {
printf("A::foo(%d)\n", *arg);
return true;
}
struct B : public A {
void bf() { printf("B::bf called\n"); }
};
struct C : public B { };
// conversion of B::* to C::* is better than conversion of A::* to C::*
typedef void (A::*pmfa)();
typedef void (B::*pmfb)();
typedef void (C::*pmfc)();
struct X {
operator pmfa();
operator pmfb() {
return &B::bf;
}
};
void g(pmfc pm) {
C c;
(c.*pm)();
}
void test2(X x)
{
g(x);
}
struct B1 {
bool (A::*pmf)(int*) const;
B1(int i) : pmf(&A::foo), im(i) {
((A*)this->*pmf)(&im);
}
int im;
};
int main()
{
X x;
test2(x);
B1 b = B1(1);
B1 c = B1(2);
}
// CHECK-LP64: call { i64, i64 } @_ZN1XcvM1BFvvEEv
// CHECK-LP64: call void @_Z1gM1CFvvE
// CHECK-LP32: call i64 @_ZN1XcvM1BFvvEEv
// CHECK-LP32: call void @_Z1gM1CFvvE
|