forked from OSchip/llvm-project
54 lines
2.9 KiB
C++
54 lines
2.9 KiB
C++
// RUN: %clang_cc1 -triple x86_64-apple-darwin12 -emit-llvm -o - %s | FileCheck %s
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class A { virtual ~A() {} };
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class B { virtual ~B() {} };
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class C : A { char x; };
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class D : public A { short y; };
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class E : public A, public B { int z; };
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class F : public virtual A { long long w; };
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class G : virtual A { long long w; };
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class H : public E { int a; };
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class I : public F { char b; };
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class J : public H { char q; };
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class K : public C, public B { char q; };
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class XA : public A { };
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class XB : public A { };
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class XC : public virtual A { };
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class X : public XA, public XB, public XC { };
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void test(A *a, B *b) {
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volatile C *ac = dynamic_cast<C *>(a);
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// CHECK: i8* bitcast ({ i8*, i8* }* @_ZTI1A to i8*), i8* bitcast ({ i8*, i8*, i32, i32, i8*, i64 }* @_ZTI1C to i8*), i64 -2)
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volatile D *ad = dynamic_cast<D *>(a);
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// CHECK: i8* bitcast ({ i8*, i8* }* @_ZTI1A to i8*), i8* bitcast ({ i8*, i8*, i8* }* @_ZTI1D to i8*), i64 0)
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volatile E *ae = dynamic_cast<E *>(a);
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// CHECK: i8* bitcast ({ i8*, i8* }* @_ZTI1A to i8*), i8* bitcast ({ i8*, i8*, i32, i32, i8*, i64, i8*, i64 }* @_ZTI1E to i8*), i64 0)
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volatile F *af = dynamic_cast<F *>(a);
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// CHECK: i8* bitcast ({ i8*, i8* }* @_ZTI1A to i8*), i8* bitcast ({ i8*, i8*, i32, i32, i8*, i64 }* @_ZTI1F to i8*), i64 -1)
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volatile G *ag = dynamic_cast<G *>(a);
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// CHECK: i8* bitcast ({ i8*, i8* }* @_ZTI1A to i8*), i8* bitcast ({ i8*, i8*, i32, i32, i8*, i64 }* @_ZTI1G to i8*), i64 -2)
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volatile H *ah = dynamic_cast<H *>(a);
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// CHECK: i8* bitcast ({ i8*, i8* }* @_ZTI1A to i8*), i8* bitcast ({ i8*, i8*, i8* }* @_ZTI1H to i8*), i64 0)
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volatile I *ai = dynamic_cast<I *>(a);
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// CHECK: i8* bitcast ({ i8*, i8* }* @_ZTI1A to i8*), i8* bitcast ({ i8*, i8*, i8* }* @_ZTI1I to i8*), i64 -1)
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volatile J *aj = dynamic_cast<J *>(a);
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// CHECK: i8* bitcast ({ i8*, i8* }* @_ZTI1A to i8*), i8* bitcast ({ i8*, i8*, i8* }* @_ZTI1J to i8*), i64 0)
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volatile K *ak = dynamic_cast<K *>(a);
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// CHECK: i8* bitcast ({ i8*, i8* }* @_ZTI1A to i8*), i8* bitcast ({ i8*, i8*, i32, i32, i8*, i64, i8*, i64 }* @_ZTI1K to i8*), i64 -2)
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volatile X *ax = dynamic_cast<X *>(a);
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// CHECK: i8* bitcast ({ i8*, i8* }* @_ZTI1A to i8*), i8* bitcast ({ i8*, i8*, i32, i32, i8*, i64, i8*, i64, i8*, i64 }* @_ZTI1X to i8*), i64 -1)
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volatile E *be = dynamic_cast<E *>(b);
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// CHECK: i8* bitcast ({ i8*, i8* }* @_ZTI1B to i8*), i8* bitcast ({ i8*, i8*, i32, i32, i8*, i64, i8*, i64 }* @_ZTI1E to i8*), i64 8)
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volatile G *bg = dynamic_cast<G *>(b);
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// CHECK: i8* bitcast ({ i8*, i8* }* @_ZTI1B to i8*), i8* bitcast ({ i8*, i8*, i32, i32, i8*, i64 }* @_ZTI1G to i8*), i64 -2)
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volatile J *bj = dynamic_cast<J *>(b);
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// CHECK: i8* bitcast ({ i8*, i8* }* @_ZTI1B to i8*), i8* bitcast ({ i8*, i8*, i8* }* @_ZTI1J to i8*), i64 8)
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volatile K *bk = dynamic_cast<K *>(b);
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// CHECK: i8* bitcast ({ i8*, i8* }* @_ZTI1B to i8*), i8* bitcast ({ i8*, i8*, i32, i32, i8*, i64, i8*, i64 }* @_ZTI1K to i8*), i64 16)
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}
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