24 lines
747 B
C++
24 lines
747 B
C++
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// RUN: %clang_cc1 -I%S %s -triple x86_64-apple-darwin10 -emit-llvm -fcxx-exceptions -fexceptions -o - | FileCheck %s
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struct A { virtual void f(); };
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struct B : A { };
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// CHECK: {{define.*@_Z1fP1A}}
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B fail;
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const B& f(A *a) {
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try {
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// CHECK: call i8* @__dynamic_cast
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// CHECK: br i1
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// CHECK: invoke void @__cxa_bad_cast() [[NR:#[0-9]+]]
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dynamic_cast<const B&>(*a);
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} catch (...) {
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// CHECK: landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*)
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// CHECK-NEXT: catch i8* null
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}
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return fail;
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}
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// CHECK: declare i8* @__dynamic_cast(i8*, i8*, i8*, i64) [[NUW_RO:#[0-9]+]]
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// CHECK: attributes [[NUW_RO]] = { nounwind readonly }
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// CHECK: attributes [[NR]] = { noreturn }
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