25 lines · cpp
1// RUN: %clang_cc1 -I%S %s -triple x86_64-apple-darwin10 -emit-llvm -fcxx-exceptions -fexceptions -o - | FileCheck %s2struct A { virtual void f(); };3struct B : A { };4 5// CHECK: {{define.*@_Z1fP1A}}6// CHECK-SAME: personality ptr @__gxx_personality_v07B fail;8const B& f(A *a) {9 try {10 // CHECK: call ptr @__dynamic_cast11 // CHECK: br i112 // CHECK: invoke void @__cxa_bad_cast() [[NR:#[0-9]+]]13 dynamic_cast<const B&>(*a);14 } catch (...) {15 // CHECK: landingpad { ptr, i32 }16 // CHECK-NEXT: catch ptr null17 }18 return fail;19}20 21// CHECK: declare ptr @__dynamic_cast(ptr, ptr, ptr, i64) [[NUW_RO:#[0-9]+]]22 23// CHECK: attributes [[NUW_RO]] = { nounwind willreturn memory(read) }24// CHECK: attributes [[NR]] = { noreturn }25