| 1 | // RUN: %clang_cc1 -fno-rtti -fcxx-exceptions -fexceptions %s -triple=x86_64-apple-darwin10 -emit-llvm -o - | FileCheck %s |
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| 2 | |
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| 3 | // CHECK: @_ZTIN5test11AE = linkonce_odr constant |
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| 4 | // CHECK: @_ZTIN5test11BE = linkonce_odr constant |
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| 5 | // CHECK: @_ZTIN5test11CE = linkonce_odr constant |
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| 6 | // CHECK: @_ZTIN5test11DE = linkonce_odr constant |
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| 7 | // CHECK: @_ZTIPN5test11DE = linkonce_odr constant {{.*}} @_ZTIN5test11DE |
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| 8 | |
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| 9 | // PR6974: this shouldn't crash |
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| 10 | namespace test0 { |
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| 11 | class err {}; |
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| 12 | |
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| 13 | void f(void) { |
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| 14 | try { |
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| 15 | } catch (err &) { |
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| 16 | } |
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| 17 | } |
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| 18 | } |
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| 19 | |
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| 20 | namespace test1 { |
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| 21 | // These classes have key functions defined out-of-line. Under |
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| 22 | // normal circumstances, we wouldn't generate RTTI for them; under |
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| 23 | // -fno-rtti, we generate RTTI only when required by EH. But |
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| 24 | // everything gets hidden visibility because we assume that all |
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| 25 | // users are also compiled under -fno-rtti and therefore will be |
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| 26 | // emitting RTTI regardless of key function. |
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| 27 | class A { virtual void foo(); }; |
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| 28 | class B { virtual void foo(); }; |
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| 29 | class C { virtual void foo(); }; |
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| 30 | class D { virtual void foo(); }; |
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| 31 | |
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| 32 | void opaque(); |
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| 33 | |
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| 34 | void test0() { |
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| 35 | throw A(); |
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| 36 | } |
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| 37 | |
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| 38 | void test1() throw(B) { |
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| 39 | opaque(); |
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| 40 | } |
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| 41 | |
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| 42 | void test2() { |
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| 43 | try { |
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| 44 | opaque(); |
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| 45 | } catch (C&) {} |
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| 46 | } |
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| 47 | |
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| 48 | void test3(D *ptr) { |
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| 49 | throw ptr; |
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| 50 | }; |
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| 51 | } |
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| 52 | |
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