| 1 | // RUN: %clang_cc1 -triple x86_64-windows -fsyntax-only -verify -fborland-extensions -fcxx-exceptions %s |
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| 2 | |
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| 3 | // This test is from http://docwiki.embarcadero.com/RADStudio/en/Try |
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| 4 | |
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| 5 | int puts(const char *); |
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| 6 | |
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| 7 | template<typename T> |
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| 8 | int printf(const char *, T); |
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| 9 | |
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| 10 | const char * strdup(const char *); |
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| 11 | |
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| 12 | void free(const void *); |
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| 13 | |
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| 14 | #define EXCEPTION_EXECUTE_HANDLER 1 |
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| 15 | |
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| 16 | class Exception |
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| 17 | { |
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| 18 | public: |
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| 19 | Exception(const char* s = "Unknown"){what = strdup(s); } |
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| 20 | Exception(const Exception& e ){what = strdup(e.what); } |
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| 21 | ~Exception() {free(what); } |
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| 22 | const char* msg() const {return what; } |
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| 23 | private: |
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| 24 | const char* what; |
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| 25 | }; |
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| 26 | |
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| 27 | int main() |
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| 28 | { |
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| 29 | float e, f, g; |
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| 30 | try |
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| 31 | { |
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| 32 | try |
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| 33 | { |
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| 34 | f = 1.0; |
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| 35 | g = 0.0; |
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| 36 | try |
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| 37 | { |
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| 38 | puts("Another exception:"); |
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| 39 | |
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| 40 | e = f / g; |
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| 41 | } |
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| 42 | __except(EXCEPTION_EXECUTE_HANDLER) |
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| 43 | { |
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| 44 | puts("Caught a C-based exception."); |
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| 45 | throw(Exception("Hardware error: Divide by 0")); |
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| 46 | } |
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| 47 | } |
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| 48 | catch(const Exception& e) |
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| 49 | { |
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| 50 | printf("Caught C++ Exception: %s :\n", e.msg()); |
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| 51 | } |
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| 52 | } |
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| 53 | __finally |
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| 54 | { |
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| 55 | puts("C++ allows __finally too!"); |
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| 56 | } |
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| 57 | return e; |
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| 58 | } |
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| 59 | |
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| 60 | namespace PR17584 { |
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| 61 | template <typename> |
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| 62 | void Except() { |
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| 63 | __try { |
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| 64 | } __except(true) { |
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| 65 | } |
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| 66 | } |
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| 67 | |
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| 68 | template <typename> |
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| 69 | void Finally() { |
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| 70 | __try { |
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| 71 | } __finally { |
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| 72 | } |
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| 73 | } |
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| 74 | |
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| 75 | template void Except<void>(); |
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| 76 | template void Finally<void>(); |
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| 77 | |
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| 78 | } |
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| 79 | |
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| 80 | void test___leave() { |
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| 81 | // Most tests are in __try.c. |
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| 82 | |
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| 83 | // Clang accepts try with __finally. MSVC doesn't. (Maybe a Borland thing?) |
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| 84 | // __leave in mixed blocks isn't supported. |
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| 85 | try { |
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| 86 | __leave; // expected-error{{'__leave' statement not in __try block}} |
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| 87 | } __finally { |
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| 88 | } |
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| 89 | } |
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| 90 | |
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